{"id":592,"date":"2022-11-07T00:37:14","date_gmt":"2022-11-07T00:37:14","guid":{"rendered":"https:\/\/neosumk.com\/?page_id=592"},"modified":"2026-08-14T18:34:41","modified_gmt":"2026-08-14T10:34:41","slug":"zinc-coating-for-magnets","status":"publish","type":"page","link":"https:\/\/ct.semitanker.com\/fr\/zinc-coating-for-magnets\/","title":{"rendered":"Rev\u00eatement zinc pour aimants"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"592\" class=\"elementor elementor-592\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-598a1af e-con e-atomic-element e-div-block-base e-598a1af-2356d2e \" data-id=\"598a1af\" data-element_type=\"e-div-block\" data-e-type=\"e-div-block\" data-interaction-id=\"598a1af\" data-e-type=\"e-div-block\" data-id=\"598a1af\">\n    \t\t<div class=\"elementor-element elementor-element-bd3feae elementor-widget elementor-widget-html\" data-id=\"bd3feae\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t\r\n<style>\r\n.osenc-pdp {\r\n  --navy:#0b2542; --blue:#123b63; --teal:#1a8a9e; --ink:#172536;\r\n  --muted:#5f6f7f; --line:#dbe5ee; --soft:#f3f7fa; --white:#fff;\r\n  max-width:1280px; margin:0 auto; color:var(--ink);\r\n  font-family:Arial,Helvetica,sans-serif; line-height:1.62; font-size:16px;\r\n}\r\n.osenc-pdp *{box-sizing:border-box}\r\n.osenc-pdp a{color:var(--blue);text-decoration:none}\r\n.osenc-pdp a:hover{text-decoration:underline}\r\n.osenc-pdp h1,.osenc-pdp h2,.osenc-pdp h3{color:var(--navy);line-height:1.18;margin:0 0 16px}\r\n.osenc-pdp h1{font-size:36px}\r\n.osenc-pdp h2{font-size:28px}\r\n.osenc-pdp h3{font-size:20px}\r\n.osenc-pdp p{margin:0 0 16px}\r\n.osenc-pdp .osenc-section{padding:52px 24px}\r\n.osenc-pdp .osenc-section--soft{background:var(--soft);border-radius:18px}\r\n.osenc-pdp 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.osenc-links a{border:1px solid var(--line);border-radius:8px;padding:9px 12px;background:#fff}\r\n.osenc-pdp .osenc-faq-item{border:1px solid var(--line);border-radius:10px;background:#fff;margin:10px 0;overflow:hidden}\r\n.osenc-pdp .osenc-faq-item summary{cursor:pointer;padding:16px 18px;font-weight:700;color:var(--navy)}\r\n.osenc-pdp .osenc-faq-answer{padding:0 18px 16px}\r\n.osenc-pdp .osenc-cta{background:var(--navy);color:#fff;border-radius:18px;padding:34px}\r\n.osenc-pdp .osenc-cta h2,.osenc-pdp .osenc-cta p{color:#fff}\r\n@media(max-width:900px){\r\n  .osenc-pdp .osenc-specbar{grid-template-columns:repeat(2,1fr)}\r\n}\r\n@media(max-width:800px){\r\n  .osenc-pdp .osenc-table-wrap>table{min-width:760px!important;max-width:none!important}\r\n  .osenc-pdp h1{font-size:30px}\r\n  .osenc-pdp h2{font-size:24px}\r\n  .osenc-pdp .osenc-section{padding:40px 18px}\r\n  .osenc-pdp .osenc-hero{grid-template-columns:1fr;gap:24px;padding:28px 18px 28px}\r\n  .osenc-pdp .osenc-grid-2,.osenc-pdp .osenc-grid-3{grid-template-columns:1fr}\r\n  .osenc-pdp .osenc-lead{font-size:17px}\r\n  .osenc-pdp .osenc-specbar{margin:0 18px 12px}\r\n}\r\n@media(max-width:520px){\r\n  .osenc-pdp .osenc-specbar{grid-template-columns:1fr}\r\n}\r\n<\/style>\r\n\r\n<section class=\"osenc-pdp\">\r\n\r\n  <div class=\"osenc-hero\">\r\n    <div>\r\n      <div class=\"osenc-eyebrow\">Custom NdFeB \u00b7 Zinc Plating<\/div>\r\n      <h1>Custom Zinc Coated Neodymium Magnets<\/h1>\r\n      <p class=\"osenc-lead\">OSENC manufactures zinc coated magnets to drawing for OEM and industrial projects, from <strong>MOQ 1 sampling<\/strong> through production supply. We control the zinc finish as part of the finished magnetic component, not as an afterthought added after machining.