{"id":1946,"date":"2026-06-21T09:00:00","date_gmt":"2026-06-21T01:00:00","guid":{"rendered":"https:\/\/cixuan1.semitanker.com\/blog\/magnetic-tube-selection-guide\/"},"modified":"2026-07-22T16:38:52","modified_gmt":"2026-07-22T08:38:52","slug":"magnetic-tube-selection-guide","status":"publish","type":"post","link":"https:\/\/cixuan1.semitanker.com\/fr\/blog\/magnetic-tube-selection-guide\/","title":{"rendered":"Comment s\u00e9lectionner un barreau magn\u00e9tique"},"content":{"rendered":"\n\ufeff<style>\r\n.osenc-magnet-article{--os-navy:#123746;--os-ink:#173849;--os-cyan:#00a6cf;--os-cyan-dark:#007fa8;--os-pale:#eaf5f7;--os-line:#c8dde4;--os-white:#fff;--os-amber:#f59e0b;--os-amber-pale:#fff7e6;box-sizing:border-box;width:100%;max-width:1400px;margin:0 auto;padding:clamp(24px,4vw,64px) clamp(18px,3.2vw,42px);color:var(--os-ink);font-family:Inter,\"Segoe UI\",Arial,sans-serif;font-size:17px;line-height:1.72;overflow-wrap:anywhere}\r\n.osenc-magnet-article *{box-sizing:border-box;max-width:100%}\r\n.osenc-magnet-article>* ,.osenc-magnet-article section,.osenc-magnet-article article,.osenc-magnet-article aside,.osenc-magnet-article div,.osenc-magnet-article form,.osenc-magnet-article fieldset,.osenc-magnet-article label,.osenc-magnet-article dl,.osenc-magnet-article dd{min-width:0}\r\n.osenc-magnet-article img,.osenc-magnet-article svg,.osenc-magnet-article video,.osenc-magnet-article iframe{max-width:100%;height:auto}\r\n.osenc-magnet-article input,.osenc-magnet-article select,.osenc-magnet-article textarea,.osenc-magnet-article button{max-width:100%;font:inherit}\r\n.osenc-magnet-article input:not([type=\"checkbox\"]):not([type=\"radio\"]),.osenc-magnet-article select,.osenc-magnet-article textarea{width:100%;min-width:0}\r\n.osenc-magnet-article fieldset{width:100%;min-inline-size:0;margin:0 0 24px;padding:clamp(16px,4vw,24px)}\r\n.osenc-magnet-article legend{max-width:100%;padding-inline:6px;white-space:normal;overflow-wrap:anywhere}\r\n.osenc-magnet-article pre,.osenc-magnet-article code,.osenc-magnet-article address{white-space:normal;overflow-wrap:anywhere;word-break:break-word}\r\n.osenc-magnet-article>p:first-child,.osenc-magnet-article>.osenc-intro{font-size:clamp(18px,2vw,22px);line-height:1.58;color:#345766;margin-top:0}\r\n.osenc-magnet-article h2{margin:clamp(38px,6vw,68px) 0 18px;color:var(--os-navy);font-size:clamp(28px,3.4vw,42px);line-height:1.18;letter-spacing:-.025em}\r\n.osenc-magnet-article h3{margin:26px 0 10px;color:var(--os-navy);font-size:clamp(20px,2.3vw,26px);line-height:1.3}\r\n.osenc-magnet-article p{margin:0 0 18px}\r\n.osenc-magnet-article ul,.osenc-magnet-article ol{margin:0 0 24px;padding-left:1.35em}\r\n.osenc-magnet-article li{margin:0 0 9px;padding-left:.18em}\r\n.osenc-magnet-article a{color:var(--os-cyan-dark);text-decoration-thickness:1px;text-underline-offset:3px;word-break:break-word}\r\n.osenc-magnet-article a:hover{color:var(--os-navy)}\r\n.osenc-magnet-article a:focus-visible,.osenc-magnet-article .os-button:focus-visible{outline:3px solid var(--os-amber);outline-offset:3px}\r\n.osenc-magnet-article .osenc-section,.osenc-magnet-article section{min-width:0;margin-block:34px}\r\n.osenc-magnet-article .osenc-card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}\r\n.osenc-magnet-article .osenc-card-grid>h2,.osenc-magnet-article .osenc-card-grid>p,.osenc-magnet-article .osenc-card-grid>.os-actions{grid-column:1\/-1}\r\n.osenc-magnet-article .osenc-card{min-width:0;margin:0;padding:24px;border:1px solid var(--os-line);border-radius:18px;background:var(--os-white);box-shadow:0 12px 34px rgba(18,55,70,.08)}\r\n.osenc-magnet-article .osenc-card h3{margin-top:0}\r\n.osenc-magnet-article figure{width:100%;margin:clamp(28px,5vw,52px) 0}\r\n.osenc-magnet-article figure img{display:block;width:100%;height:auto;border-radius:18px;background:var(--os-pale);box-shadow:0 16px 40px rgba(18,55,70,.12)}\r\n.osenc-magnet-article figcaption{margin-top:11px;color:#58727e;font-size:14px;line-height:1.5;text-align:center}\r\n.osenc-magnet-article .table-wrap,.osenc-magnet-article .os-table-wrap{width:100%;max-width:100%;margin:22px 0 30px;overflow-x:auto;overscroll-behavior-inline:contain;-webkit-overflow-scrolling:touch;border:1px solid var(--os-line);border-radius:14px;background:var(--os-white)}\r\n.osenc-magnet-article table{width:100%;min-width:640px;border-collapse:collapse;table-layout:auto}\r\n.osenc-magnet-article th,.osenc-magnet-article td{padding:14px 16px;border-right:1px solid var(--os-line);border-bottom:1px solid var(--os-line);text-align:left;vertical-align:top;white-space:normal;overflow-wrap:anywhere}\r\n.osenc-magnet-article th{background:var(--os-navy);color:var(--os-white);font-weight:700}\r\n.osenc-magnet-article tr:last-child>*{border-bottom:0}\r\n.osenc-magnet-article tr>*:last-child{border-right:0}\r\n.osenc-magnet-article .os-buyer-decision,.osenc-magnet-article .os-engineering-conditions,.osenc-magnet-article .os-seller-solution,.osenc-magnet-article .osenc-note{padding:clamp(22px,4vw,38px);border:1px solid #b9dbe4;border-radius:20px;background:linear-gradient(145deg,#f5fbfc,#e9f5f8)}\r\n.osenc-magnet-article .os-buyer-decision h2,.osenc-magnet-article .os-engineering-conditions h2,.osenc-magnet-article .os-seller-solution h2,.osenc-magnet-article .osenc-note h2{margin-top:0}\r\n.osenc-magnet-article .osenc-safety-note{padding:clamp(22px,4vw,38px);border:2px solid var(--os-amber);border-left-width:8px;border-radius:18px;background:var(--os-amber-pale);color:#593b07}\r\n.osenc-magnet-article .osenc-safety-note h2,.osenc-magnet-article .osenc-safety-note h3{margin-top:0;color:#704707}\r\n.osenc-magnet-article .os-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}\r\n.osenc-magnet-article .os-button{display:inline-flex;min-height:46px;align-items:center;justify-content:center;padding:11px 20px;border:2px solid var(--os-cyan-dark);border-radius:999px;background:var(--os-cyan-dark);color:var(--os-white);font-weight:700;line-height:1.25;text-align:center;text-decoration:none}\r\n.osenc-magnet-article .os-button:hover{background:var(--os-navy);border-color:var(--os-navy);color:var(--os-white)}\r\n.osenc-magnet-article .osenc-faq{margin-top:clamp(48px,7vw,82px);padding-top:6px;border-top:4px solid var(--os-cyan)}\r\n.osenc-magnet-article .osenc-faq>h2{margin-top:30px}\r\n.osenc-magnet-article .osenc-faq-item{padding:20px 0;border-bottom:1px solid var(--os-line)}\r\n.osenc-magnet-article .osenc-faq-item h3{margin:0 0 8px;font-size:20px}\r\n.osenc-magnet-article .osenc-faq-item p{margin:0}\r\n.osenc-magnet-article .osenc-source-list{font-size:15px;color:#496774}\r\n@media (max-width:900px){.osenc-magnet-article .osenc-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}\r\n@media (max-width:640px){.osenc-magnet-article{padding-inline:16px;font-size:16px}.osenc-magnet-article .osenc-card-grid{grid-template-columns:1fr}.osenc-magnet-article .os-actions{display:grid;grid-template-columns:1fr}.osenc-magnet-article .os-button{width:100%;min-height:48px}.osenc-magnet-article th,.osenc-magnet-article td{padding:12px 13px}.osenc-magnet-article figure{margin-block:28px}.osenc-magnet-article figure img{border-radius:12px}}\r\n<\/style>\r\n<style id=\"osenc-page-system\">\r\n.osenc-magnet-article,\r\n.osenc-marketing-page {\r\n  --os-navy: #10384b;\r\n  --os-deep: #082838;\r\n  --os-ink: #173849;\r\n  --os-muted: #587280;\r\n  --os-blue: #0084b3;\r\n  --os-cyan: #11a8cf;\r\n  --os-cyan-soft: #e8f7fb;\r\n  --os-ice: #f4fafc;\r\n  --os-line: #d7e8ef;\r\n  --os-white: #ffffff;\r\n  --os-amber: #f59e0b;\r\n  --os-amber-soft: #fff6df;\r\n  --os-shadow: 0 18px 52px rgba(8, 40, 56, .12);\r\n  --os-shadow-soft: 0 10px 30px rgba(8, 40, 56, .08);\r\n  box-sizing: border-box;\r\n  width: 100%;\r\n  max-width: none !important;\r\n  margin: 0;\r\n  padding: 0 !important;\r\n  color: var(--os-ink);\r\n  font-family: Inter, \"Segoe UI\", Arial, sans-serif;\r\n  font-size: 17px;\r\n  line-height: 1.68;\r\n  