{"product_id":"xw-external-rotation-magnetic-powder-clutch-6nm-400nm","title":"XW Series Hollow Magnetic Powder Clutch丨External Rotation 6Nm-400Nm High Precision Tension Control for Printing \u0026 Packaging","description":"\u003cp\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003c\/p\u003e\n\u003ch1 data-end=\"1561\" data-start=\"1521\" data-section-id=\"1cjql64\"\u003eAdvantages of External Rotation Design\u003c\/h1\u003e\n\u003cul data-end=\"1806\" data-start=\"1563\"\u003e\n\u003cli data-end=\"1600\" data-start=\"1563\" data-section-id=\"xms581\"\u003eBetter heat dissipation performance\u003c\/li\u003e\n\u003cli data-end=\"1633\" data-start=\"1601\" data-section-id=\"c480fg\"\u003eStable operation at high speed\u003c\/li\u003e\n\u003cli data-end=\"1664\" data-start=\"1634\" data-section-id=\"7x035m\"\u003eReduced thermal accumulation\u003c\/li\u003e\n\u003cli data-end=\"1712\" data-start=\"1665\" data-section-id=\"aldqcw\"\u003eSuitable for continuous slipping applications\u003c\/li\u003e\n\u003cli data-end=\"1742\" data-start=\"1713\" data-section-id=\"9ax826\"\u003eImproved cooling efficiency\u003c\/li\u003e\n\u003cli data-end=\"1775\" data-start=\"1743\" data-section-id=\"1y61ccm\"\u003eCompact installation structure\u003c\/li\u003e\n\u003cli data-end=\"1806\" data-start=\"1776\" data-section-id=\"1f1kkku\"\u003eReliable torque transmission\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eKey Advantages\u003c\/strong\u003e\u003cbr\u003e• Enhanced Cooling Efficiency: The external rotation design promotes natural air convection, significantly reducing heat buildup during continuous slip.\u003cbr\u003e• High-Speed Stability: Engineered for precision tension control in high-speed rewinding and unwinding applications.\u003cbr\u003e• XW® Signature Quality: Utilizing high-purity magnetic powder for smooth torque transitions and minimal wear.\u003c\/p\u003e\n\u003ch1 data-end=\"4391\" data-start=\"4332\" data-section-id=\"pzx9x2\"\u003eHow to Choose an External Rotation Magnetic Powder Clutch\u003c\/h1\u003e\n\u003cul data-end=\"4554\" data-start=\"4398\"\u003e\n\u003cli data-end=\"4415\" data-start=\"4398\" data-section-id=\"1tg7seh\"\u003eRequired torque\u003c\/li\u003e\n\u003cli data-end=\"4431\" data-start=\"4416\" data-section-id=\"6vq6ne\"\u003eMachine speed\u003c\/li\u003e\n\u003cli data-end=\"4454\" data-start=\"4432\" data-section-id=\"6fxuh7\"\u003eCooling requirements\u003c\/li\u003e\n\u003cli data-end=\"4487\" data-start=\"4455\" data-section-id=\"1hshr5f\"\u003eContinuous slipping conditions\u003c\/li\u003e\n\u003cli data-end=\"4518\" data-start=\"4488\" data-section-id=\"1i0mbs9\"\u003eShaft installation structure\u003c\/li\u003e\n\u003cli data-end=\"4534\" data-start=\"4519\" data-section-id=\"7aiz17\"\u003eMaterial type\u003c\/li\u003e\n\u003cli data-end=\"4554\" data-start=\"4535\" data-section-id=\"1odjmxv\"\u003eWeb tension range\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSelection Guide\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFrom the compact XW-OP-006 (6Nm) for light film tension to the heavy-duty XW-OP-400 (400Nm) for large-scale paper processing, our series ensures zero-clutter integration into your existing production line.\u003c\/p\u003e\n\u003ch1 data-end=\"1879\" data-start=\"1857\" data-section-id=\"bazihh\"\u003eTypical Applications\u003c\/h1\u003e\n\u003cul data-end=\"2086\" data-start=\"1881\"\u003e\n\u003cli data-end=\"1900\" data-start=\"1881\" data-section-id=\"xnjm20\"\u003eSlitting machines\u003c\/li\u003e\n\u003cli data-end=\"1921\" data-start=\"1901\" data-section-id=\"1p20nzx\"\u003eRewinding machines\u003c\/li\u003e\n\u003cli data-end=\"1942\" data-start=\"1922\" data-section-id=\"1lil36f\"\u003ePrinting machinery\u003c\/li\u003e\n\u003cli data-end=\"1970\" data-start=\"1943\" data-section-id=\"1gycj2z\"\u003eFilm converting equipment\u003c\/li\u003e\n\u003cli data-end=\"2000\" data-start=\"1971\" data-section-id=\"10tsy1g\"\u003eFlexible