<\/p>\r\n      <p>Send the coated dimensions, tolerance, NdFeB grade or target performance, magnetization direction, zinc finish, operating temperature and service environment. We lock the approved specification before production.<\/p>\r\n      <div class=\"osenc-chips\">\r\n        <span class=\"osenc-chip\">NdFeB + Zn<\/span>\r\n        <span class=\"osenc-chip\">Zn + Passivation<\/span>\r\n        <span class=\"osenc-chip\">Finished Dimensions<\/span>\r\n        <span class=\"osenc-chip\">MOQ 1<\/span>\r\n        <span class=\"osenc-chip\">Custom Magnetization<\/span>\r\n      <\/div>\r\n      <a class=\"osenc-btn\" href=\"https:\/\/ct.semitanker.com\/contact-us\/\">Send Drawing &amp; Get a Quote<\/a>\r\n    <\/div>\r\n    <div class=\"osenc-media\">\r\n      <!-- OSENC REAL PRODUCT PHOTO -->\r\n      <img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/ct.semitanker.com\/wp-content\/uploads\/2026\/08\/zinc-coated-neodymium-magnets-osenc.webp\" alt=\"Zinc coated neodymium block magnets with a matte silver blue metallic finish\" width=\"1200\" height=\"900\" loading=\"eager\" fetchpriority=\"high\">\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <div class=\"osenc-specbar\" aria-label=\"Zinc coated magnet key capabilities\">\r\n    <div class=\"osenc-spec\"><strong>NdFeB + Zn<\/strong><span>Standard coating structure<\/span><\/div>\r\n    <div class=\"osenc-spec\"><strong>Custom Zinc Finish<\/strong><span>Standard, white, black, colored or passivated requirements<\/span><\/div>\r\n    <div class=\"osenc-spec\"><strong>Finished Dimensions<\/strong><span>Critical dimensions controlled after plating<\/span><\/div>\r\n    <div class=\"osenc-spec\"><strong>N35\u2013N52 + High-Temp<\/strong><span>Grade selected to magnetic and temperature requirements<\/span><\/div>\r\n    <div class=\"osenc-spec\"><strong>1-Piece Sample<\/strong><span>MOQ 1 for custom validation<\/span><\/div>\r\n  <\/div>\r\n\r\n  <div class=\"osenc-section osenc-section--soft\">\r\n    <div class=\"osenc-eyebrow\">Quick Procurement Answer<\/div>\r\n    <h2>When Zinc Coating Is the Right Choice<\/h2>\r\n    <p>OSENC specifies zinc coating for general industrial and OEM parts that need a thin metallic finish, controlled finished dimensions and practical corrosion protection in the intended service environment.<\/p>\r\n    <p>Standard zinc is typically silver to silvery-matte. White Zinc, Black Zinc, Colored Zinc and Zinc Chromate are handled as separate finish requirements. Passivated projects are specified as <strong>NdFeB + Zn + Passivation<\/strong>.<\/p>\r\n    <div class=\"osenc-note\"><strong>The approved drawing controls production.<\/strong> For RFQ engineering, standard zinc commonly uses a <strong>7\u201315 \u03bcm<\/strong> total-thickness reference and Zinc Chromate a <strong>15\u201330 \u03bcm<\/strong> reference. OSENC treats these as design references until the final thickness is locked in the drawing and inspection plan.<\/div>\r\n  <\/div>\r\n\r\n  <div class=\"osenc-section\">\r\n    <div class=\"osenc-eyebrow\">OSENC Supply Range<\/div>\r\n    <h2>Specify the Finished Magnet, Not Just \u201cZinc Plated\u201d<\/h2>\r\n    <div class=\"osenc-table-wrap\">\r\n      <table>\r\n        <thead><tr><th>Specification<\/th><th>OSENC Supply Direction<\/th><th>RFQ Input<\/th><\/tr><\/thead>\r\n        <tbody>\r\n          <tr><td>Coating structure<\/td><td><strong>NdFeB + Zn<\/strong> or <strong>NdFeB + Zn + Passivation<\/strong><\/td><td>Exact finish\/passivation callout<\/td><\/tr>\r\n          <tr><td>Shapes<\/td><td>Disc, block, ring, cylinder, arc and drawing-based custom geometry<\/td><td>2D\/3D drawing, holes, slots, chamfers and edge details<\/td><\/tr>\r\n          <tr><td>Grades<\/td><td>N35, N38, N42, N45, N48, N50, N52 plus H and SH; UH\/EH for higher-temperature custom projects<\/td><td>Grade or target magnetic performance<\/td><\/tr>\r\n          <tr><td>Magnetization<\/td><td>Axial, diametrical, through-thickness, length, width, radial or multipole where geometry supports it<\/td><td>Direction and pole pattern<\/td><\/tr>\r\n          <tr><td>Zinc finish<\/td><td>Standard Zinc, White Zinc, Black Zinc, Colored Zinc and Zinc Chromate are handled as distinct project finish callouts<\/td><td>Appearance, passivation and restricted-substance requirements<\/td><\/tr>\r\n          <tr><td>Finished tolerance<\/td><td><strong>\u00b10.10 mm standard RFQ reference \/ \u00b10.05 mm precision RFQ reference<\/strong><\/td><td>Critical dimensions after plating<\/td><\/tr>\r\n          <tr><td>MOQ<\/td><td><strong>1 piece<\/strong> for custom sampling; small-batch validation and production supply supported<\/td><td>Sample and production quantity<\/td><\/tr>\r\n        <\/tbody>\r\n      <\/table>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <div class=\"osenc-section\">\r\n    <div class=\"osenc-eyebrow\">Why Source from OSENC<\/div>\r\n    <h2>We Control the Finished Magnetic Component<\/h2>\r\n    <div class=\"osenc-grid-2\">\r\n      <div class=\"osenc-card\"><h3>Finished Dimensions After Plating<\/h3><p>We inspect critical dimensions on the finished zinc-coated part, so coating build-up is included in assembly fit.<\/p><\/div>\r\n      <div class=\"osenc-card\"><h3>1-Piece Sample Validation<\/h3><p>Start with one custom sample, lock the approved specification, then move into pilot and production quantities.<\/p><\/div>\r\n      <div class=\"osenc-card\"><h3>Magnet + Coating Reviewed Together<\/h3><p>We review grade, geometry, magnetization, zinc finish, temperature and service environment as one component.<\/p><\/div>\r\n      <div class=\"osenc-card\"><h3>Drawing-Controlled Production<\/h3><p>Dimensions, tolerances, magnetization, finish and inspection requirements are locked before production starts.<\/p><\/div>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <div class=\"osenc-section osenc-section--soft\">\r\n    <div class=\"osenc-grid-2\">\r\n      <div>\r\n        <div class=\"osenc-eyebrow\">Finished-Dimension Control<\/div>\r\n        <h2>We Inspect the Magnet After Plating<\/h2>\r\n        <p>Assembly fit is determined by the finished part, so OSENC controls critical dimensions after zinc plating. This matters most on thin discs, small blocks, rings, holes and tight mating features where coating build-up can consume assembly clearance.<\/p>\r\n        <p>Use <strong>\u00b10.10 mm<\/strong> as the standard RFQ tolerance reference and <strong>\u00b10.05 mm<\/strong> as the precision RFQ reference. We lock the final tolerance against geometry, coating system and inspection method before production.<\/p>\r\n      <\/div>\r\n      <div class=\"osenc-media\">\r\n        <!