{"id":8191,"date":"2026-06-28T10:50:52","date_gmt":"2026-06-28T02:50:52","guid":{"rendered":"https:\/\/ct.semitanker.com\/?page_id=8191"},"modified":"2026-06-27T11:12:33","modified_gmt":"2026-06-27T03:12:33","slug":"magnetic-couplings-magnets","status":"publish","type":"page","link":"https:\/\/ct.semitanker.com\/korea\/magnetic-couplings-magnets\/","title":{"rendered":"\ub9c8\uadf8\ub124\ud2f1 \ucee4\ud50c\ub9c1\uc6a9 \uc790\uc11d"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"8191\" class=\"elementor elementor-8191\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-133cb03 e-con e-atomic-element e-div-block-base e-133cb03-81c9666 \" data-id=\"133cb03\" data-element_type=\"e-div-block\" data-e-type=\"e-div-block\" data-interaction-id=\"133cb03\" data-e-type=\"e-div-block\" data-id=\"133cb03\">\n    \t\t<div class=\"elementor-element elementor-element-4c5e555 elementor-widget elementor-widget-html\" 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grid-template-columns: repeat(2, minmax(0, 1fr));\r\n  }\r\n\r\n  .osenc-application-page .oa-cta .oa-button-row {\r\n    justify-content: flex-start;\r\n  }\r\n}\r\n\r\n@media (max-width: 780px) {\r\n  .osenc-application-page .oa-wrap {\r\n    width: min(100% - 32px, 1400px);\r\n  }\r\n\r\n  .osenc-application-page .oa-hero {\r\n    padding: 58px 0 46px;\r\n  }\r\n\r\n  .osenc-application-page .oa-section {\r\n    padding: 54px 0;\r\n  }\r\n\r\n  .osenc-application-page .oa-hero-proof,\r\n  .osenc-application-page .oa-grid-3,\r\n  .osenc-application-page .oa-grid-4,\r\n  .osenc-application-page .oa-process,\r\n  .osenc-application-page .oa-checklist {\r\n    grid-template-columns: 1fr;\r\n  }\r\n\r\n  .osenc-application-page .oa-hero-title {\r\n    font-size: 38px;\r\n  }\r\n\r\n  .osenc-application-page .oa-hero-lead {\r\n    font-size: 18px;\r\n  }\r\n\r\n  .osenc-application-page .oa-btn {\r\n    width: 100%;\r\n  }\r\n}\r\n<\/style>\r\n\r\n<section class=\"osenc-application-page\">\r\n  <section class=\"oa-hero\" aria-labelledby=\"oa-magnetic-coupling-title\">\r\n    <div class=\"oa-wrap oa-hero-grid\">\r\n      <div>\r\n        <p class=\"oa-kicker\">Magnetic Coupling Magnet Selection<\/p>\r\n        <h1 class=\"oa-hero-title\" id=\"oa-magnetic-coupling-title\" role=\"heading\" aria-level=\"1\">Neodymium Magnets for Magnetic Couplings<\/h1>\r\n        <p class=\"oa-hero-lead\">Magnetic couplings magnets must be selected as part of a working magnetic circuit, not as isolated catalog parts.<\/p>\r\n        <p class=\"oa-hero-support\">In a coupling, useful performance depends on the torque target, working gap, barrier material, temperature, pole layout, magnetization direction, coating, tolerance and assembly method. Osenc supports custom neodymium magnets and magnetic assemblies for coupling projects that need drawing review, sample discussion or application-based magnet selection.<\/p>\r\n        <div class=\"oa-button-row\">\r\n          <a class=\"oa-btn oa-btn-primary\" href=\"https:\/\/ct.semitanker.com\/contact-us\/\">Send Drawing for Review<\/a>\r\n          <a class=\"oa-btn oa-btn-secondary\" href=\"https:\/\/ct.semitanker.com\/custom-neodymium-magnets\/\">Custom Magnet Capability<\/a>\r\n        <\/div>\r\n        <div class=\"oa-hero-proof\" aria-label=\"Osenc magnetic coupling support points\">\r\n          <div class=\"oa-proof-card\">\r\n            <strong>Drawing and sample review<\/strong>\r\n            <span>Confirm shape, gap, tolerance and assembly notes before sampling.<\/span>\r\n          <\/div>\r\n          <div class=\"oa-proof-card\">\r\n            <strong>Shape and magnetization options<\/strong>\r\n            <span>Ring, disc, block, segment and custom magnet review for coupling layouts.<\/span>\r\n          <\/div>\r\n          <div class=\"oa-proof-card\">\r\n            <strong>RFQ-ready specification<\/strong>\r\n            <span>Align torque target, working gap, coating and quantity data for quotation.