overflow-wrap: anywhere;\r\n  background: #fff;\r\n}\r\n\r\n.osenc-magnet-article *,\r\n.osenc-marketing-page * {\r\n  box-sizing: border-box;\r\n}\r\n\r\n.osenc-magnet-article img,\r\n.osenc-marketing-page img,\r\n.osenc-magnet-article video,\r\n.osenc-marketing-page video {\r\n  max-width: 100%;\r\n  height: auto;\r\n}\r\n\r\n.osenc-magnet-article .os-container,\r\n.osenc-magnet-article .osenc-container,\r\n.osenc-magnet-article > section > :where(div:not([class]), .os-wrap),\r\n.osenc-marketing-page .os-container,\r\n.osenc-marketing-page .osenc-container,\r\n.osenc-marketing-page > section > :where(div:not([class]), .os-wrap) {\r\n  width: min(1400px, calc(100% - 48px));\r\n  margin-inline: auto;\r\n}\r\n\r\n.osenc-magnet-article .osenc-section,\r\n.osenc-magnet-article .os-section,\r\n.osenc-marketing-page .osenc-section,\r\n.osenc-marketing-page .os-section {\r\n  width: 100%;\r\n  margin: 0;\r\n  padding: 22px 0;\r\n}\r\n\r\n.osenc-magnet-article .os-section--alt,\r\n.osenc-marketing-page .os-section--alt {\r\n  background:\r\n    radial-gradient(circle at 12% 8%, rgba(17,168,207,.12), transparent 30%),\r\n    linear-gradient(180deg, #f6fbfd 0%, #edf7fa 100%);\r\n}\r\n\r\n.osenc-magnet-article .os-product-hero,\r\n.osenc-magnet-article .os-hero,\r\n.osenc-marketing-page .os-product-hero,\r\n.osenc-marketing-page .os-hero {\r\n  position: relative;\r\n  overflow: hidden;\r\n  min-height: 460px;\r\n  display: flex;\r\n  align-items: center;\r\n  padding: 54px 0;\r\n  color: #fff;\r\n  background:\r\n    linear-gradient(105deg, rgba(8,40,56,.94) 0%, rgba(8,40,56,.78) 46%, rgba(8,40,56,.18) 100%),\r\n    radial-gradient(circle at 70% 32%, rgba(17,168,207,.38), transparent 32%),\r\n    linear-gradient(135deg, #0e3d52 0%, #0a2737 100%);\r\n}\r\n\r\n.osenc-magnet-article .os-product-hero::after,\r\n.osenc-magnet-article .os-hero::after,\r\n.osenc-marketing-page .os-product-hero::after,\r\n.osenc-marketing-page .os-hero::after {\r\n  content: \"\";\r\n  position: absolute;\r\n  inset: auto 0 0 0;\r\n  height: 120px;\r\n  background: linear-gradient(180deg, transparent, rgba(255,255,255,.08));\r\n  pointer-events: none;\r\n}\r\n\r\n.osenc-magnet-article .os-product-hero__grid,\r\n.osenc-magnet-article .os-hero__grid,\r\n.osenc-marketing-page .os-product-hero__grid,\r\n.osenc-marketing-page .os-hero__grid {\r\n  position: relative;\r\n  z-index: 1;\r\n  display: grid;\r\n  grid-template-columns: minmax(0, .92fr) minmax(360px, .78fr);\r\n  gap: clamp(34px, 5vw, 76px);\r\n  align-items: center;\r\n}\r\n\r\n.osenc-magnet-article .os-product-hero__copy,\r\n.osenc-magnet-article .os-hero__copy,\r\n.osenc-marketing-page .os-product-hero__copy,\r\n.osenc-marketing-page .os-hero__copy {\r\n  max-width: 760px;\r\n}\r\n\r\n.osenc-magnet-article .os-eyebrow,\r\n.osenc-marketing-page .os-eyebrow {\r\n  display: inline-flex;\r\n  align-items: center;\r\n  gap: 10px;\r\n  margin: 0 0 18px;\r\n  color: #9ee6f7;\r\n  font-size: 13px;\r\n  font-weight: 800;\r\n  letter-spacing: .14em;\r\n  text-transform: uppercase;\r\n}\r\n\r\n.osenc-magnet-article .os-eyebrow::before,\r\n.osenc-marketing-page .os-eyebrow::before {\r\n  content: \"\";\r\n  width: 38px;\r\n  height: 2px;\r\n  background: currentColor;\r\n}\r\n\r\n.osenc-magnet-article h2,\r\n.osenc-marketing-page h2 {\r\n  margin: 0 0 18px;\r\n  color: var(--os-navy);\r\n  font-size: 26px;\r\n  line-height: 1.24;\r\n  letter-spacing: -.02em;\r\n}\r\n\r\n.osenc-magnet-article h3,\r\n.osenc-marketing-page h3 {\r\n  margin: 0 0 10px;\r\n  color: var(--os-navy);\r\n  font-size: 18px;\r\n  line-height: 1.3;\r\n  letter-spacing: -.01em;\r\n}\r\n\r\n.osenc-magnet-article h4,\r\n.osenc-marketing-page h4 {\r\n  margin: 0 0 8px;\r\n  color: var(--os-navy);\r\n  font-size: 16px;\r\n  line-height: 1.35;\r\n  letter-spacing: -.01em;\r\n}\r\n\r\n.osenc-magnet-article .os-product-hero h2,\r\n.osenc-magnet-article .os-hero h2,\r\n.osenc-magnet-article .os-hero-title,\r\n.osenc-marketing-page .os-product-hero h2,\r\n.osenc-marketing-page .os-hero h2,\r\n.osenc-marketing-page .os-hero-title {\r\n  color: #fff;\r\n  font-size: 36px;\r\n  line-height: 1.18;\r\n  letter-spacing: -.025em;\r\n  max-width: 840px;\r\n}\r\n\r\n.osenc-magnet-article .os-lead,\r\n.osenc-marketing-page .os-lead,\r\n.osenc-magnet-article .os-section-heading p,\r\n.osenc-marketing-page .os-section-heading p {\r\n  margin: 0;\r\n  color: #d8edf3;\r\n  font-size: clamp(18px, 1.6vw, 22px);\r\n  line-height: 1.58;\r\n}\r\n\r\n.osenc-magnet-article .os-section-heading,\r\n.osenc-marketing-page .os-section-heading {\r\n  max-width: 860px;\r\n  margin: 0 0 clamp(28px, 4vw, 48px);\r\n}\r\n\r\n.osenc-magnet-article .os-section-heading p,\r\n.osenc-marketing-page .os-section-heading p {\r\n  color: var(--os-muted);\r\n}\r\n\r\n.osenc-magnet-article .os-product-hero__media figure,\r\n.osenc-magnet-article .os-hero__media figure,\r\n.osenc-marketing-page .os-product-hero__media figure,\r\n.osenc-marketing-page .os-hero__media figure {\r\n  margin: 0;\r\n}\r\n\r\n.osenc-magnet-article figure,\r\n.osenc-marketing-page figure {\r\n  margin: 20px 0;\r\n}\r\n\r\n.osenc-magnet-article figure img,\r\n.osenc-marketing-page figure img {\r\n  display: block;\r\n  width: 100%;\r\n  border-radius: 24px;\r\n  background: var(--os-cyan-soft);\r\n  box-shadow: var(--os-shadow);\r\n}\r\n\r\n.osenc-magnet-article .os-product-hero figure img,\r\n.osenc-magnet-article .os-hero figure img,\r\n.osenc-marketing-page .os-product-hero figure img,\r\n.osenc-marketing-page .os-hero figure img {\r\n  border: 1px solid rgba(255,255,255,.22);\r\n  border-radius: 30px;\r\n  box-shadow: 0 28px 90px rgba(0,0,0,.32);\r\n}\r\n\r\n.osenc-magnet-article figcaption,\r\n.osenc-marketing-page figcaption {\r\n  display: none;\r\n}\r\n\r\n.osenc-magnet-article p,\r\n.osenc-marketing-page p {\r\n  margin: 0 0 18px;\r\n}\r\n\r\n.osenc-magnet-article .osenc-section > :not(.os-container):not(.osenc-container):not(script),\r\n.osenc-magnet-article .os-section > :not(.os-container):not(.osenc-container):not(script),\r\n.osenc-marketing-page .osenc-section > :not(.os-container):not(.osenc-container):not(script),\r\n.osenc-marketing-page .os-section > :not(.os-container):not(.osenc-container):not(script) {\r\n  width: min(1400px, calc(100% - 48px));\r\n  margin-left: auto;\r\n  margin-right: auto;\r\n}\r\n\r\n.osenc-magnet-article .os-hero .os-hero__copy > p:not(.os-eyebrow):first-of-type,\r\n.osenc-marketing-page .os-hero .os-hero__copy > p:not(.os-eyebrow):first-of-type {\r\n  color: #d8edf3;\r\n  font-size: clamp(18px, 1.6vw, 22px);\r\n  line-height: 1.58;\r\n  letter-spacing: 0;\r\n  font-weight: 400;\r\n}\r\n\r\n.osenc-magnet-article .os-hero .os-hero__copy > p:not(.os-eyebrow):not(:first-of-type),\r\n.osenc-marketing-page .os-hero .os-hero__copy > p:not(.os-eyebrow):not(:first-of-type) {\r\n  color: #d8edf3;\r\n  font-size: clamp(18px, 1.6vw, 22px);\r\n  line-height: 1.58;\r\n}\r\n\r\n.osenc-magnet-article .osenc-card-grid.osenc-section,\r\n.osenc-magnet-article .os-card-grid.osenc-section,\r\n.osenc-marketing-page .osenc-card-grid.osenc-section,\r\n.osenc-marketing-page .os-card-grid.osenc-section {\r\n  width: min(1400px, calc(100% - 48px));\r\n  margin-inline: auto;\r\n}\r\n\r\n.osenc-magnet-article ul,\r\n.osenc-magnet-article ol,\r\n.osenc-marketing-page ul,\r\n.osenc-marketing-page ol {\r\n  margin: 0 0 24px;\r\n  padding-left: 1.2em;\r\n}\r\n\r\n.osenc-magnet-article li,\r\n.osenc-marketing-page li {\r\n  margin: 0 0 9px;\r\n}\r\n\r\n.osenc-magnet-article .os-actions,\r\n.osenc-marketing-page .os-actions {\r\n  display: flex;\r\n  flex-wrap: wrap;\r\n  gap: 14px;\r\n  margin-top: 28px;\r\n}\r\n\r\n.osenc-magnet-article .os-button,\r\n.osenc-marketing-page .os-button,\r\n.osenc-magnet-article .os-actions a,\r\n.osenc-marketing-page .os-actions a {\r\n  display: inline-flex;\r\n  min-height: 48px;\r\n  align-items: center;\r\n  justify-content: center;\r\n  padding: 13px 24px;\r\n  border: 