-- OSENC REAL DIMENSION INSPECTION PHOTO -->\r\n        <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ct.semitanker.com\/wp-content\/uploads\/2026\/08\/custom-magnet-dimension-inspection-osenc.webp\" alt=\"OSENC dimensional inspection of finished custom neodymium magnet parts\" width=\"1200\" height=\"900\" loading=\"lazy\">\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <div class=\"osenc-section\">\r\n    <div class=\"osenc-eyebrow\">Common Custom Sizes<\/div>\r\n    <h2>Common Custom Sizes for Zinc Coated Magnets<\/h2>\r\n    <div class=\"osenc-table-wrap\">\r\n      <table>\r\n        <thead><tr><th>Shape<\/th><th>RFQ Size References<\/th><th>Specify With<\/th><\/tr><\/thead>\r\n        <tbody>\r\n          <tr><td>Disc<\/td><td>D6\u00d72, D8\u00d72, D10\u00d72, D10\u00d73, D12\u00d73, D15\u00d73, D15\u00d75, D20\u00d73, D20\u00d75, D25\u00d75, D25\u00d710, D30\u00d75 mm<\/td><td>Diameter, thickness, grade, axial\/diametrical magnetization and finished tolerance<\/td><\/tr>\r\n          <tr><td>Block<\/td><td>10\u00d75\u00d72, 10\u00d710\u00d73, 15\u00d710\u00d73, 20\u00d710\u00d75, 20\u00d720\u00d75, 30\u00d710\u00d75 mm<\/td><td>L\u00d7W\u00d7T, magnetization axis, edge details and coated dimensions<\/td><\/tr>\r\n          <tr><td>Ring \/ Arc \/ Custom<\/td><td>Made to drawing<\/td><td>OD\/ID\/thickness or complete geometry, tolerances and magnetization<\/td><\/tr>\r\n        <\/tbody>\r\n      <\/table>\r\n    <\/div>\r\n    <p style=\"margin-top:16px\">These dimensions are practical RFQ starting points for custom production. OSENC manufactures to the approved drawing rather than presenting them as fixed stock specifications.<\/p>\r\n  <\/div>\r\n\r\n  <div class=\"osenc-section osenc-section--soft\">\r\n    <div class=\"osenc-grid-2\">\r\n      <div class=\"osenc-media\">\r\n        <!-- OSENC REAL COATING INSPECTION PHOTO -->\r\n        <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ct.semitanker.com\/wp-content\/uploads\/2026\/08\/magnet-coating-inspection-osenc.webp\" alt=\"OSENC coating and surface inspection for custom neodymium magnet production\" width=\"1200\" height=\"900\" loading=\"lazy\">\r\n      <\/div>\r\n      <div>\r\n        <div class=\"osenc-eyebrow\">Coating Selection<\/div>\r\n        <h2>Where OSENC Specifies Zinc Coating<\/h2>\r\n        <p>OSENC specifies zinc coated NdFeB for engineering components, electronics, furniture fittings, retail displays, packaging, fixtures, model assemblies and general manufacturing where thin metallic protection and dimensional control match the operating environment.<\/p>\r\n        <div class=\"osenc-note\"><strong>For permanent immersion, marine exposure, aggressive chemicals, repeated abrasion or magnet-to-magnet impact, OSENC moves the project to a higher-protection coating system or encapsulated construction.<\/strong><\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <div class=\"osenc-section\">\r\n    <div class=\"osenc-eyebrow\">Coating Comparison<\/div>\r\n    <h2>Zinc vs. Ni-Cu-Ni vs. Epoxy<\/h2>\r\n    <div class=\"osenc-table-wrap\">\r\n      <table>\r\n        <thead><tr><th>Coating<\/th><th>Why We Specify It<\/th><th>Main Engineering Check<\/th><\/tr><\/thead>\r\n        <tbody>\r\n          <tr><td><strong>Zinc<\/strong><\/td><td>Thin metallic finish with lower coating build-up; standard RFQ reference <strong>7\u201315 \u03bcm<\/strong><\/td><td>General industrial environment, finish\/passivation and assembly clearance<\/td><\/tr>\r\n          <tr><td><strong>Ni-Cu-Ni<\/strong><\/td><td>Common multilayer metallic protection with a thicker total stack than standard zinc<\/td><td>Corrosion requirement, surface contact and tight dimensional fits<\/td><\/tr>\r\n          <tr><td><strong>Epoxy<\/strong><\/td><td>Polymer barrier when moisture or corrosive-fluid protection is a stronger design priority<\/td><td>Scratching, edge damage, impact and finished dimensions<\/td><\/tr>\r\n          <tr><td><strong>Zinc Chromate<\/strong><\/td><td>Separate zinc-based surface system with a <strong>15\u201330 \u03bcm<\/strong> RFQ thickness reference<\/td><td>Exact passivation callout and restricted-substance requirements<\/td><\/tr>\r\n        <\/tbody>\r\n      <\/table>\r\n    <\/div>\r\n    <p style=\"margin-top:16px\"><strong>OSENC guarantees corrosion-test performance only when the PO defines the test method, sample condition, duration and pass\/fail criteria.