packaging machines\u003c\/li\u003e\n\u003cli data-end=\"2027\" data-start=\"2001\" data-section-id=\"10j2xb7\"\u003ePaper processing systems\u003c\/li\u003e\n\u003cli data-end=\"2052\" data-start=\"2028\" data-section-id=\"5ifnhz\"\u003eWire and cable winding\u003c\/li\u003e\n\u003cli data-end=\"2086\" data-start=\"2053\" data-section-id=\"saymda\"\u003eCoating and laminating machines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 data-end=\"2141\" data-start=\"2127\" data-section-id=\"u0ybrq\"\u003eKey Features\u003c\/h1\u003e\n\u003cul data-end=\"2384\" data-start=\"2143\"\u003e\n\u003cli data-end=\"2172\" data-start=\"2143\" data-section-id=\"p3rhj0\"\u003eExternal rotating structure\u003c\/li\u003e\n\u003cli data-end=\"2197\" data-start=\"2173\" data-section-id=\"1r07llo\"\u003ePrecise torque control\u003c\/li\u003e\n\u003cli data-end=\"2226\" data-start=\"2198\" data-section-id=\"3p8edy\"\u003eStable web tension control\u003c\/li\u003e\n\u003cli data-end=\"2258\" data-start=\"2227\" data-section-id=\"oxtthv\"\u003eFast electromagnetic response\u003c\/li\u003e\n\u003cli data-end=\"2287\" data-start=\"2259\" data-section-id=\"14ow569\"\u003eSmooth continuous slipping\u003c\/li\u003e\n\u003cli data-end=\"2307\" data-start=\"2288\" data-section-id=\"1wdzf4p\"\u003eLong service life\u003c\/li\u003e\n\u003cli data-end=\"2337\" data-start=\"2308\" data-section-id=\"13wdgmn\"\u003eLow vibration and low noise\u003c\/li\u003e\n\u003cli data-end=\"2384\" data-start=\"2338\" data-section-id=\"8adh9\"\u003eSuitable for continuous industrial operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTorque Range\u003c\/td\u003e\n\u003ctd\u003e6Nm–400Nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStructure\u003c\/td\u003e\n\u003ctd\u003eExternal Rotation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003eDC24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling Method\u003c\/td\u003e\n\u003ctd\u003eAir Cooling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eSlitting\/Rewinding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperation\u003c\/td\u003e\n\u003ctd\u003eContinuous Slip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResponse Speed\u003c\/td\u003e\n\u003ctd\u003eFast\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0823\/3408\/9472\/files\/Hollow_Magnetic_Powder_Clutch_External_Rotation_drawing.png?v=1776046372\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0823\/3408\/9472\/files\/Hollow_Magnetic_Powder_Clutch_External_Rotation_parameter.png?v=1776046372\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch1 data-end=\"2500\" data-start=\"2440\" data-section-id=\"dephlf\"\u003eHow Does an External Rotation Magnetic Powder Clutch Work?\u003c\/h1\u003e\n\u003cul data-end=\"2725\" data-start=\"2509\"\u003e\n\u003cli data-end=\"2570\" data-start=\"2509\" data-section-id=\"uiszr8\"\u003eMagnetic powder becomes magnetized under excitation current\u003c\/li\u003e\n\u003cli data-end=\"2615\" data-start=\"2571\" data-section-id=\"p7zi56\"\u003eTorque changes proportionally with current\u003c\/li\u003e\n\u003cli data-end=\"2668\" data-start=\"2616\" data-section-id=\"kku4sg\"\u003eOuter rotating structure improves heat dissipation\u003c\/li\u003e\n\u003cli data-end=\"2725\" data-start=\"2669\" data-section-id=\"1m22lgq\"\u003eStable tension maintained during winding and unwinding\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor complete web tension control systems, explore our magnetic powder brakes and tension controllers.