2px solid var(--os-blue);\r\n  border-radius: 8px;\r\n  background: var(--os-blue);\r\n  color: #fff !important;\r\n  font-weight: 600;\r\n  line-height: 1.2;\r\n  text-decoration: none;\r\n  box-shadow: none;\r\n  transition: transform .18s ease, background .18s ease, border-color .18s ease;\r\n}\r\n\r\n.osenc-magnet-article .os-button:hover,\r\n.osenc-marketing-page .os-button:hover,\r\n.osenc-magnet-article .os-actions a:hover,\r\n.osenc-marketing-page .os-actions a:hover {\r\n  transform: translateY(-2px);\r\n  background: var(--os-deep);\r\n  border-color: var(--os-deep);\r\n}\r\n\r\n.osenc-magnet-article .os-card,\r\n.osenc-magnet-article .osenc-card,\r\n.osenc-magnet-article .os-direction-card,\r\n.osenc-magnet-article .os-solution-card,\r\n.osenc-magnet-article .os-application-card,\r\n.osenc-marketing-page .os-card,\r\n.osenc-marketing-page .osenc-card,\r\n.osenc-marketing-page .os-direction-card,\r\n.osenc-marketing-page .os-solution-card,\r\n.osenc-marketing-page .os-application-card {\r\n  position: relative;\r\n  min-width: 0;\r\n  height: 100%;\r\n  padding: clamp(24px, 3vw, 36px);\r\n  border: 1px solid var(--os-line);\r\n  border-radius: 26px;\r\n  background: #fff;\r\n  box-shadow: var(--os-shadow-soft);\r\n  overflow: hidden;\r\n}\r\n\r\n.osenc-magnet-article .os-card::before,\r\n.osenc-magnet-article .osenc-card::before,\r\n.osenc-magnet-article .os-direction-card::before,\r\n.osenc-magnet-article .os-solution-card::before,\r\n.osenc-magnet-article .os-application-card::before,\r\n.osenc-marketing-page .os-card::before,\r\n.osenc-marketing-page .osenc-card::before,\r\n.osenc-marketing-page .os-direction-card::before,\r\n.osenc-marketing-page .os-solution-card::before,\r\n.osenc-marketing-page .os-application-card::before {\r\n  content: \"\";\r\n  position: absolute;\r\n  inset: 0 0 auto 0;\r\n  height: 5px;\r\n  background: linear-gradient(90deg, var(--os-blue), var(--os-cyan));\r\n}\r\n\r\n.osenc-magnet-article .os-card-grid,\r\n.osenc-magnet-article .osenc-card-grid,\r\n.osenc-magnet-article .os-direction-grid,\r\n.osenc-magnet-article .os-solution-grid,\r\n.osenc-magnet-article .os-application-grid,\r\n.osenc-marketing-page .os-card-grid,\r\n.osenc-marketing-page .osenc-card-grid,\r\n.osenc-marketing-page .os-direction-grid,\r\n.osenc-marketing-page .os-solution-grid,\r\n.osenc-marketing-page .os-application-grid {\r\n  display: grid;\r\n  grid-template-columns: repeat(3, minmax(0, 1fr));\r\n  gap: 24px;\r\n}\r\n\r\n.osenc-magnet-article .os-direction-card__number,\r\n.osenc-marketing-page .os-direction-card__number {\r\n  display: inline-block;\r\n  margin-bottom: 16px;\r\n  color: var(--os-blue);\r\n  font-size: 13px;\r\n  font-weight: 900;\r\n  letter-spacing: .11em;\r\n  text-transform: uppercase;\r\n}\r\n\r\n.osenc-magnet-article .os-buyer-decision,\r\n.osenc-magnet-article .os-engineering-conditions,\r\n.osenc-magnet-article .os-seller-solution,\r\n.osenc-magnet-article .osenc-note,\r\n.osenc-marketing-page .os-buyer-decision,\r\n.osenc-marketing-page .os-engineering-conditions,\r\n.osenc-marketing-page .os-seller-solution,\r\n.osenc-marketing-page .osenc-note {\r\n  width: min(1400px, calc(100% - 48px));\r\n  margin: 24px auto;\r\n  padding: 28px;\r\n  border: 1px solid #bfe4ee;\r\n  border-radius: 32px;\r\n  background:\r\n    radial-gradient(circle at 92% 12%, rgba(17,168,207,.16), transparent 28%),\r\n    linear-gradient(135deg, #f7fcfd, #eaf7fb);\r\n  box-shadow: var(--os-shadow-soft);\r\n}\r\n\r\n.osenc-magnet-article .osenc-safety-note,\r\n.osenc-marketing-page .osenc-safety-note {\r\n  width: min(1400px, calc(100% - 48px));\r\n  margin: 24px auto;\r\n  padding: 26px;\r\n  border: 1px solid #f6c66a;\r\n  border-left: 9px solid var(--os-amber);\r\n  border-radius: 26px;\r\n  background: var(--os-amber-soft);\r\n  color: #4d3507;\r\n}\r\n\r\n.osenc-magnet-article .osenc-safety-note h2,\r\n.osenc-magnet-article .osenc-safety-note h3,\r\n.osenc-marketing-page .osenc-safety-note h2,\r\n.osenc-marketing-page .osenc-safety-note h3 {\r\n  color: #704707;\r\n}\r\n\r\n.osenc-magnet-article .table-wrap,\r\n.osenc-magnet-article .os-table-wrap,\r\n.osenc-marketing-page .table-wrap,\r\n.osenc-marketing-page .os-table-wrap {\r\n  width: 100%;\r\n  max-width: 100%;\r\n  margin: 26px 0 34px;\r\n  overflow-x: auto;\r\n  border: 1px solid var(--os-line);\r\n  border-radius: 18px;\r\n  background: #fff;\r\n  box-shadow: var(--os-shadow-soft);\r\n  -webkit-overflow-scrolling: touch;\r\n}\r\n\r\n.osenc-magnet-article table,\r\n.osenc-marketing-page table {\r\n  width: 100%;\r\n  min-width: 720px;\r\n  border-collapse: collapse;\r\n  table-layout: auto;\r\n}\r\n\r\n.osenc-magnet-article th,\r\n.osenc-magnet-article td,\r\n.osenc-marketing-page th,\r\n.osenc-marketing-page td {\r\n  padding: 16px 18px;\r\n  border-bottom: 1px solid var(--os-line);\r\n  text-align: left;\r\n  vertical-align: top;\r\n  white-space: normal;\r\n  overflow-wrap: anywhere;\r\n}\r\n\r\n.osenc-magnet-article th,\r\n.osenc-marketing-page th {\r\n  background: var(--os-navy);\r\n  color: #fff;\r\n  font-weight: 800;\r\n}\r\n\r\n.osenc-magnet-article .osenc-faq,\r\n.osenc-marketing-page .osenc-faq {\r\n  width: min(1400px, calc(100% - 48px));\r\n  margin: 0 auto;\r\n  padding: 24px 0;\r\n}\r\n\r\n.osenc-magnet-article .osenc-faq-item,\r\n.osenc-marketing-page .osenc-faq-item {\r\n  padding: 22px 0;\r\n  border-bottom: 1px solid var(--os-line);\r\n}\r\n\r\n.osenc-magnet-article .osenc-faq-item h3,\r\n.osenc-marketing-page .osenc-faq-item h3 {\r\n  font-size: 21px;\r\n}\r\n\r\n.osenc-magnet-article a,\r\n.osenc-marketing-page a {\r\n  color: var(--os-blue);\r\n  text-underline-offset: 3px;\r\n}\r\n\r\n.osenc-magnet-article a:focus-visible,\r\n.osenc-marketing-page a:focus-visible {\r\n  outline: 3px solid var(--os-amber);\r\n  outline-offset: 3px;\r\n}\r\n\r\n@media (max-width: 1024px) {\r\n  .osenc-magnet-article .os-product-hero__grid,\r\n  .osenc-magnet-article .os-hero__grid,\r\n  .osenc-marketing-page .os-product-hero__grid,\r\n  .osenc-marketing-page .os-hero__grid {\r\n    grid-template-columns: 1fr;\r\n  }\r\n\r\n  .osenc-magnet-article .os-card-grid,\r\n  .osenc-magnet-article .osenc-card-grid,\r\n  .osenc-magnet-article .os-direction-grid,\r\n  .osenc-magnet-article .os-solution-grid,\r\n  .osenc-magnet-article .os-application-grid,\r\n  .osenc-marketing-page .os-card-grid,\r\n  .osenc-marketing-page .osenc-card-grid,\r\n  .osenc-marketing-page .os-direction-grid,\r\n  .osenc-marketing-page .os-solution-grid,\r\n  .osenc-marketing-page .os-application-grid {\r\n    grid-template-columns: repeat(2, minmax(0, 1fr));\r\n  }\r\n}\r\n\r\n@media (max-width: 640px) {\r\n  .osenc-magnet-article,\r\n  .osenc-marketing-page {\r\n    font-size: 16px;\r\n  }\r\n\r\n  .osenc-magnet-article .os-container,\r\n  .osenc-magnet-article .osenc-container,\r\n  .osenc-marketing-page .os-container,\r\n  .osenc-marketing-page .osenc-container,\r\n  .osenc-magnet-article .os-buyer-decision,\r\n  .osenc-magnet-article .os-engineering-conditions,\r\n  .osenc-magnet-article .os-seller-solution,\r\n  .osenc-magnet-article .osenc-note,\r\n  .osenc-magnet-article .osenc-safety-note,\r\n  .osenc-magnet-article .osenc-faq,\r\n  .osenc-marketing-page .os-buyer-decision,\r\n  .osenc-marketing-page .os-engineering-conditions,\r\n  .osenc-marketing-page .os-seller-solution,\r\n  .osenc-marketing-page .osenc-note,\r\n  .osenc-marketing-page .osenc-safety-note,\r\n  .osenc-marketing-page .osenc-faq {\r\n    width: min(100% - 32px, 1400px);\r\n  }\r\n\r\n  .osenc-magnet-article .os-product-hero,\r\n  .osenc-magnet-article .os-hero,\r\n  .osenc-marketing-page .os-product-hero,\r\n  .osenc-marketing-page .os-hero {\r\n    min-height: auto;\r\n    padding: 34px 0;\r\n  }\r\n\r\n  .osenc-magnet-article .os-card-grid,\r\n  .osenc-magnet-article .osenc-card-grid,\r\n  .osenc-magnet-article .os-direction-grid,\r\n  .osenc-magnet-article .os-solution-grid,\r\n  .osenc-magnet-article .os-application-grid,\r\n  .osenc-marketing-page .os-card-grid,\r\n  .osenc-marketing-page .osenc-card-grid,\r\n  .osenc-marketing-page .os-direction-grid,\r\n  .osenc-marketing-page .os-solution-grid,\r\n  .osenc-marketing-page .os-application-grid {\r\n    grid-template-columns: 1fr;\r\n  }\r\n\r\n  .osenc-magnet-article .os-actions,\r\n  .osenc-marketing-page .os-actions {\r\n    display: grid;\r\n    grid-template-columns: 1fr;\r\n  }\r\n\r\n  .osenc-magnet-article .os-button,\r\n  .osenc-marketing-page .os-button,\r\n  .osenc-magnet-article .os-actions a,\r\n  .osenc-marketing-page .os-actions a {\r\n    width: 100%;\r\n    min-height: 50px;\r\n  }\r\n}\r\n\r\n\/* Final industrial marketing pass *\/\r\n.osenc-marketing-page > figure,\r\n.osenc-marketing-page > .os-page-visual,\r\n.osenc-marketing-page .osenc-section > figure,\r\n.osenc-marketing-page .os-section > figure {\r\n  width: min(1400px, calc(100% - 48px));\r\n  margin: 18px auto;\r\n}\r\n\r\n.osenc-marketing-page .os-hero figure,\r\n.osenc-marketing-page .os-product-hero figure,\r\n.osenc-marketing-page .os-home-hero figure,\r\n.osenc-home-v2 .os-home-hero figure {\r\n  width: 100%;\r\n  margin: 0;\r\n}\r\n\r\n.osenc-marketing-page figure img {\r\n  border-radius: 12px;\r\n  box-shadow: none;\r\n}\r\n\r\n.osenc-marketing-page .os-hero figure img,\r\n.osenc-marketing-page .os-product-hero figure img {\r\n  border-radius: 14px;\r\n}\r\n\r\n.osenc-marketing-page .osenc-section,\r\n.osenc-marketing-page .os-section {\r\n  padding: 22px 0;\r\n}\r\n\r\n.osenc-marketing-page .osenc-section:nth-of-type(even),\r\n.osenc-marketing-page .os-section:nth-of-type(even) {\r\n  background: #f5f9fc;\r\n}\r\n\r\n.osenc-marketing-page .osenc-section > h2:first-child,\r\n.osenc-marketing-page .os-section > h2:first-child,\r\n.osenc-marketing-page .osenc-section > p,\r\n.osenc-marketing-page .os-section > p,\r\n.osenc-marketing-page .osenc-section > ul,\r\n.osenc-marketing-page .os-section > ul,\r\n.osenc-marketing-page .osenc-section > ol,\r\n.osenc-marketing-page .os-section > ol,\r\n.osenc-marketing-page .osenc-section > .table-wrap,\r\n.osenc-marketing-page .os-section > .table-wrap,\r\n.osenc-marketing-page .osenc-section > .os-table-wrap,\r\n.osenc-marketing-page .os-section > .os-table-wrap {\r\n  width: min(1400px, calc(100% - 48px));\r\n  margin-left: auto;\r\n  margin-right: auto;\r\n}\r\n\r\n.osenc-marketing-page .osenc-card,\r\n.osenc-marketing-page .os-card,\r\n.osenc-marketing-page .os-direction-card,\r\n.osenc-marketing-page .os-solution-card,\r\n.osenc-marketing-page .os-application-card {\r\n  border-radius: 12px;\r\n  box-shadow: none;\r\n}\r\n\r\n.osenc-marketing-page .osenc-card::before,\r\n.osenc-marketing-page .os-card::before,\r\n.osenc-marketing-page .os-direction-card::before,\r\n.osenc-marketing-page .os-solution-card::before,\r\n.osenc-marketing-page .os-application-card::before {\r\n  display: none;\r\n}\r\n\r\n.osenc-marketing-page .os-button,\r\n.osenc-marketing-page .os-actions a {\r\n  border-radius: 6px;\r\n  font-weight: 600;\r\n  box-shadow: none;\r\n}\r\n\r\n.osenc-template-product .osenc-section:nth-of-type(3n + 2),\r\n.osenc-template-application .osenc-section:nth-of-type(even),\r\n.osenc-template-service .osenc-section:nth-of-type(odd),\r\n.osenc-template-policy .osenc-section:nth-of-type(odd),\r\n.osenc-template-compliance .osenc-section:nth-of-type(even),\r\n.osenc-template-guide .osenc-section:has(table),\r\n.osenc-template-product .osenc-section:has(.table-wrap),\r\n.osenc-template-product .osenc-section:has(.os-table-wrap) {\r\n  background: #f5f9fc;\r\n}\r\n\r\n.osenc-template-compliance .osenc-section:nth-of-type(even) {\r\n  background: #fff8eb;\r\n}\r\n\r\n.osenc-final-cta,\r\n.osenc-home-v2 .os-home-cta {\r\n  background: #e9f2f8;\r\n  color: var(--os-ink);\r\n}\r\n\r\n.osenc-final-cta h2,\r\n.osenc-final-cta p,\r\n.osenc-final-cta .os-eyebrow,\r\n.osenc-home-v2 .os-home-cta h2,\r\n.osenc-home-v2 .os-home-cta p {\r\n  color: var(--os-navy);\r\n}\r\n\r\n.osenc-final-cta__inner {\r\n  border: 0;\r\n  border-radius: 0;\r\n  background: transparent;\r\n  box-shadow: none;\r\n}\r\n\r\n.osenc-final-cta .os-button {\r\n  background: var(--os-blue);\r\n  border-color: var(--os-blue);\r\n  color: #fff !important;\r\n}\r\n\r\n\/* Homepage trial layout - compact industrial marketing style *\/\r\n.osenc-home-v2 {\r\n  background: #fff;\r\n}\r\n\r\n.osenc-home-v2 .os-home-section {\r\n  width: min(1400px, calc(100% - 48px));\r\n  margin: 0 auto;\r\n  padding: 24px 0;\r\n}\r\n\r\n.osenc-home-v2 .os-home-hero {\r\n  min-height: 480px;\r\n  padding: 48px 0;\r\n  color: #fff;\r\n  background:\r\n    linear-gradient(105deg, rgba(7,38,54,.96) 0%, rgba(7,38,54,.88) 48%, rgba(7,38,54,.36) 100%),\r\n    url(\"https:\/\/cixuan1.semitanker.com\/wp-content\/uploads\/2026\/07\/hero-magnetic-separation.webp\") center \/ cover no-repeat;\r\n}\r\n\r\n.osenc-home-v2 .os-home-hero__inner {\r\n  width: min(1400px, calc(100% - 48px));\r\n  margin: 0 auto;\r\n  display: grid;\r\n  grid-template-columns: minmax(0, .95fr) minmax(360px, .72fr);\r\n  gap: 44px;\r\n  align-items: center;\r\n}\r\n\r\n.osenc-home-v2 .os-home-hero__copy {\r\n  max-width: 680px;\r\n}\r\n\r\n.osenc-home-v2 .os-home-kicker {\r\n  margin: 0 0 12px;\r\n  color: #86dbef;\r\n  font-size: 13px;\r\n  font-weight: 800;\r\n  letter-spacing: .12em;\r\n  text-transform: uppercase;\r\n}\r\n\r\n.osenc-home-v2 .os-home-hero h2 {\r\n  margin: 0 0 16px;\r\n  color: #fff;\r\n  font-size: 36px;\r\n  line-height: 1.18;\r\n  letter-spacing: -.025em;\r\n}\r\n\r\n.osenc-home-v2 .os-home-hero p {\r\n  color: #d8edf3;\r\n}\r\n\r\n.osenc-home-v2 .os-home-hero__media img,\r\n.osenc-home-v2 .os-split-media img,\r\n.osenc-home-v2 .os-product-card img,\r\n.osenc-home-v2 .os-application-card img {\r\n  display: block;\r\n  width: 100%;\r\n  height: auto;\r\n  border-radius: 14px;\r\n  box-shadow: none;\r\n}\r\n\r\n.osenc-home-v2 .os-home-hero__media img {\r\n  border: 1px solid rgba(255,255,255,.2);\r\n}\r\n\r\n.osenc-home-v2 .os-home-section > h2,\r\n.osenc-home-v2 .os-home-section .os-section-title {\r\n  margin: 0 0 12px;\r\n  color: var(--os-navy);\r\n  font-size: 26px;\r\n  line-height: 1.24;\r\n}\r\n\r\n.osenc-home-v2 .os-home-section > p,\r\n.osenc-home-v2 .os-section-intro {\r\n  max-width: 940px;\r\n  margin: 0 0 18px;\r\n  color: #355262;\r\n}\r\n\r\n.osenc-home-v2 .os-product-grid {\r\n  display: grid;\r\n  grid-template-columns: repeat(3, minmax(0, 1fr));\r\n  gap: 18px;\r\n}\r\n\r\n.osenc-home-v2 .os-product-card {\r\n  border: 1px solid var(--os-line);\r\n  border-radius: 16px;\r\n  background: #fff;\r\n  overflow: hidden;\r\n}\r\n\r\n.osenc-home-v2 .os-product-card__body {\r\n  padding: 18px;\r\n}\r\n\r\n.osenc-home-v2 .os-product-card h3,\r\n.osenc-home-v2 .os-advantage-card h3,\r\n.osenc-home-v2 .os-application-card h3,\r\n.osenc-home-v2 .os-process-item h3 {\r\n  margin: 0 0 8px;\r\n  color: var(--os-navy);\r\n  font-size: 18px;\r\n  line-height: 1.3;\r\n}\r\n\r\n.osenc-home-v2 .os-product-card p,\r\n.osenc-home-v2 .os-advantage-card p,\r\n.osenc-home-v2 .os-application-card p,\r\n.osenc-home-v2 .os-process-item p {\r\n  margin: 0 0 12px;\r\n  color: #405d6b;\r\n}\r\n\r\n.osenc-home-v2 .os-product-card a,\r\n.osenc-home-v2 .os-text-link {\r\n  color: var(--os-blue);\r\n  font-weight: 800;\r\n  text-decoration: none;\r\n}\r\n\r\n.osenc-home-v2 .os-product-card a:hover,\r\n.osenc-home-v2 .os-text-link:hover {\r\n  text-decoration: underline;\r\n}\r\n\r\n.osenc-home-v2 .os-split {\r\n  display: grid;\r\n  grid-template-columns: minmax(0, .78fr) minmax(0, .92fr);\r\n  gap: 34px;\r\n  align-items: center;\r\n  padding: 32px;\r\n  border-radius: 16px;\r\n  background: #f3f8fb;\r\n}\r\n\r\n.osenc-home-v2 .os-home-section:has(.os-split--dark) {\r\n  width: 100%;\r\n  max-width: none;\r\n  padding: 34px 0;\r\n  background: #0d4770;\r\n}\r\n\r\n.osenc-home-v2 .os-split--dark {\r\n  width: min(1400px, calc(100% - 