<\/strong> We do not convert an industry benchmark into a batch guarantee.<\/p>\r\n    <div class=\"osenc-links\">\r\n      <a href=\"https:\/\/ct.semitanker.com\/neodymium-magnet-coating\/\">Neodymium Magnet Coating Guide<\/a>\r\n      <a href=\"https:\/\/ct.semitanker.com\/nickel-coating-for-magnets\/\">Nickel Coated Magnets<\/a>\r\n      <a href=\"https:\/\/ct.semitanker.com\/epoxy-coating-for-magnets\/\">Epoxy Coated Magnets<\/a>\r\n      <a href=\"https:\/\/ct.semitanker.com\/custom-neodymium-magnets\/\">Custom Neodymium Magnets<\/a>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <div class=\"osenc-section osenc-section--soft\">\r\n    <div class=\"osenc-eyebrow\">Temperature &amp; Grade<\/div>\r\n    <h2>We Set Temperature by NdFeB Grade<\/h2>\r\n    <p>For standard zinc-coated <strong>N42<\/strong> projects, <strong>80\u00b0C continuous<\/strong> is the design limit. Zinc plating does not raise the magnetic material's temperature capability. We select the correct temperature-grade NdFeB when the application runs hotter.<\/p>\r\n    <div class=\"osenc-table-wrap\">\r\n      <table>\r\n        <thead><tr><th>Grade Family<\/th><th>Design Reference<\/th><th>OSENC Selection Direction<\/th><\/tr><\/thead>\r\n        <tbody>\r\n          <tr><td>N<\/td><td>80\u00b0C<\/td><td>Standard-temperature applications<\/td><\/tr>\r\n          <tr><td>M<\/td><td>100\u00b0C<\/td><td>Moderately elevated temperature<\/td><\/tr>\r\n          <tr><td>H<\/td><td>120\u00b0C<\/td><td>Higher-temperature design<\/td><\/tr>\r\n          <tr><td>SH<\/td><td>150\u00b0C<\/td><td>High-temperature custom project<\/td><\/tr>\r\n          <tr><td>UH<\/td><td>180\u00b0C<\/td><td>Special high-temperature project<\/td><\/tr>\r\n          <tr><td>EH<\/td><td>200\u00b0C<\/td><td>Special high-temperature project<\/td><\/tr>\r\n        <\/tbody>\r\n      <\/table>\r\n    <\/div>\r\n    <p style=\"margin-top:16px\">We confirm the final grade against magnet geometry, magnetic circuit and operating point. The coating never overrides the magnetic material limit.<\/p>\r\n  <\/div>\r\n\r\n  <div class=\"osenc-section\">\r\n    <div class=\"osenc-eyebrow\">Quality Control<\/div>\r\n    <h2>What OSENC Controls Before Shipment<\/h2>\r\n    <div class=\"osenc-grid-3\">\r\n      <div class=\"osenc-card\"><h3>Coating &amp; Surface<\/h3><p>We inspect visual integrity and coating condition against the approved finish. When thickness is controlled, XRF is the primary non-destructive production reference method.<\/p><\/div>\r\n      <div class=\"osenc-card\"><h3>Magnetization<\/h3><p>We verify magnetization direction and pole orientation against the approved drawing or sample before packing.<\/p><\/div>\r\n      <div class=\"osenc-card\"><h3>Compliance Documentation<\/h3><p>OSENC provides available RoHS, REACH and SVHC documentation against the approved material and coating specification when required. Cr6+ status is confirmed separately against the selected passivation chemistry and supporting documentation.