<\/span>\r\n          <\/div>\r\n        <\/div>\r\n      <\/div>\r\n      <figure class=\"oa-hero-media\">\r\n        <img fetchpriority=\"high\" src=\"https:\/\/ct.semitanker.com\/wp-content\/uploads\/2026\/06\/neodymium-magnets-for-magnetic-couplings-hero.webp\" width=\"1200\" height=\"900\" alt=\"Conceptual magnetic coupling assembly with neodymium magnets and air gap\" loading=\"eager\" decoding=\"async\" fetchpriority=\"high\">\r\n        <figcaption class=\"oa-caption\">Conceptual visual showing magnet positions in a magnetic coupling. Not a customer case.<\/figcaption>\r\n      <\/figure>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"oa-section\" aria-labelledby=\"oa-why-selection-matters\">\r\n    <div class=\"oa-wrap oa-grid-2\">\r\n      <div>\r\n        <div class=\"oa-section-head\">\r\n          <p class=\"oa-kicker\">Application Decision<\/p>\r\n          <h2 id=\"oa-why-selection-matters\">Why magnet selection matters in a magnetic coupling<\/h2>\r\n          <p>A magnetic coupling transfers torque across a gap or containment barrier without direct mechanical contact between the driving and driven sides.<\/p>\r\n        <\/div>\r\n        <p>That means the magnet cannot be selected only by size, grade, pull force or surface field. Pull force and surface field can be useful reference data, but they should not be treated as the same thing as coupling torque in the final assembly.<\/p>\r\n        <p>The actual result depends on the complete structure, including gap, pole layout, active magnetic area, barrier material and test condition. For this reason, magnetic couplings magnet selection should begin with the application requirement, not only a catalog magnet size.<\/p>\r\n      <\/div>\r\n      <div class=\"oa-risk-note\">\r\n        <strong>Important engineering boundary<\/strong>\r\n        <p>This page does not claim a fixed torque value, universal grade, guaranteed temperature limit or final coupling performance. Osenc can review the magnet requirement when the buyer provides the drawing, working gap, barrier material, operating condition and expected test method.<\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"oa-section oa-section-soft\" aria-labelledby=\"oa-where-used\">\r\n    <div class=\"oa-wrap\">\r\n      <div class=\"oa-section-head\">\r\n        <p class=\"oa-kicker\">Magnetic Circuit Context<\/p>\r\n        <h2 id=\"oa-where-used\">Where neodymium magnets are used in magnetic couplings<\/h2>\r\n        <p>The magnet specification depends on where the magnet sits in the coupling structure and how the magnetic circuit crosses the working gap or barrier.<\/p>\r\n      <\/div>\r\n      <div class=\"oa-grid-2\">\r\n        <div class=\"oa-table-wrap\">\r\n          <table class=\"oa-table\">\r\n            <thead>\r\n              <tr>\r\n                <th>Coupling area<\/th>\r\n                <th>What to confirm<\/th>\r\n                <th>Why it matters<\/th>\r\n              <\/tr>\r\n            <\/thead>\r\n            <tbody>\r\n              <tr>\r\n                <td>Inner rotor<\/td>\r\n                <td>Magnet shape, pole layout, bonding method and clearance.<\/td>\r\n                <td>Small dimensional changes can affect assembly clearance and magnetic alignment.<\/td>\r\n              <\/tr>\r\n              <tr>\r\n                <td>Outer rotor<\/td>\r\n                <td>Active magnetic area, magnet quantity, magnetization direction and tolerance.<\/td>\r\n                <td>The outer side must match the magnetic circuit and available installation space.<\/td>\r\n              <\/tr>\r\n              <tr>\r\n                <td>Air gap or barrier<\/td>\r\n                <td>Gap size, containment wall material, wall thickness and temperature exposure.<\/td>\r\n                <td>The gap and barrier can reduce magnetic interaction and change the required magnet design.<\/td>\r\n              <\/tr>\r\n              <tr>\r\n                <td>Magnet assembly<\/td>\r\n                <td>Fixture, adhesive, sleeve, housing, coating and inspection condition.