48px));\r\n  margin: 0 auto;\r\n  padding: 0;\r\n  border-radius: 0;\r\n  background: transparent;\r\n  color: #fff;\r\n}\r\n\r\n.osenc-home-v2 .os-split--dark h2,\r\n.osenc-home-v2 .os-split--dark p {\r\n  color: #fff;\r\n}\r\n\r\n.osenc-home-v2 .os-split--dark .os-button {\r\n  background: #0b8fc0;\r\n  border-color: #0b8fc0;\r\n  box-shadow: none;\r\n}\r\n\r\n.osenc-home-v2 .os-split-media img {\r\n  border: 1px solid rgba(13,71,112,.12);\r\n  background: #f3f8fb;\r\n}\r\n\r\n.osenc-home-v2 .os-split--dark .os-split-media img {\r\n  border-color: rgba(255,255,255,.22);\r\n}\r\n\r\n.osenc-home-v2 .os-split--dark .os-home-kicker {\r\n  color: #8ee4f6;\r\n}\r\n\r\n.osenc-home-v2 .os-advantage-grid {\r\n  display: grid;\r\n  grid-template-columns: repeat(3, minmax(0, 1fr));\r\n  gap: 14px;\r\n}\r\n\r\n.osenc-home-v2 .os-advantage-card {\r\n  padding: 20px;\r\n  border: 1px solid var(--os-line);\r\n  border-radius: 12px;\r\n  background: #fff;\r\n}\r\n\r\n.osenc-home-v2 .os-icon-dot {\r\n  display: inline-flex;\r\n  width: 30px;\r\n  height: 30px;\r\n  margin-bottom: 12px;\r\n  align-items: center;\r\n  justify-content: center;\r\n  border-radius: 8px;\r\n  background: #e7f6fb;\r\n  color: var(--os-blue);\r\n  font-weight: 900;\r\n}\r\n\r\n.osenc-home-v2 .os-process {\r\n  display: grid;\r\n  grid-template-columns: repeat(5, minmax(0, 1fr));\r\n  gap: 16px;\r\n  padding: 22px;\r\n  border-radius: 16px;\r\n  background: #eef6fa;\r\n}\r\n\r\n.osenc-home-v2 .os-process-number {\r\n  display: inline-flex;\r\n  width: 34px;\r\n  height: 34px;\r\n  margin-bottom: 12px;\r\n  align-items: center;\r\n  justify-content: center;\r\n  border-radius: 50%;\r\n  background: var(--os-blue);\r\n  color: #fff;\r\n  font-size: 13px;\r\n  font-weight: 900;\r\n}\r\n\r\n.osenc-home-v2 .os-application-grid {\r\n  display: grid;\r\n  grid-template-columns: repeat(3, minmax(0, 1fr));\r\n  gap: 20px;\r\n}\r\n\r\n.osenc-home-v2 .os-application-card {\r\n  border: 1px solid var(--os-line);\r\n  border-radius: 14px;\r\n  overflow: hidden;\r\n  background: #fff;\r\n}\r\n\r\n.osenc-home-v2 .os-application-card__body {\r\n  padding: 18px;\r\n  text-align: center;\r\n}\r\n\r\n.osenc-home-v2 .os-home-faq {\r\n  display: grid;\r\n  grid-template-columns: repeat(2, minmax(0, 1fr));\r\n  gap: 14px 20px;\r\n}\r\n\r\n.osenc-home-v2 .os-home-faq-item {\r\n  border: 1px solid var(--os-line);\r\n  background: #f7fbfd;\r\n}\r\n\r\n.osenc-home-v2 .os-home-faq-item h3 {\r\n  margin: 0;\r\n  padding: 14px 16px;\r\n  border-bottom: 1px solid var(--os-line);\r\n  font-size: 18px;\r\n}\r\n\r\n.osenc-home-v2 .os-home-faq-item p {\r\n  margin: 0;\r\n  padding: 16px;\r\n}\r\n\r\n.osenc-home-v2 .os-home-cta {\r\n  width: 100%;\r\n  margin: 24px 0 0;\r\n  padding: 34px 0;\r\n  background: #e9f2f8;\r\n}\r\n\r\n.osenc-home-v2 .os-home-cta__inner {\r\n  width: min(1400px, calc(100% - 48px));\r\n  margin: 0 auto;\r\n}\r\n\r\n.osenc-home-v2 .os-home-cta h2 {\r\n  color: var(--os-navy);\r\n}\r\n\r\n@media (max-width: 1024px) {\r\n  .osenc-home-v2 .os-home-hero__inner,\r\n  .osenc-home-v2 .os-split {\r\n    grid-template-columns: 1fr;\r\n  }\r\n\r\n  .osenc-home-v2 .os-product-grid,\r\n  .osenc-home-v2 .os-advantage-grid,\r\n  .osenc-home-v2 .os-application-grid {\r\n    grid-template-columns: repeat(2, minmax(0, 1fr));\r\n  }\r\n\r\n  .osenc-home-v2 .os-process {\r\n    grid-template-columns: repeat(2, minmax(0, 1fr));\r\n  }\r\n}\r\n\r\n@media (max-width: 640px) {\r\n  .osenc-home-v2 .os-home-section,\r\n  .osenc-home-v2 .os-home-hero__inner,\r\n  .osenc-home-v2 .os-home-cta__inner {\r\n    width: min(100% - 32px, 1400px);\r\n  }\r\n\r\n  .osenc-home-v2 .os-home-hero {\r\n    min-height: auto;\r\n    padding: 34px 0;\r\n  }\r\n\r\n  .osenc-home-v2 .os-home-hero h2 {\r\n    font-size: 30px;\r\n  }\r\n\r\n  .osenc-home-v2 .os-product-grid,\r\n  .osenc-home-v2 .os-advantage-grid,\r\n  .osenc-home-v2 .os-application-grid,\r\n  .osenc-home-v2 .os-process,\r\n  .osenc-home-v2 .os-home-faq {\r\n    grid-template-columns: 1fr;\r\n  }\r\n\r\n  .osenc-home-v2 .os-split {\r\n    padding: 22px;\r\n  }\r\n}\r\n\r\n\/* Template rhythm: home *\/\r\n.osenc-template-home .os-hero {\r\n  min-height: 500px;\r\n  background:\r\n    linear-gradient(100deg, rgba(8,40,56,.96) 0%, rgba(8,40,56,.82) 43%, rgba(8,40,56,.20) 100%),\r\n    radial-gradient(circle at 78% 30%, rgba(17,168,207,.42), transparent 30%),\r\n    linear-gradient(135deg, #0a3144 0%, #071f2c 100%);\r\n}\r\n\r\n.osenc-template-home .os-hero-title {\r\n  max-width: 980px;\r\n  font-size: 36px;\r\n}\r\n\r\n.osenc-template-home .osenc-card-grid {\r\n  grid-template-columns: repeat(3, minmax(0, 1fr));\r\n  gap: 24px;\r\n}\r\n\r\n.osenc-template-home .osenc-card-grid > h2,\r\n.osenc-template-home .osenc-card-grid > p {\r\n  grid-column: 1 \/ -1;\r\n}\r\n\r\n.osenc-template-home .osenc-card {\r\n  min-height: 240px;\r\n  padding: 28px;\r\n}\r\n\r\n\/* Template rhythm: product index *\/\r\n.osenc-template-product-index .os-hero {\r\n  min-height: 460px;\r\n}\r\n\r\n.osenc-template-product-index .osenc-card-grid {\r\n  grid-template-columns: repeat(4, minmax(0, 1fr));\r\n}\r\n\r\n.osenc-template-product-index .osenc-card {\r\n  padding-top: 42px;\r\n  min-height: 300px;\r\n}\r\n\r\n.osenc-template-product-index .osenc-card h3 {\r\n  font-size: 18px;\r\n}\r\n\r\n\/* Template rhythm: product detail *\/\r\n.osenc-template-product .os-hero {\r\n  min-height: 480px;\r\n}\r\n\r\n.osenc-template-product .osenc-section:nth-of-type(3n + 2) {\r\n  background:\r\n    radial-gradient(circle at 84% 16%, rgba(17,168,207,.12), transparent 26%),\r\n    linear-gradient(180deg, #f7fcfd 0%, #edf8fb 100%);\r\n}\r\n\r\n.osenc-template-product .osenc-section > h2:first-child::after,\r\n.osenc-template-application .osenc-section > h2:first-child::after,\r\n.osenc-template-guide .osenc-section > h2:first-child::after,\r\n.osenc-template-service .osenc-section > h2:first-child::after,\r\n.osenc-template-compliance .osenc-section > h2:first-child::after {\r\n  content: \"\";\r\n  display: block;\r\n  width: 72px;\r\n  height: 3px;\r\n  margin-top: 18px;\r\n  background: linear-gradient(90deg, var(--os-blue), var(--os-cyan));\r\n}\r\n\r\n.osenc-template-product .osenc-section:has(.table-wrap),\r\n.osenc-template-product .osenc-section:has(.os-table-wrap) {\r\n  background: #f6fbfd;\r\n}\r\n\r\n\/* Template rhythm: application solution pages *\/\r\n.osenc-template-application .os-hero {\r\n  background:\r\n    linear-gradient(100deg, rgba(8,40,56,.94) 0%, rgba(8,40,56,.76) 48%, rgba(8,40,56,.18) 100%),\r\n    radial-gradient(circle at 74% 24%, rgba(17,168,207,.34), transparent 28%),\r\n    linear-gradient(135deg, #123f50 0%, #082838 100%);\r\n}\r\n\r\n.osenc-template-application .osenc-section:nth-of-type(even) {\r\n  background: linear-gradient(180deg, #f5fbfd 0%, #edf8fb 100%);\r\n}\r\n\r\n.osenc-template-application .osenc-section > ul,\r\n.osenc-template-application .osenc-section > ol {\r\n  display: grid;\r\n  grid-template-columns: repeat(3, minmax(0, 1fr));\r\n  gap: 18px;\r\n  padding-left: 0;\r\n  list-style: none;\r\n}\r\n\r\n.osenc-template-application .osenc-section > ul > li,\r\n.osenc-template-application .osenc-section > ol > li {\r\n  padding: 20px;\r\n  border: 1px solid var(--os-line);\r\n  border-radius: 18px;\r\n  background: #fff;\r\n  box-shadow: var(--os-shadow-soft);\r\n}\r\n\r\n\/* Template rhythm: guide and article pages *\/\r\n.osenc-template-guide .os-hero {\r\n  min-height: 420px;\r\n  background:\r\n    linear-gradient(100deg, rgba(8,40,56,.96), rgba(8,40,56,.74)),\r\n    linear-gradient(135deg, #0d3549, #071f2c);\r\n}\r\n\r\n.osenc-template-guide .os-hero__grid {\r\n  grid-template-columns: minmax(0, 1fr) minmax(300px, .58fr);\r\n}\r\n\r\n.osenc-template-guide .os-hero-title {\r\n  font-size: 36px;\r\n}\r\n\r\n.osenc-template-guide .osenc-section {\r\n  padding-block: 22px;\r\n}\r\n\r\n.osenc-template-guide .osenc-section:has(table) {\r\n  