<\/p><\/div>\r\n    <\/div>\r\n    <div class=\"osenc-grid-2\" style=\"margin-top:26px\">\r\n      <div>\r\n        <p>For new custom parts, sampling locks dimensional fit, zinc appearance, magnetization and any corrosion or adhesion acceptance requirement before production. We do not turn an industry benchmark into a batch guarantee.<\/p>\r\n        <a class=\"osenc-btn\" href=\"https:\/\/ct.semitanker.com\/contact-us\/\">Start a Sample Order<\/a>\r\n      <\/div>\r\n      <div class=\"osenc-media\">\r\n        <!-- OSENC REAL MAGNETIZATION INSPECTION PHOTO -->\r\n        <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ct.semitanker.com\/wp-content\/uploads\/2026\/08\/magnetization-direction-check-osenc.webp\" alt=\"OSENC magnetization direction inspection for custom neodymium magnets\" width=\"1200\" height=\"900\" loading=\"lazy\">\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <div class=\"osenc-section\">\r\n    <div class=\"osenc-eyebrow\">Quotation Factors<\/div>\r\n    <h2>What Determines the Price of a Custom Zinc Coated Magnet?<\/h2>\r\n    <p>OSENC quotes the finished magnetic component against the complete drawing and inspection requirement, not by magnet weight alone.<\/p>\r\n    <div class=\"osenc-grid-3\">\r\n      <div class=\"osenc-card\"><h3>Magnet Design<\/h3><p>Dimensions, material volume, NdFeB grade, geometry and machining complexity set the base manufacturing cost.<\/p><\/div>\r\n      <div class=\"osenc-card\"><h3>Finish &amp; Tolerance<\/h3><p>Zinc finish, passivation, finished tolerance and tight assembly features determine coating and inspection complexity.<\/p><\/div>\r\n      <div class=\"osenc-card\"><h3>Validation &amp; Quantity<\/h3><p>Magnetization pattern, compliance documents, test requirements, sample quantity and production volume complete the quotation.<\/p><\/div>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <div class=\"osenc-section osenc-section--soft\">\r\n    <div class=\"osenc-grid-2\">\r\n      <div>\r\n        <div class=\"osenc-eyebrow\">RFQ Checklist<\/div>\r\n        <h2>Send These 8 Inputs for an Accurate Quote<\/h2>\r\n        <ol>\r\n          <li><strong>Drawing:<\/strong> finished dimensions, tolerances, holes, slots, chamfers and edge details.<\/li>\r\n          <li><strong>Grade:<\/strong> NdFeB grade or target magnetic performance.<\/li>\r\n          <li><strong>Magnetization:<\/strong> direction, pole pattern and assembly orientation.<\/li>\r\n          <li><strong>Zinc finish:<\/strong> Standard, White, Black, Colored, Zinc Chromate or exact passivation callout.<\/li>\r\n          <li><strong>Temperature:<\/strong> continuous and peak operating temperature.<\/li>\r\n          <li><strong>Environment:<\/strong> humidity, water, salt, oil, chemicals, abrasion and impact.<\/li>\r\n          <li><strong>Testing\/compliance:<\/strong> thickness, corrosion, adhesion, RoHS\/REACH\/SVHC and Cr6+ requirement when applicable.<\/li>\r\n          <li><strong>Quantity:<\/strong> sample quantity and expected production volume.<\/li>\r\n        <\/ol>\r\n        <a class=\"osenc-btn\" href=\"https:\/\/ct.semitanker.com\/contact-us\/\">Send Your Zinc Magnet RFQ<\/a>\r\n      <\/div>\r\n      <div class=\"osenc-media\">\r\n        <!-- OSENC REAL PACKAGING PHOTO -->\r\n        <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ct.semitanker.com\/wp-content\/uploads\/2026\/08\/custom-magnet-export-packaging-osenc.webp\" alt=\"OSENC protective export packaging for custom neodymium magnet orders\" width=\"1200\" height=\"900\" loading=\"lazy\">\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <div class=\"osenc-section\">\r\n    <div class=\"osenc-eyebrow\">Buyer FAQ<\/div>\r\n    <h2>Zinc Coated Magnet FAQ<\/h2>\r\n    <details class=\"osenc-faq-item\"><summary>Can OSENC make zinc coated neodymium magnets to my drawing?