<\/td>\r\n                <td>Loose magnets and assembled coupling components have different procurement risks.<\/td>\r\n              <\/tr>\r\n            <\/tbody>\r\n          <\/table>\r\n        <\/div>\r\n        <figure class=\"oa-image-card\">\r\n          <img loading=\"lazy\" src=\"https:\/\/ct.semitanker.com\/wp-content\/uploads\/2026\/06\/magnetic-coupling-air-gap-barrier-diagram.webp\" width=\"1200\" height=\"900\" alt=\"Simplified magnetic coupling air gap and barrier diagram\" loading=\"lazy\" decoding=\"async\">\r\n          <figcaption class=\"oa-caption\">Simplified diagram of air gap and barrier factors for magnetic coupling magnet selection.<\/figcaption>\r\n        <\/figure>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"oa-section\" aria-labelledby=\"oa-key-factors\">\r\n    <div class=\"oa-wrap\">\r\n      <div class=\"oa-section-head\">\r\n        <p class=\"oa-kicker\">Selection Factors<\/p>\r\n        <h2 id=\"oa-key-factors\">Key design factors to confirm before magnet sampling<\/h2>\r\n        <p>For custom magnets for magnetic couplings, the best starting point is a complete working condition review.<\/p>\r\n      <\/div>\r\n      <div class=\"oa-grid-4\">\r\n        <div class=\"oa-card\">\r\n          <span class=\"oa-card-tag\">Torque target<\/span>\r\n          <h3>Target torque or load<\/h3>\r\n          <p>Provide the expected torque, safety margin requirement and test condition when available.<\/p>\r\n        <\/div>\r\n        <div class=\"oa-card\">\r\n          <span class=\"oa-card-tag\">Gap<\/span>\r\n          <h3>Working gap and barrier<\/h3>\r\n          <p>Confirm the air gap, containment wall material, barrier thickness and clearance limits.<\/p>\r\n        <\/div>\r\n        <div class=\"oa-card\">\r\n          <span class=\"oa-card-tag\">Thermal risk<\/span>\r\n          <h3>Operating temperature<\/h3>\r\n          <p>Temperature affects magnet grade selection and should be reviewed before final material choice.<\/p>\r\n        <\/div>\r\n        <div class=\"oa-card\">\r\n          <span class=\"oa-card-tag\">Assembly<\/span>\r\n          <h3>Bonding and tolerance<\/h3>\r\n          <p>Magnet tolerance, coating thickness and adhesive method can affect assembly fit and long-term stability.<\/p>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"oa-section oa-section-soft\" aria-labelledby=\"oa-shape-options\">\r\n    <div class=\"oa-wrap oa-grid-2\">\r\n      <figure class=\"oa-image-card\">\r\n        <img loading=\"lazy\" src=\"https:\/\/ct.semitanker.com\/wp-content\/uploads\/2026\/06\/magnetic-coupling-magnet-shape-options.webp\" width=\"1200\" height=\"900\" alt=\"Neodymium ring disc block and segment magnet options for magnetic couplings\" loading=\"lazy\" decoding=\"async\">\r\n        <figcaption class=\"oa-caption\">Conceptual product visual showing magnet shapes that may be reviewed for coupling layouts.<\/figcaption>\r\n      <\/figure>\r\n      <div>\r\n        <div class=\"oa-section-head\">\r\n          <p class=\"oa-kicker\">Magnet Geometry<\/p>\r\n          <h2 id=\"oa-shape-options\">Magnet shape options for magnetic coupling layouts<\/h2>\r\n          <p>Magnetic couplings may use different neodymium magnet shapes depending on the rotor geometry, pole layout, available space and assembly method.<\/p>\r\n        <\/div>\r\n        <div class=\"oa-grid-2\">\r\n          <div class=\"oa-card\">\r\n            <h3><a href=\"https:\/\/ct.semitanker.com\/neodymium-ring-magnets\/\">Ring magnets<\/a><\/h3>\r\n            <p>Often reviewed for concentric coupling layouts where a continuous annular geometry is required.<\/p>\r\n          <\/div>\r\n          <div class=\"oa-card\">\r\n            <h3><a href=\"https:\/\/ct.semitanker.com\/neodymium-segment-magnets\/\">Segment magnets<\/a><\/h3>\r\n            <p>Useful when the coupling design needs separated pole pieces around a circular path.