background: linear-gradient(180deg, #f8fcfd 0%, #eef8fb 100%);\r\n}\r\n\r\n\/* Template rhythm: service and trust pages *\/\r\n.osenc-template-service .os-hero,\r\n.osenc-template-policy .os-hero {\r\n  min-height: 430px;\r\n  background:\r\n    linear-gradient(100deg, rgba(8,40,56,.95), rgba(8,40,56,.72)),\r\n    radial-gradient(circle at 82% 20%, rgba(245,158,11,.18), transparent 28%),\r\n    linear-gradient(135deg, #0e3d52, #082838);\r\n}\r\n\r\n.osenc-template-service .osenc-section:nth-of-type(odd),\r\n.osenc-template-policy .osenc-section:nth-of-type(odd) {\r\n  background: #f7fbfd;\r\n}\r\n\r\n.osenc-template-service form,\r\n.osenc-template-policy form {\r\n  width: min(1200px, calc(100% - 48px));\r\n  margin-inline: auto;\r\n  padding: clamp(24px, 4vw, 42px);\r\n  border: 1px solid var(--os-line);\r\n  border-radius: 28px;\r\n  background: #fff;\r\n  box-shadow: var(--os-shadow);\r\n}\r\n\r\n.osenc-template-service label,\r\n.osenc-template-policy label {\r\n  display: grid;\r\n  gap: 8px;\r\n  margin-bottom: 16px;\r\n  font-weight: 800;\r\n  color: var(--os-navy);\r\n}\r\n\r\n.osenc-template-service input,\r\n.osenc-template-service textarea,\r\n.osenc-template-service select,\r\n.osenc-template-policy input,\r\n.osenc-template-policy textarea,\r\n.osenc-template-policy select {\r\n  width: 100%;\r\n  min-height: 46px;\r\n  padding: 12px 14px;\r\n  border: 1px solid var(--os-line);\r\n  border-radius: 12px;\r\n  background: #f9fdfe;\r\n  color: var(--os-ink);\r\n}\r\n\r\n\/* Template rhythm: compliance and safety pages *\/\r\n.osenc-template-compliance .os-hero {\r\n  min-height: 420px;\r\n  background:\r\n    linear-gradient(100deg, rgba(8,40,56,.96), rgba(8,40,56,.72)),\r\n    radial-gradient(circle at 82% 18%, rgba(245,158,11,.26), transparent 26%),\r\n    linear-gradient(135deg, #123746, #071f2c);\r\n}\r\n\r\n.osenc-template-compliance .osenc-section:nth-of-type(even) {\r\n  background: #fff9ed;\r\n}\r\n\r\n.osenc-template-compliance .osenc-section:has(table) {\r\n  background: linear-gradient(180deg, #f8fcfd, #eef8fb);\r\n}\r\n\r\n\/* Universal marketing CTA *\/\r\n.osenc-final-cta {\r\n  color: #fff;\r\n  background:\r\n    linear-gradient(105deg, rgba(8,40,56,.98), rgba(8,40,56,.82)),\r\n    radial-gradient(circle at 80% 20%, rgba(17,168,207,.28), transparent 28%),\r\n    linear-gradient(135deg, #0e3d52, #071f2c);\r\n}\r\n\r\n.osenc-final-cta__inner {\r\n  padding: 30px;\r\n  border: 1px solid rgba(255,255,255,.16);\r\n  border-radius: 34px;\r\n  background: rgba(255,255,255,.06);\r\n  box-shadow: 0 24px 80px rgba(0,0,0,.22);\r\n}\r\n\r\n.osenc-final-cta h2 {\r\n  color: #fff;\r\n  max-width: 980px;\r\n}\r\n\r\n.osenc-final-cta p {\r\n  max-width: 900px;\r\n  color: #d8edf3;\r\n}\r\n\r\n.osenc-final-cta .os-eyebrow {\r\n  color: #9ee6f7;\r\n}\r\n\r\n.osenc-final-cta .os-button {\r\n  background: #fff;\r\n  border-color: #fff;\r\n  color: var(--os-navy) !important;\r\n}\r\n\r\n.osenc-final-cta .os-button:hover {\r\n  background: var(--os-cyan);\r\n  border-color: var(--os-cyan);\r\n  color: #fff !important;\r\n}\r\n\r\n.osenc-image-strip {\r\n  background: #fff;\r\n}\r\n\r\n.osenc-image-strip__grid {\r\n  display: grid;\r\n  grid-template-columns: repeat(3, minmax(0, 1fr));\r\n  gap: 18px;\r\n}\r\n\r\n.osenc-image-strip__grid figure {\r\n  margin: 0;\r\n  overflow: hidden;\r\n  border: 1px solid rgba(1, 108, 150, 0.16);\r\n  border-radius: 18px;\r\n  background: #f4f8fb;\r\n  box-shadow: 0 14px 34px rgba(3, 37, 51, 0.08);\r\n}\r\n\r\n.osenc-image-strip__grid img {\r\n  display: block;\r\n  width: 100%;\r\n  height: auto;\r\n  aspect-ratio: 4 \/ 3;\r\n  object-fit: cover;\r\n}\r\n\r\n@media (max-width: 1180px) {\r\n  .osenc-template-home .osenc-card-grid,\r\n  .osenc-template-product-index .osenc-card-grid {\r\n    grid-template-columns: repeat(2, minmax(0, 1fr));\r\n  }\r\n}\r\n\r\n@media (max-width: 760px) {\r\n  .osenc-template-home .osenc-card-grid,\r\n  .osenc-template-product-index .osenc-card-grid,\r\n  .osenc-template-application .osenc-section > ul,\r\n  .osenc-template-application .osenc-section > ol {\r\n    grid-template-columns: 1fr;\r\n  }\r\n\r\n  .osenc-image-strip__grid {\r\n    grid-template-columns: 1fr;\r\n  }\r\n\r\n  .osenc-final-cta__inner {\r\n    padding: 28px 20px;\r\n    border-radius: 24px;\r\n  }\r\n}\r\n\r\n@media (max-width: 640px) {\r\n  .osenc-magnet-article .os-product-hero h2,\r\n  .osenc-magnet-article .os-hero h2,\r\n  .osenc-magnet-article .os-hero-title,\r\n  .osenc-marketing-page .os-product-hero h2,\r\n  .osenc-marketing-page .os-hero h2,\r\n  .osenc-marketing-page .os-hero-title,\r\n  .osenc-template-home .os-hero-title {\r\n    font-size: 30px;\r\n    line-height: 1.2;\r\n  }\r\n\r\n  .osenc-magnet-article h2,\r\n  .osenc-marketing-page h2 {\r\n    font-size: 24px;\r\n    line-height: 1.25;\r\n  }\r\n\r\n  .osenc-magnet-article h3,\r\n  .osenc-marketing-page h3 {\r\n    font-size: 18px;\r\n  }\r\n\r\n  .osenc-magnet-article h4,\r\n  .osenc-marketing-page h4 {\r\n    font-size: 16px;\r\n  }\r\n\r\n  .osenc-magnet-article .osenc-section,\r\n  .osenc-magnet-article .os-section,\r\n  .osenc-marketing-page .osenc-section,\r\n  .osenc-marketing-page .os-section,\r\n  .osenc-template-guide .osenc-section {\r\n    padding: 18px 0;\r\n  }\r\n}\r\n\r\n\r\n\/* OSENC independent full-width page layout. *\/\r\nbody:has(.osenc-marketing-page) {\r\n  margin: 0;\r\n}\r\n\r\n.osenc-marketing-page {\r\n  --os-page-content: 1400px;\r\n  --os-page-gutter: 20px;\r\n  width: 100%;\r\n  max-width: none !important;\r\n  margin: 0;\r\n  padding: 0 !important;\r\n}\r\n\r\n.osenc-marketing-page .osenc-section,\r\n.osenc-marketing-page .os-section {\r\n  width: 100%;\r\n  max-width: none;\r\n  margin: 0;\r\n  padding: 22px 0;\r\n}\r\n\r\n.osenc-marketing-page .os-container,\r\n.osenc-marketing-page .osenc-container,\r\n.osenc-marketing-page .osenc-section > :not(.os-container):not(.osenc-container):not(script),\r\n.osenc-marketing-page .os-section > :not(.os-container):not(.osenc-container):not(script) {\r\n  width: min(var(--os-page-content), calc(100% - (var(--os-page-gutter) * 2)));\r\n  margin-left: auto;\r\n  margin-right: auto;\r\n}\r\n\r\n.osenc-marketing-page .os-media-story {\r\n  padding: 28px 0;\r\n}\r\n\r\n.osenc-marketing-page .os-media-story__grid {\r\n  display: grid;\r\n  grid-template-columns: minmax(0, .94fr) minmax(0, 1.06fr);\r\n  gap: clamp(28px, 4.5vw, 64px);\r\n  align-items: center;\r\n}\r\n\r\n.osenc-marketing-page .os-media-story--reverse .os-media-story__grid {\r\n  grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);\r\n}\r\n\r\n.osenc-marketing-page .os-media-story figure {\r\n  width: 100%;\r\n  margin: 0;\r\n}\r\n\r\n.osenc-marketing-page .os-media-story figure img {\r\n  display: block;\r\n  width: 100%;\r\n  aspect-ratio: 4 \/ 3;\r\n  object-fit: cover;\r\n  border-radius: 12px;\r\n}\r\n\r\n.osenc-marketing-page .os-media-story__content {\r\n  min-width: 0;\r\n}\r\n\r\n.osenc-marketing-page .os-media-story__content > :first-child {\r\n  margin-top: 0;\r\n}\r\n\r\n.osenc-marketing-page .os-media-story__content > :last-child {\r\n  margin-bottom: 0;\r\n}\r\n\r\n.osenc-marketing-page .os-media-story dl {\r\n  display: grid;\r\n  grid-template-columns: minmax(132px, .34fr) minmax(0, 1fr);\r\n  gap: 10px 22px;\r\n  margin: 0;\r\n}\r\n\r\n.osenc-marketing-page .os-media-story dt {\r\n  color: var(--os-navy);\r\n  font-weight: 700;\r\n}\r\n\r\n.osenc-marketing-page .os-media-story dd {\r\n  margin: 0;\r\n}\r\n\r\n.osenc-marketing-page .os-media-story .table-wrap,\r\n.osenc-marketing-page .os-media-story .os-table-wrap {\r\n  width: 100%;\r\n  max-width: 100%;\r\n}\r\n\r\n@media (max-width: 1439px) {\r\n  .osenc-marketing-page {\r\n    --os-page-content: 1280px;\r\n  }\r\n}\r\n\r\n@media (max-width: 1024px) {\r\n  .osenc-marketing-page {\r\n    --os-page-content: 100%;\r\n  }\r\n}\r\n\r\n@media (max-width: 900px) {\r\n  .osenc-marketing-page .os-media-story__grid,\r\n  .osenc-marketing-page .os-media-story--reverse .os-media-story__grid {\r\n    grid-template-columns: 1fr;\r\n    gap: 22px;\r\n  }\r\n\r\n  .osenc-marketing-page .os-media-story--reverse figure {\r\n    order: -1;\r\n  }\r\n}\r\n\r\n@media (max-width: 640px) {\r\n  .osenc-marketing-page .osenc-section,\r\n  .osenc-marketing-page .os-section {\r\n    padding: 18px 0;\r\n  }\r\n\r\n  .osenc-marketing-page .os-media-story dl {\r\n    grid-template-columns: 1fr;\r\n    gap: 3px;\r\n  }\r\n\r\n  .osenc-marketing-page .os-media-story dd + dt {\r\n    margin-top: 10px;\r\n  }\r\n}\r\n<\/style>\r\n<article class=\"osenc-magnet-article osenc-marketing-page osenc-template-guide os-page-p16-04-magnetic-tube-selection-guide\">\r\n<section class=\"os-hero osenc-section\">\r\n<div class=\"os-container os-hero__grid\">\r\n<div class=\"os-hero__copy\">\r\n<p class=\"os-eyebrow\">OSENC Magnetic Separation<\/p>\r\n\r\n<p>Select a magnetic tube from the installation drawing, effective magnetic length, target contamination, working gap, stainless construction, temperature, end connection and agreed magnetic test. A maximum surface-Gauss number without its measurement position does not define the tube\u2019s performance.<\/p>\r\n<p class=\"os-actions\"><a class=\"os-button\" href=\"\/contact-us\/\">Submit powder-line data<\/a><\/p>\r\n<\/div>\r\n<div class=\"os-hero__media\">\r\n<figure class=\"os-page-visual os-page-visual--hero os-page-visual--image\" data-osenc-media=\"\"><img fetchpriority=\"high\" alt=\"Product Magnetic Grate Tubes\" decoding=\"async\" fetchpriority=\"high\" height=\"619\" loading=\"eager\" src=\"https:\/\/cixuan1.semitanker.com\/wp-content\/uploads\/2026\/07\/product-magnetic-grate-tubes.webp\" width=\"1100\"\/><\/figure>\r\n<\/div>\r\n<\/div>\r\n<\/section>\r\n<section class=\"osenc-section\"><h2>Define the Mechanical Interface<\/h2>\r\n<ul>\r\n<li>Outside diameter and overall length<\/li>\r\n<li>Effective magnetic length<\/li>\r\n<li>Threaded studs, tapped holes, plain ends or custom connection<\/li>\r\n<li>Thread size, engagement and orientation<\/li>\r\n<li>Required straightness and dimensional tolerances<\/li>\r\n<li>Installation drawing and available removal space<\/li>\r\n<\/ul>\r\n<p>Overall length and magnetic length are not necessarily the same. Identify non-magnetic end zones on the approved drawing.<\/p><\/section>\r\n<figure class=\"os-page-visual os-page-visual--support os-page-visual--image\" data-osenc-media=\"\"><img loading=\"lazy\" alt=\"magnetic tube selection guide industrial magnetic separation scene\" decoding=\"async\" height=\"900\" loading=\"lazy\" src=\"https:\/\/cixuan1.semitanker.com\/wp-content\/uploads\/2026\/07\/p16-magnetic-tube-selection-guide-real-scene-clean-02.webp\" width=\"1200\"\/><\/figure>\r\n<section class=\"osenc-section\"><h2>Select the Contact-Surface Material<\/h2>\r\n<p>Specify the shell material based on product compatibility, corrosion, temperature, wear, hygiene and cleaning. Do not write only \u201cstainless steel.\u201d State the grade and which parts it covers. For food-contact applications, also review welds, surface finish, seals and cleaning conditions.<\/p><\/section>\r\n<figure class=\"os-page-visual os-page-visual--secondary os-page-visual--image\" data-osenc-media=\"\"><img loading=\"lazy\" alt=\"Chemical Powder Magnetic Separation\" decoding=\"async\" height=\"733\" loading=\"lazy\" src=\"https:\/\/cixuan1.semitanker.com\/wp-content\/uploads\/2026\/07\/chemical-powder-magnetic-separation.webp\" width=\"1100\"\/><\/figure>\r\n<section class=\"osenc-section\"><h2>Define Magnetic Performance<\/h2>\r\n<p>State whether the requirement is maximum surface flux density, a field map, pull force or material-capture trial. For a surface reading, define the pole location, probe, orientation and whether the measurement is directly on the shell. For an easy-clean sleeve or protective liner, test at the actual external working surface.<\/p>\r\n<p class=\"os-actions\"><a class=\"os-button\" href=\"\/blog\/gauss-vs-pull-force\/\">Choose the correct magnetic test<\/a><\/p><\/section>\r\n<section class=\"osenc-section\"><h2>Temperature Is a System Requirement<\/h2>\r\n<p>Provide normal and maximum product and cleaning temperatures, exposure time and cycling. Magnet grade, magnetic circuit, adhesive, seals and shell construction must all tolerate the condition. A high-temperature magnet grade does not automatically qualify the entire tube assembly.<\/p><\/section>\r\n<section class=\"osenc-section\"><h2>Tube Position and Spacing<\/h2>\r\n<p>Place tubes so material must pass close to active poles without reducing the open area enough to cause bridging. Staggered rows can improve coverage but add pressure drop, hold-up and cleaning work. Validate the layout using the actual particle size and flow behavior.<\/p>\r\n<p class=\"os-actions\"><a class=\"os-button\" href=\"\/blog\/magnetic-tube-spacing\/\">Review tube spacing<\/a><\/p><\/section>\r\n<section class=\"osenc-section\"><h2>Cleaning and Inspection<\/h2>\r\n<p>Plan how the tube will be isolated, removed, cleaned and returned to the same position. Fine or sharp captured metal creates handling risk. Establish a visual and repeatable magnetic baseline so damage or loss of performance can be investigated during service.<\/p>\r\n<p class=\"os-actions\"><a class=\"os-button\" href=\"\/blog\/magnetic-tube-inspection\/\">Build an inspection method<\/a><\/p><\/section>\r\n<figure class=\"os-page-visual os-page-visual--tertiary os-page-visual--image\" data-osenc-media=\"\"><img loading=\"lazy\" alt=\"Two Row Drawer Magnet\" decoding=\"async\" height=\"733\" loading=\"lazy\" src=\"https:\/\/cixuan1.semitanker.com\/wp-content\/uploads\/2026\/07\/two-row-drawer-magnet.webp\" width=\"1100\"\/><\/figure>\r\n<section class=\"osenc-section\"><h2>RFQ Checklist<\/h2>\r\n<ul>\r\n<li>Drawing with all lengths and end details<\/li>\r\n<li>Material, particle size, flow and temperature<\/li>\r\n<li>Target iron description<\/li>\r\n<li>Shell grade and surface requirement<\/li>\r\n<li>Magnetic test method and limits<\/li>\r\n<li>Quantity, inspection level and reports<\/li>\r\n<li>Food-contact, RoHS or REACH documents where applicable<\/li>\r\n<\/ul><\/section>\r\n<section class=\"osenc-section\"><h2>When a Tube Alone Is Not Enough<\/h2>\r\n<p>Use a grate for controlled multi-tube coverage, a drawer magnet for an enclosed connection, or an easy-clean structure when frequent cleaning justifies an outer sleeve. Pressure or pneumatic conveying requires a housing and mechanical assessment; do not install an unsupported tube based only on diameter.<\/p>\r\n<p class=\"os-actions\"><a class=\"os-button\" href=\"\/magnetic-tube\/\">Review magnetic tubes<\/a> <a class=\"os-button\" href=\"\/blog\/magnetic-tube-vs-magnetic-grate\/\">Compare tube and grate<\/a> <a class=\"os-button\" href=\"\/contact-us\/\">Request a custom tube review<\/a><\/p><\/section>\r\n<section class=\"os-buyer-decision os-section osenc-section\"><h2>Minimum RFQ Data for a Magnetic Tube<\/h2>\r\n<div class=\"os-table-wrap table-wrap\"><table><tbody>\r\n<tr>\r\n<th>Decision rule<\/th>\r\n<td>Select tube length, pole arrangement and mounting only after confirming that product will pass close enough to the surface without creating an uncontrolled flow path.<\/td>\r\n<\/tr>\r\n<tr>\r\n<th>Inputs to confirm<\/th>\r\n<td>Material chemistry, particle size, bulk density, moisture, flowability, corrosion, temperature, target iron, peak rate and cleaning interval.<\/td>\r\n<\/tr>\r\n<tr>\r\n<th>Risk or limitation<\/th>\r\n<td>A high maximum surface value cannot correct poor placement, excessive sleeve distance, bridging or material bypass around the tube ends.<\/td>\r\n<\/tr>\r\n<tr>\r\n<th>Buyer action<\/th>\r\n<td>Provide the chute or machine drawing, end connection, effective length and agreed field or pull-force test position.