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"4023\" data-start=\"4000\" data-section-id=\"12yz50y\"\u003e\u003ca href=\"https:\/\/xw-machinery.com\/products\/xw-magnetic-powder-brake-din-standard-long-lifespan?variant=48514471657728\" title=\"Single Shaft Magnetic Powder Brake for Winding Machinery\" rel=\"noopener\" target=\"_blank\"\u003emagnetic powder brake\u003c\/a\u003e\u003c\/li\u003e\n\u003cli data-end=\"4061\" data-start=\"4024\" data-section-id=\"ijqifz\"\u003e\u003ca href=\"https:\/\/xw-machinery.com\/products\/xw-hollow-shaft-magnetic-powder-clutch-6nm-400nm?variant=48228617781504\" title=\"Hollow Magnetic Powder Clutch for Winding Machinery\" rel=\"noopener\" target=\"_blank\"\u003ehollow shaft magnetic powder clutch\u003c\/a\u003e\u003c\/li\u003e\n\u003cli data-end=\"4082\" data-start=\"4062\" data-section-id=\"521ths\"\u003e\u003ca href=\"https:\/\/xw-machinery.com\/products\/automatic-manual-web-tension-controller\" title=\"Automatic Tension Controller Factory Direct Supply\" rel=\"noopener\" target=\"_blank\"\u003etension controller\u003c\/a\u003e\u003c\/li\u003e\n\u003cli data-end=\"4094\" data-start=\"4083\" data-section-id=\"sq9ri2\"\u003e\u003ca href=\"https:\/\/xw-machinery.com\/products\/inflatable-shaft-strip-type-air-shaft\" title=\"Industrial Air Expanding Shaft for Printing Packaging\" rel=\"noopener\" target=\"_blank\"\u003eair shaft\u003c\/a\u003e\u003c\/li\u003e\n\u003cli data-end=\"4124\" data-start=\"4095\" data-section-id=\"1sn3glf\"\u003e\u003ca href=\"https:\/\/xw-machinery.com\/products\/3-6-pneumatic-ball-type-differential-friction-shaft-for-slitter-rewinder-machine-xw-machinery\" title=\"Differential Friction Shaft for Tension Control System\" rel=\"noopener\" target=\"_blank\"\u003edifferential friction shaft\u003c\/a\u003e\u003c\/li\u003e\n\u003cli data-end=\"4147\" data-start=\"4125\" data-section-id=\"pp54j5\"\u003e\u003ca href=\"https:\/\/xw-machinery.com\/products\/network-web-guiding-system-epc-control-system?variant=48629412757760\" title=\"Industrial EPC Web Guide System Web Edge Position Control\" rel=\"noopener\" target=\"_blank\"\u003eEPC web guide system\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 data-end=\"4632\" data-start=\"4614\" data-section-id=\"n10225\"\u003eWhy Choose XW Machinery\u003c\/h1\u003e\n\u003cul data-end=\"4771\" data-start=\"4634\"\u003e\n\u003cli data-end=\"4657\" data-start=\"4634\" data-section-id=\"1yxj36\"\u003eFactory direct supply\u003c\/li\u003e\n\u003cli data-end=\"4677\" data-start=\"4658\" data-section-id=\"foektu\"\u003eOEM customization\u003c\/li\u003e\n\u003cli data-end=\"4705\" data-start=\"4678\" data-section-id=\"1ttd5zj\"\u003eStable industrial quality\u003c\/li\u003e\n\u003cli data-end=\"4730\" data-start=\"4706\" data-section-id=\"zoc35g\"\u003eFast technical support\u003c\/li\u003e\n\u003cli data-end=\"4750\" data-start=\"4731\" data-section-id=\"1f7v6k2\"\u003eExport experience\u003c\/li\u003e\n\u003cli data-end=\"4771\" data-start=\"4751\" data-section-id=\"1yefu7b\"\u003eWorldwide shipping\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOur factory has passed ISO9001 quality certification, ensuring quality assurance.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0823\/3408\/9472\/files\/xw_machinery_parts_iso_certification.png?v=1776044132\"\u003e\u003c\/p\u003e\n\u003ch2 data-end=\"6\" data-start=\"0\" data-section-id=\"1hryhf7\"\u003eFAQ\u003c\/h2\u003e\n\u003ch3 data-end=\"64\" data-start=\"8\" data-section-id=\"a3v033\"\u003eWhat is an external rotation magnetic powder clutch?\u003c\/h3\u003e\n\u003cp data-end=\"477\" data-start=\"66\"\u003eAn external rotation magnetic powder clutch is a torque control device in which the outer housing rotates during operation. It uses magnetic powder and electromagnetic force to transmit adjustable torque between the driving and driven shafts. This design is widely used in slitting, rewinding, printing, coating, and web handling machines that require stable tension control and continuous slipping performance.\u003c\/p\u003e\n\u003chr data-end=\"482\" data-start=\"479\"\u003e\n\u003ch3 data-end=\"527\" data-start=\"484\" data-section-id=\"3ea68k\"\u003eHow does a magnetic powder clutch work?