<\/p>\r\n          <\/div>\r\n          <div class=\"oa-card\">\r\n            <h3><a href=\"https:\/\/ct.semitanker.com\/neodymium-disc-magnets\/\">Disc magnets<\/a><\/h3>\r\n            <p>Can be considered for compact layouts, prototypes or special magnetic circuit structures.<\/p>\r\n          <\/div>\r\n          <div class=\"oa-card\">\r\n            <h3><a href=\"https:\/\/ct.semitanker.com\/neodymium-block-magnets\/\">Block magnets<\/a><\/h3>\r\n            <p>May be reviewed for rectangular pole pieces, fixtures or custom coupling subassemblies.<\/p>\r\n          <\/div>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"oa-section\" aria-labelledby=\"oa-grade-coating\">\r\n    <div class=\"oa-wrap\">\r\n      <div class=\"oa-section-head\">\r\n        <p class=\"oa-kicker\">Material Review<\/p>\r\n        <h2 id=\"oa-grade-coating\">Grade, coating and magnetization should be selected together<\/h2>\r\n        <p>A higher neodymium magnet grade is not automatically the right answer for every magnetic coupling. Grade, coating and magnetization direction need to match the magnetic circuit and operating environment.<\/p>\r\n      <\/div>\r\n      <div class=\"oa-grid-3\">\r\n        <div class=\"oa-card\">\r\n          <span class=\"oa-card-tag\">Grade<\/span>\r\n          <h3>Magnetic strength and temperature<\/h3>\r\n          <p>Grade choice should be reviewed against torque target, available volume, working gap and thermal exposure. Osenc should not select a grade from keyword data alone.<\/p>\r\n        <\/div>\r\n        <div class=\"oa-card\">\r\n          <span class=\"oa-card-tag\">Coating<\/span>\r\n          <h3>Environment and assembly fit<\/h3>\r\n          <p>Coating selection depends on corrosion risk, bonding method, clearance and handling conditions. See <a href=\"https:\/\/ct.semitanker.com\/neodymium-magnet-coating\/\">neodymium magnet coating<\/a> options for related material decisions.<\/p>\r\n        <\/div>\r\n        <div class=\"oa-card\">\r\n          <span class=\"oa-card-tag\">Magnetization<\/span>\r\n          <h3>Pole layout and direction<\/h3>\r\n          <p>Magnetization direction must match the coupling layout. It should be confirmed from the drawing before sample production.<\/p>\r\n        <\/div>\r\n      <\/div>\r\n      <div class=\"oa-grid-2 oa-extra-top\">\r\n        <figure class=\"oa-image-card\">\r\n          <img loading=\"lazy\" src=\"https:\/\/ct.semitanker.com\/wp-content\/uploads\/2026\/06\/magnetic-coupling-pole-layout-magnetization.webp\" width=\"1200\" height=\"900\" alt=\"Magnetic coupling pole layout and magnetization direction concept\" loading=\"lazy\" decoding=\"async\">\r\n          <figcaption class=\"oa-caption\">Conceptual pole layout visual for discussing magnetization direction and magnetic circuit requirements.<\/figcaption>\r\n        <\/figure>\r\n        <div class=\"oa-note\">\r\n          <strong>Pull force is not the same as coupling torque.<\/strong>\r\n          <p>Pull force and surface field can help describe a magnet, but coupling performance depends on the complete magnetic circuit, test setup and mechanical structure. For RFQs, include the target torque or functional test condition whenever possible.<\/p>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"oa-section oa-section-soft\" aria-labelledby=\"oa-loose-or-assembly\">\r\n    <div class=\"oa-wrap\">\r\n      <div class=\"oa-section-head\">\r\n        <p class=\"oa-kicker\">Procurement Decision<\/p>\r\n        <h2 id=\"oa-loose-or-assembly\">Loose magnets or magnetic assembly?<\/h2>\r\n        <p>Some buyers only need custom neodymium magnets. Others need help reviewing the magnet assembly, fixture, housing, adhesive, sleeve or inspection method.<\/p>\r\n      <\/div>\r\n      <div class=\"oa-grid-3\">\r\n        <div class=\"oa-card\">\r\n          <h3>Loose custom magnets<\/h3>\r\n          <p>Suitable when the buyer already controls the housing, bonding, inspection and assembly process.