<\/td>\r\n<\/tr>\r\n<\/tbody><\/table><\/div><\/section>\r\n<section class=\"os-engineering-conditions os-section osenc-section\">\r\n<h2>Engineering Conditions Behind the Recommendation<\/h2>\r\n<ul>\r\n<li>A high surface reading does not by itself predict capture in flowing product.<\/li>\r\n<li>Field gradient, shell or sleeve thickness, spacing, distance from each particle to a pole, particle size and magnetic response, flow speed, product depth, bridging and contamination buildup all change the result.<\/li>\r\n<li>Mechanical passage capacity is not the same as effective separation capacity.<\/li>\r\n<li>Quote or test conditions must identify material, size distribution, moisture, bulk density, normal and peak rate, feed distribution, speed, layer or flow geometry, contamination loading and cleaning interval.<\/li>\r\n<\/ul>\r\n<\/section>\r\n<section class=\"os-project-inputs os-section osenc-section\">\r\n<h2>What We Need to Configure This Project<\/h2>\r\n<h3>Input set for How to Select a Magnetic Tube<\/h3>\r\n<ul>\r\n<li>\r\n<strong>How we use your data:<\/strong> We compare your material, contamination risk, production target and line interface before we configure a proposal or rule out an unsuitable option.<\/li>\r\n<li>\r\n<strong>Material:<\/strong> name and composition; dry or wet; powder, granule, lump, fibre or slurry; minimum, maximum and typical particle distribution; moisture, stickiness, tendency to cake or bridge, abrasiveness, corrosiveness, bulk density, normal temperature and maximum temperature.<\/li>\r\n<li>\r\n<strong>Production and target:<\/strong> normal and peak throughput, continuous or batch feed, feed uniformity, contaminant or recovery target, magnetic response if known, typical and maximum target size, initial concentration, acceptable residual and whether product loss is permitted.<\/li>\r\n<li>\r\n<strong>Installation:<\/strong> hopper, chute or pipeline location, opening or flange dimensions and standard, flow direction, product head, extraction and cleaning space, upstream and downstream connections; cleaning method, permitted shutdown, contact-material, wear and corrosion requirements; indoor, outdoor, washdown, high-humidity, dusty or hazardous-area conditions.<\/li>\r\n<li>\r\n<strong>Supporting project files:<\/strong> power and control data for any actuator or automated cleaning option, plus available air supply and pressure where applicable; destination country; current drawings, site photographs, running video and a representative material\/contaminant sample when testing is needed.<\/li>\r\n<li>\r\n<strong>What you receive next:<\/strong> We use the confirmed inputs to prepare a project-specific drawing and inspection plan. We do not treat performance as confirmed until the agreed design and any required representative test or site acceptance establish the result.<\/li>\r\n<\/ul>\r\n<\/section>\r\n<figure class=\"os-page-visual os-page-visual--support os-page-visual--image\" data-osenc-media=\"\"><img loading=\"lazy\" alt=\"magnetic tube selection guide industrial magnetic separation scene\" decoding=\"async\" height=\"900\" loading=\"lazy\" src=\"https:\/\/cixuan1.semitanker.com\/wp-content\/uploads\/2026\/07\/p16-magnetic-tube-selection-guide-real-scene-final-018.webp\" width=\"1200\"\/><\/figure>\r\n<section class=\"osenc-final-cta osenc-section\">\r\n<div class=\"os-container osenc-final-cta__inner\">\r\n<p class=\"os-eyebrow\">Project Support<\/p>\r\n<h2>Need help selecting the right magnetic solution?<\/h2>\r\n<p>Send us your material, flow condition, target metal, capacity, installation space and any drawings or site photos. We will review the application and recommend the next practical step.<\/p>\r\n<p class=\"os-actions\"><a class=\"os-button\" href=\"\/contact-us\/\">Send Project Details<\/a><\/p>\r\n<\/div>\r\n<\/section><section class=\"osenc-section osenc-faq\"><h2>Frequently Asked Questions<\/h2>\r\n<div class=\"osenc-faq-item\">\r\n<h3>Why is \u201cDefine the Mechanical Interface\u201d important for this decision?<\/h3>\r\n<p>Overall length and magnetic length are not necessarily the same. Identify non-magnetic end zones on the approved drawing.<\/p>\r\n<\/div>\r\n<div class=\"osenc-faq-item\">\r\n<h3>Why is \u201cDefine Magnetic Performance\u201d important for this decision?<\/h3>\r\n<p>State whether the requirement is maximum surface flux density, a field map, pull force or material-capture trial.<\/p>\r\n<\/div>\r\n<div class=\"osenc-faq-item\">\r\n<h3>Why is \u201cTemperature Is a System Requirement\u201d important for this decision?<\/h3>\r\n<p>Provide normal and maximum product and cleaning temperatures, exposure time and cycling. Magnet grade, magnetic circuit, adhesive, seals and shell construction must all tolerate the condition.<\/p>\r\n<\/div><\/section><\/article>\r\n<script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"TechArticle\",\"@id\":\"https:\/\/cixuan1.semitanker.com\/blog\/magnetic-tube-selection-guide\/#article\",\"mainEntityOfPage\":{\"@type\":\"WebPage\",\"@id\":\"https:\/\/cixuan1.semitanker.com\/blog\/magnetic-tube-selection-guide\/\"},\"headline\":\"How to Select a Magnetic Tube\",\"description\":\"Select a magnetic tube from the installation drawing, effective magnetic length, target contamination, working gap, stainless construction, temperature, end connection and agreed magnetic test.\",\"url\":\"https:\/\/cixuan1.semitanker.com\/blog\/magnetic-tube-selection-guide\/\",\"author\":{\"@type\":\"Organization\",\"name\":\"OSENC\",\"url\":\"https:\/\/cixuan1.semitanker.com\/about-us\/\"},\"publisher\":{\"@type\":\"Organization\",\"name\":\"Osenc Magnet Co., Ltd.\",\"url\":\"https:\/\/cixuan1.semitanker.com\/\"},\"image\":[\"https:\/\/cixuan1.semitanker.com\/wp-content\/uploads\/2026\/07\/product-magnetic-grate-tubes.webp\"]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/cixuan1.semitanker.com\/blog\/magnetic-tube-selection-guide\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/cixuan1.semitanker.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Resources\",\"item\":\"https:\/\/cixuan1.semitanker.com\/resources\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"How to Select a Magnetic Tube\",\"item\":\"https:\/\/cixuan1.semitanker.com\/blog\/magnetic-tube-selection-guide\/\"}]},{\"@type\":\"FAQPage\",\"@id\":\"https:\/\/cixuan1.semitanker.com\/blog\/magnetic-tube-selection-guide\/#faq\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Why is \u201cDefine the Mechanical Interface\u201d important for this decision?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Overall length and magnetic length are not necessarily the same. 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Submit powder-line data Define the Mechanical Interface Outside diameter and overall length Effective [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-1946","post","type-post","status-publish","format-standard","hentry","category-selection-guides"],"_links":{"self":[{"href":"https:\/\/cixuan1.semitanker.com\/fr\/wp-json\/wp\/v2\/posts\/1946","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cixuan1.semitanker.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cixuan1.semitanker.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cixuan1.semitanker.com\/fr\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/cixuan1.semitanker.com\/fr\/wp-json\/wp\/v2\/comments?post=1946"}],"version-history":[{"count":2,"href":"https:\/\/cixuan1.semitanker.com\/fr\/wp-json\/wp\/v2\/posts\/1946\/revisions"}],"predecessor-version":[{"id":2143,"href":"https:\/\/cixuan1.semitanker.com\/fr\/wp-json\/wp\/v2\/posts\/1946\/revisions\/2143"}],"wp:attachment":[{"href":"https:\/\/cixuan1.semitanker.com\/fr\/wp-json\/wp\/v2\/media?parent=1946"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cixuan1.semitanker.com\/fr\/wp-json\/wp\/v2\/categories?post=1946"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cixuan1.semitanker.com\/fr\/wp-json\/wp\/v2\/tags?post=1946"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}