<\/summary><div class=\"osenc-faq-answer\"><p>Yes. We manufacture custom zinc coated NdFeB magnets from drawings or approved samples. We lock the finished dimensions, tolerance, grade, magnetization direction, zinc finish, operating temperature and inspection requirements before production.<\/p><\/div><\/details>\r\n<details class=\"osenc-faq-item\"><summary>What zinc coating structure does OSENC use?<\/summary><div class=\"osenc-faq-answer\"><p>The standard project structures are NdFeB + Zn and NdFeB + Zn + Passivation when a conversion or passivation finish is specified. The exact finish is written into the approved specification.<\/p><\/div><\/details>\r\n<details class=\"osenc-faq-item\"><summary>How thick is zinc plating on a neodymium magnet?<\/summary><div class=\"osenc-faq-answer\"><p>For RFQ engineering, standard zinc plating uses a 7\u201315 \u03bcm total-thickness reference and zinc-chromate systems use a 15\u201330 \u03bcm reference. The controlled production value is the thickness stated on the approved drawing and inspection plan.<\/p><\/div><\/details>\r\n<details class=\"osenc-faq-item\"><summary>What temperature can a zinc coated N42 magnet handle?<\/summary><div class=\"osenc-faq-answer\"><p>For a standard zinc-coated N42 design, use 80\u00b0C as the continuous design limit. We move the magnetic material to M, H, SH, UH or EH grades when the operating temperature requires a higher limit.<\/p><\/div><\/details>\r\n<details class=\"osenc-faq-item\"><summary>Is standard zinc suitable for marine or permanent wet service?<\/summary><div class=\"osenc-faq-answer\"><p>No. We do not position standard zinc as a marine, permanent-immersion, strong-acid\/alkali or high-abrasion coating. For severe wet, salt, chemical or wear exposure, we select a stronger protection system or encapsulation.<\/p><\/div><\/details>\r\n<details class=\"osenc-faq-item\"><summary>What is the MOQ for a custom zinc coated magnet?<\/summary><div class=\"osenc-faq-answer\"><p>MOQ is 1 piece for custom sampling. We support single-piece samples, small-batch validation and production orders.<\/p><\/div><\/details>\r\n<details class=\"osenc-faq-item\"><summary>What should I send for a zinc magnet quotation?<\/summary><div class=\"osenc-faq-answer\"><p>Send the drawing, finished dimensions and tolerances, magnet grade or target magnetic performance, magnetization direction, zinc finish or passivation callout, operating temperature, environmental exposure, compliance requirements, test requirements and quantity.<\/p><\/div><\/details>\r\n  <\/div>\r\n\r\n  <div class=\"osenc-section\">\r\n    <div class=\"osenc-cta\">\r\n      <h2>Get Your Zinc Coated Magnet Specification Reviewed<\/h2>\r\n      <p>Send your drawing and application requirements. OSENC will lock the finished dimensions, grade, magnetization, zinc finish, temperature and inspection requirements, then quote the sample and production quantity against one controlled specification.<\/p>\r\n      <a class=\"osenc-btn\" href=\"https:\/\/ct.semitanker.com\/contact-us\/\" style=\"background:#1a8a9e\">Request a Custom Quote<\/a>\r\n    <\/div>\r\n  <\/div>\r\n\r\n<\/section>\r\n\r\n<script type=\"application\/ld+json\">\r\n{\r\n  \"@context\": \"https:\/\/schema.org\",\r\n  \"@type\": \"Product\",\r\n  \"name\": \"Custom Zinc Coated Neodymium Magnets\",\r\n  \"description\": \"Custom zinc coated NdFeB magnets manufactured to drawing with finished-dimension control, custom grade and magnetization, project-specific zinc finishes, MOQ 1 sampling and production supply.