<\/p>\r\n        <\/div>\r\n        <div class=\"oa-card\">\r\n          <h3>Pre-assembled magnetic parts<\/h3>\r\n          <p>Useful when alignment, bonding, sleeve fit or repeatable assembly quality is part of the purchasing risk.<\/p>\r\n        <\/div>\r\n        <div class=\"oa-card\">\r\n          <h3>Drawing-based custom review<\/h3>\r\n          <p>Recommended when the coupling has a defined torque target, barrier, gap, temperature or special magnetization requirement.<\/p>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"oa-section\" aria-labelledby=\"oa-process\">\r\n    <div class=\"oa-wrap\">\r\n      <div class=\"oa-section-head\">\r\n        <p class=\"oa-kicker\">Osenc Review Path<\/p>\r\n        <h2 id=\"oa-process\">How Osenc reviews a magnetic coupling magnet requirement<\/h2>\r\n        <p>The review process is designed to turn an application problem into a clear magnet specification or sample discussion.<\/p>\r\n      <\/div>\r\n      <div class=\"oa-grid-2\">\r\n        <div class=\"oa-process\">\r\n          <div class=\"oa-step\">\r\n            <h3>Application input<\/h3>\r\n            <p>Send the coupling type, drawing, target torque, working gap, temperature and environment.<\/p>\r\n          <\/div>\r\n          <div class=\"oa-step\">\r\n            <h3>Magnet review<\/h3>\r\n            <p>Review shape, grade direction, coating, tolerance and magnetization against the structure.<\/p>\r\n          <\/div>\r\n          <div class=\"oa-step\">\r\n            <h3>Sample discussion<\/h3>\r\n            <p>Confirm sample quantity, inspection notes and the functional test condition before sampling.<\/p>\r\n          <\/div>\r\n          <div class=\"oa-step\">\r\n            <h3>Production alignment<\/h3>\r\n            <p>Lock the drawing, quantity, packaging and assembly requirement after the sample direction is clear.<\/p>\r\n          <\/div>\r\n        <\/div>\r\n        <figure class=\"oa-image-card\">\r\n          <img loading=\"lazy\" src=\"https:\/\/ct.semitanker.com\/wp-content\/uploads\/2026\/06\/magnetic-coupling-engineering-review.webp\" width=\"1200\" height=\"900\" alt=\"Engineering review of magnetic coupling magnet drawing and sample requirements\" loading=\"lazy\" decoding=\"async\">\r\n          <figcaption class=\"oa-caption\">Conceptual engineering review scene for drawing, gap, coating and magnetization discussion.<\/figcaption>\r\n        <\/figure>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"oa-section oa-section-soft\" aria-labelledby=\"oa-rfq-checklist\">\r\n    <div class=\"oa-wrap oa-grid-2\">\r\n      <div>\r\n        <div class=\"oa-section-head\">\r\n          <p class=\"oa-kicker\">RFQ Checklist<\/p>\r\n          <h2 id=\"oa-rfq-checklist\">Information to send for magnetic couplings magnet selection<\/h2>\r\n          <p>Complete input helps Osenc review the custom magnet requirement more accurately and reduces avoidable sampling risk.<\/p>\r\n        <\/div>\r\n        <ul class=\"oa-checklist\">\r\n          <li>Coupling type and application context<\/li>\r\n          <li>2D drawing, 3D file or sample photo<\/li>\r\n          <li>Magnet dimensions and tolerance<\/li>\r\n          <li>Working gap or barrier thickness<\/li>\r\n          <li>Target torque or functional test condition<\/li>\r\n          <li>Operating temperature range<\/li>\r\n          <li>Barrier material and surrounding metal parts<\/li>\r\n          <li>Environment and corrosion risk<\/li>\r\n          <li>Magnetization direction or pole layout<\/li>\r\n          <li>Coating preference or bonding requirement<\/li>\r\n          <li>Sample quantity and production quantity<\/li>\r\n          <li>Loose magnet or assembly requirement<\/li>\r\n        <\/ul>\r\n      <\/div>\r\n      <figure class=\"oa-image-card\">\r\n        <img loading=\"lazy\" src=\"https:\/\/ct.semitanker.com\/wp-content\/uploads\/2026\/06\/magnetic-coupling-rfq-checklist.webp\" width=\"1200\" height=\"900\" alt=\"RFQ checklist for magnetic coupling neodymium magnet selection\" loading=\"lazy\" decoding=\"async\">\r\n        <figcaption class=\"oa-caption\">RFQ checklist visual for preparing coupling type, torque target, working gap, coating and quantity.