\",\r\n  \"image\": [\r\n    \"https:\/\/ct.semitanker.com\/wp-content\/uploads\/2026\/08\/zinc-coated-neodymium-magnets-osenc.webp\",\r\n    \"https:\/\/ct.semitanker.com\/wp-content\/uploads\/2026\/08\/custom-magnet-dimension-inspection-osenc.webp\",\r\n    \"https:\/\/ct.semitanker.com\/wp-content\/uploads\/2026\/08\/magnet-coating-inspection-osenc.webp\",\r\n    \"https:\/\/ct.semitanker.com\/wp-content\/uploads\/2026\/08\/magnetization-direction-check-osenc.webp\",\r\n    \"https:\/\/ct.semitanker.com\/wp-content\/uploads\/2026\/08\/custom-magnet-export-packaging-osenc.webp\"\r\n  ],\r\n  \"brand\": {\r\n    \"@type\": \"Brand\",\r\n    \"name\": \"OSENC\"\r\n  },\r\n  \"manufacturer\": {\r\n    \"@type\": \"Organization\",\r\n    \"name\": \"OSENC\",\r\n    \"url\": \"https:\/\/ct.semitanker.com\/\"\r\n  },\r\n  \"material\": \"Sintered NdFeB with zinc coating\",\r\n  \"category\": \"Zinc coated neodymium magnets\",\r\n  \"url\": \"https:\/\/ct.semitanker.com\/zinc-coating-for-magnets\/\",\r\n  \"additionalProperty\": [\r\n    {\r\n      \"@type\": \"PropertyValue\",\r\n      \"name\": \"Coating Structure\",\r\n      \"value\": \"NdFeB + Zn; NdFeB + Zn + Passivation\"\r\n    },\r\n    {\r\n      \"@type\": \"PropertyValue\",\r\n      \"name\": \"Standard Zinc Thickness RFQ Reference\",\r\n      \"value\": \"7\u201315 \u03bcm total coating thickness\"\r\n    },\r\n    {\r\n      \"@type\": \"PropertyValue\",\r\n      \"name\": \"Zinc Chromate Thickness RFQ Reference\",\r\n      \"value\": \"15\u201330 \u03bcm\"\r\n    },\r\n    {\r\n      \"@type\": \"PropertyValue\",\r\n      \"name\": \"Minimum Order Quantity\",\r\n      \"value\": \"1 piece\"\r\n    },\r\n    {\r\n      \"@type\": \"PropertyValue\",\r\n      \"name\": \"Standard N42 Continuous Design Limit\",\r\n      \"value\": \"80\u00b0C\"\r\n    }\r\n  ]\r\n}\r\n<\/script>\t\t\t\t<\/div>\n\t\t\n<\/div>\n\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Custom NdFeB \u00b7 Zinc Plating Custom Zinc Coated Neodymium Magnets OSENC manufactures zinc coated magnets to drawing for OEM and industrial projects, from MOQ 1 sampling through production supply. We control the zinc finish as part of the finished magnetic component, not as an afterthought added after machining. Send the coated dimensions, tolerance, NdFeB grade [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5266,"parent":0,"menu_order":22,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-592","page","type-page","status-publish","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/ct.semitanker.com\/fr\/wp-json\/wp\/v2\/pages\/592","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ct.semitanker.com\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/ct.semitanker.com\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/ct.semitanker.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ct.semitanker.com\/fr\/wp-json\/wp\/v2\/comments?post=592"}],"version-history":[{"count":6,"href":"https:\/\/ct.semitanker.com\/fr\/wp-json\/wp\/v2\/pages\/592\/revisions"}],"predecessor-version":[{"id":8559,"href":"https:\/\/ct.semitanker.com\/fr\/wp-json\/wp\/v2\/pages\/592\/revisions\/8559"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ct.semitanker.com\/fr\/wp-json\/wp\/v2\/media\/5266"}],"wp:attachment":[{"href":"https:\/\/ct.semitanker.com\/fr\/wp-json\/wp\/v2\/media?parent=592"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}