<\/figcaption>\r\n      <\/figure>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"oa-section\" aria-labelledby=\"oa-related-links\">\r\n    <div class=\"oa-wrap\">\r\n      <div class=\"oa-section-head\">\r\n        <p class=\"oa-kicker\">Related Capabilities<\/p>\r\n        <h2 id=\"oa-related-links\">Related magnet pages for coupling projects<\/h2>\r\n        <p>Use these pages to compare Osenc magnet capabilities before sending a coupling drawing or sample requirement.<\/p>\r\n      <\/div>\r\n      <div class=\"oa-grid-4\">\r\n        <div class=\"oa-related-card\">\r\n          <h3>Custom Neodymium Magnets<\/h3>\r\n          <p>Drawing-based custom magnet review for size, shape, coating, tolerance and magnetization.<\/p>\r\n          <a href=\"https:\/\/ct.semitanker.com\/custom-neodymium-magnets\/\">View custom capability<\/a>\r\n        <\/div>\r\n        <div class=\"oa-related-card\">\r\n          <h3>Neodymium Magnets<\/h3>\r\n          <p>Core NdFeB product hub for material, shape and application starting points.<\/p>\r\n          <a href=\"https:\/\/ct.semitanker.com\/neodymium-magnets\/\">View NdFeB options<\/a>\r\n        <\/div>\r\n        <div class=\"oa-related-card\">\r\n          <h3>Segment Magnets<\/h3>\r\n          <p>Arc and segment magnet options for circular magnetic circuit layouts.<\/p>\r\n          <a href=\"https:\/\/ct.semitanker.com\/neodymium-segment-magnets\/\">View segment magnets<\/a>\r\n        <\/div>\r\n        <div class=\"oa-related-card\">\r\n          <h3>Coating Options<\/h3>\r\n          <p>Review coating direction when corrosion risk, bonding method or tight assembly clearance matters.<\/p>\r\n          <a href=\"https:\/\/ct.semitanker.com\/neodymium-magnet-coating\/\">View coating guide<\/a>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"oa-section oa-section-soft faq-section\" aria-labelledby=\"oa-faq\">\r\n    <div class=\"oa-wrap\">\r\n      <div class=\"oa-section-head\">\r\n        <p class=\"oa-kicker\">FAQ<\/p>\r\n        <h2 id=\"oa-faq\">FAQ about neodymium magnets for magnetic couplings<\/h2>\r\n      <\/div>\r\n      <div class=\"oa-faq-list\">\r\n        <div class=\"oa-faq-item\">\r\n          <h3>What magnets are used in magnetic couplings?<\/h3>\r\n          <p>Many magnetic couplings use permanent magnets, and neodymium magnets are often considered when high magnetic strength is needed in limited space. The final selection depends on torque target, gap, temperature, barrier material and assembly structure.<\/p>\r\n        <\/div>\r\n        <div class=\"oa-faq-item\">\r\n          <h3>Are neodymium magnets always the best choice for magnetic couplings?<\/h3>\r\n          <p>No. Neodymium magnets can provide strong magnetic performance, but the working temperature, environment, corrosion risk and mechanical structure must be reviewed before material selection.<\/p>\r\n        <\/div>\r\n        <div class=\"oa-faq-item\">\r\n          <h3>How does air gap affect magnet selection?<\/h3>\r\n          <p>The air gap or containment barrier changes magnetic interaction between the driving and driven sides. A larger gap often requires closer review of magnet volume, pole layout, active area and test condition.<\/p>\r\n        <\/div>\r\n        <div class=\"oa-faq-item\">\r\n          <h3>Is pull force enough to specify magnetic coupling magnets?<\/h3>\r\n          <p>No. Pull force is not the same as coupling torque. It can be useful reference data, but coupling performance depends on the full magnetic circuit, gap, barrier, pole layout and test setup.<\/p>\r\n        <\/div>\r\n        <div class=\"oa-faq-item\">\r\n          <h3>Which magnet shape is best for magnetic couplings?<\/h3>\r\n          <p>There is no single best shape. Ring magnets, segment magnets, disc magnets, block magnets and custom shapes may all be reviewed depending on the coupling layout and assembly method.<\/p>\r\n        <\/div>\r\n        <div class=\"oa-faq-item\">\r\n          <h3>Should I buy loose magnets or a magnetic assembly?<\/h3>\r\n          <p>Loose magnets may be enough if you already control assembly. If alignment, bonding, sleeve fit or repeatable inspection is part of the risk, a magnetic assembly review may be more suitable.<\/p>\r\n        <\/div>\r\n        <div class=\"oa-faq-item\">\r\n          <h3>What should I send to Osenc for a quote?<\/h3>\r\n          <p>Send the drawing, magnet dimensions, working gap, target torque or test condition, operating temperature, barrier material, coating requirement, magnetization direction, sample quantity and production quantity.<\/p>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"oa-cta\" aria-labelledby=\"oa-final-cta\">\r\n    <div class=\"oa-wrap oa-cta-grid\">\r\n      <div>\r\n        <h2 id=\"oa-final-cta\">Send your magnetic coupling drawing for magnet review<\/h2>\r\n        <p>Osenc can help review magnet shape, grade, coating, magnetization direction, working gap, test condition and assembly risk before sampling. Include your drawing, sample details, target torque and operating conditions for a more useful RFQ discussion.<\/p>\r\n      <\/div>\r\n      <div class=\"oa-button-row\">\r\n        <a class=\"oa-btn oa-btn-primary\" href=\"https:\/\/ct.semitanker.com\/contact-us\/\">Request Engineering Review<\/a>\r\n        <a class=\"oa-btn oa-btn-secondary\" href=\"https:\/\/ct.semitanker.com\/custom-neodymium-magnets\/\">Explore Custom Magnets<\/a>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <script type=\"application\/ld+json\">\r\n  {\r\n    \"@context\": \"https:\/\/schema.org\",\r\n    \"@graph\": [\r\n      {\r\n        \"@type\": \"WebPage\",\r\n        \"@id\": \"https:\/\/ct.semitanker.com\/applications\/neodymium-magnets-for-magnetic-couplings\/#webpage\",\r\n        \"url\": \"https:\/\/ct.semitanker.com\/applications\/neodymium-magnets-for-magnetic-couplings\/\",\r\n        \"name\": \"Neodymium Magnets for Magnetic Couplings\",\r\n        \"description\": \"Application page explaining how to select custom neodymium magnets for magnetic couplings based on torque target, working gap, coating, magnetization, assembly risk and RFQ details.\",\r\n        \"isPartOf\": {\r\n          \"@type\": \"WebSite\",\r\n          \"@id\": \"https:\/\/ct.semitanker.com\/#website\",\r\n          \"name\": \"Osenc\",\r\n          \"url\": \"https:\/\/ct.semitanker.com\/\"\r\n        },\r\n        \"about\": [\r\n          {\r\n            \"@type\": \"Thing\",\r\n            \"name\": \"neodymium magnets for magnetic couplings\"\r\n          },\r\n          {\r\n            \"@type\": \"Thing\",\r\n            \"name\": \"magnetic couplings magnet selection\"\r\n          }\r\n        ],\r\n        \"primaryImageOfPage\": {\r\n          \"@type\": \"ImageObject\",\r\n          \"url\": \"https:\/\/ct.semitanker.com\/wp-content\/uploads\/2026\/06\/neodymium-magnets-for-magnetic-couplings-hero.webp\",\r\n          \"width\": 1200,\r\n          \"height\": 900\r\n        }\r\n      },\r\n      {\r\n        \"@type\": \"FAQPage\",\r\n        \"@id\": \"https:\/\/ct.semitanker.com\/applications\/neodymium-magnets-for-magnetic-couplings\/#faq\",\r\n        \"mainEntity\": [\r\n          {\r\n            \"@type\": \"Question\",\r\n            \"name\": \"What magnets are used in magnetic couplings?\",\r\n            \"acceptedAnswer\": {\r\n              \"@type\": \"Answer\",\r\n              \"text\": \"Many magnetic couplings use permanent magnets, and neodymium magnets are often considered when high magnetic strength is needed in limited space. The final selection depends on torque target, gap, temperature, barrier material and assembly structure.\"\r\n            }\r\n          },\r\n          {\r\n            \"@type\": \"Question\",\r\n            \"name\": \"Are neodymium magnets always the best choice for magnetic couplings?\",\r\n            \"acceptedAnswer\": {\r\n              \"@type\": \"Answer\",\r\n              \"text\": \"No. Neodymium magnets can provide strong magnetic performance, but the working temperature, environment, corrosion risk and mechanical structure must be reviewed before material selection.\"\r\n            }\r\n          },\r\n          {\r\n            \"@type\": \"Question\",\r\n            \"name\": \"How does air gap affect magnet selection?\",\r\n            \"acceptedAnswer\": {\r\n              \"@type\": \"Answer\",\r\n              \"text\": \"The air gap or containment barrier changes magnetic interaction between the driving and driven sides. A larger gap often requires closer review of magnet volume, pole layout, active area and test condition.\"\r\n            }\r\n          },\r\n          {\r\n            \"@type\": \"Question\",\r\n            \"name\": \"Is pull force enough to specify magnetic coupling magnets?\",\r\n            \"acceptedAnswer\": {\r\n              \"@type\": \"Answer\",\r\n              \"text\": \"No. Pull force is not the same as coupling torque. It can be useful reference data, but coupling performance depends on the full magnetic circuit, gap, barrier, pole layout and test setup.\"\r\n            }\r\n          },\r\n          {\r\n            \"@type\": \"Question\",\r\n            \"name\": \"Which magnet shape is best for magnetic couplings?\",\r\n            \"acceptedAnswer\": {\r\n              \"@type\": \"Answer\",\r\n              \"text\": \"There is no single best shape. 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If alignment, bonding, sleeve fit or repeatable inspection is part of the risk, a magnetic assembly review may be more suitable.\"\r\n            }\r\n          },\r\n          {\r\n            \"@type\": \"Question\",\r\n            \"name\": \"What should I send to Osenc for a quote?\",\r\n            \"acceptedAnswer\": {\r\n              \"@type\": \"Answer\",\r\n              \"text\": \"Send the drawing, magnet dimensions, working gap, target torque or test condition, operating temperature, barrier material, coating requirement, magnetization direction, sample quantity and production quantity.\"\r\n            }\r\n          }\r\n        ]\r\n      }\r\n    ]\r\n  }\r\n  <\/script>\r\n<\/section>\t\t\t\t<\/div>\n\t\t\n<\/div>\n\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Magnetic Coupling Magnet Selection Neodymium Magnets for Magnetic Couplings Magnetic couplings magnets must be selected as part of a working magnetic circuit, not as isolated catalog parts. In a coupling, useful performance depends on the torque target, working gap, barrier material, temperature, pole layout, magnetization direction, coating, tolerance and assembly method. Osenc supports custom neodymium [&hellip;]<\/p>\n","protected":false},"author":14,"featured_media":8198,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-8191","page","type-page","status-publish","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/ct.semitanker.com\/korea\/wp-json\/wp\/v2\/pages\/8191","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ct.semitanker.com\/korea\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/ct.semitanker.com\/korea\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/ct.semitanker.com\/korea\/wp-json\/wp\/v2\/users\/14"}],"replies":[{"embeddable":true,"href":"https:\/\/ct.semitanker.com\/korea\/wp-json\/wp\/v2\/comments?post=8191"}],"version-history":[{"count":0,"href":"https:\/\/ct.semitanker.com\/korea\/wp-json\/wp\/v2\/pages\/8191\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ct.semitanker.com\/korea\/wp-json\/wp\/v2\/media\/8198"}],"wp:attachment":[{"href":"https:\/\/ct.semitanker.com\/korea\/wp-json\/wp\/v2\/media?parent=8191"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}