\u003c\/h3\u003e\n\u003cp data-end=\"937\" data-start=\"529\"\u003eA magnetic powder clutch works by magnetizing internal magnetic powder through an excitation coil. When DC current is applied, the magnetic powder forms magnetic chains that connect the input and output components, allowing torque transmission. The transmitted torque changes proportionally with the excitation current, enabling precise torque and web tension control during winding and unwinding operations.\u003c\/p\u003e\n\u003chr data-end=\"942\" data-start=\"939\"\u003e\n\u003ch3 data-end=\"1000\" data-start=\"944\" data-section-id=\"7xzpyu\"\u003eWhat are the advantages of external rotation design?\u003c\/h3\u003e\n\u003cp data-end=\"1070\" data-start=\"1002\"\u003eExternal rotation magnetic powder clutches offer several advantages:\u003c\/p\u003e\n\u003cul data-end=\"1361\" data-start=\"1072\"\u003e\n\u003cli data-end=\"1109\" data-start=\"1072\" data-section-id=\"xms581\"\u003eBetter heat dissipation performance\u003c\/li\u003e\n\u003cli data-end=\"1143\" data-start=\"1110\" data-section-id=\"18ps4bj\"\u003eStable operation at high speeds\u003c\/li\u003e\n\u003cli data-end=\"1198\" data-start=\"1144\" data-section-id=\"um9ogh\"\u003eReduced heat accumulation during continuous slipping\u003c\/li\u003e\n\u003cli data-end=\"1228\" data-start=\"1199\" data-section-id=\"9ax826\"\u003eImproved cooling efficiency\u003c\/li\u003e\n\u003cli data-end=\"1268\" data-start=\"1229\" data-section-id=\"1opp5oy\"\u003eSmooth and stable torque transmission\u003c\/li\u003e\n\u003cli data-end=\"1318\" data-start=\"1269\" data-section-id=\"1uvpc5a\"\u003eSuitable for heavy-duty industrial applications\u003c\/li\u003e\n\u003cli data-end=\"1361\" data-start=\"1319\" data-section-id=\"dmradj\"\u003eCompact and reliable machine integration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1467\" data-start=\"1363\"\u003eThe external rotating structure is especially suitable for long-term continuous tension control systems.\u003c\/p\u003e\n\u003chr data-end=\"1472\" data-start=\"1469\"\u003e\n\u003ch3 data-end=\"1513\" data-start=\"1474\" data-section-id=\"wwhxuh\"\u003eHow do I choose the correct torque?\u003c\/h3\u003e\n\u003cp data-end=\"1577\" data-start=\"1515\"\u003eTo choose the correct magnetic powder clutch torque, consider:\u003c\/p\u003e\n\u003cul data-end=\"1763\" data-start=\"1579\"\u003e\n\u003cli data-end=\"1609\" data-start=\"1579\" data-section-id=\"3zjfzs\"\u003eMaterial width and thickness\u003c\/li\u003e\n\u003cli data-end=\"1632\" data-start=\"1610\" data-section-id=\"1utn9h1\"\u003eRequired web tension\u003c\/li\u003e\n\u003cli data-end=\"1648\" data-start=\"1633\" data-section-id=\"dvitv6\"\u003eRoll diameter\u003c\/li\u003e\n\u003cli data-end=\"1674\" data-start=\"1649\" data-section-id=\"vrx3xz\"\u003eMachine operating speed\u003c\/li\u003e\n\u003cli data-end=\"1713\" data-start=\"1675\" data-section-id=\"10o2r02\"\u003eContinuous or intermittent operation\u003c\/li\u003e\n\u003cli data-end=\"1734\" data-start=\"1714\" data-section-id=\"1iruz6v\"\u003eCooling conditions\u003c\/li\u003e\n\u003cli data-end=\"1763\" data-start=\"1735\" data-section-id=\"zo86xy\"\u003eSafety margin requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1952\" data-start=\"1765\"\u003eSelecting the correct torque helps maintain stable tension, improve product quality, and extend equipment life. XW Machinery can recommend suitable models based on your application requirements.\u003c\/p\u003e\n\u003chr data-end=\"1957\" data-start=\"1954\"\u003e\n\u003ch3 data-end=\"2000\" data-start=\"1959\" data-section-id=\"1grrdzn\"\u003eCan it be used for slitting machines?\u003c\/h3\u003e\n\u003cp data-end=\"2262\" data-start=\"2002\"\u003eYes. External rotation magnetic powder clutches are widely used in slitting machines for precise unwinding and rewinding tension control. They help maintain stable web tension, reduce wrinkles, improve roll quality, and support high-speed continuous operation.\u003c\/p\u003e\n\u003chr data-end=\"2267\" data-start=\"2264\"\u003e\n\u003ch3 data-end=\"2302\" data-start=\"2269\" data-section-id=\"1isvdnb\"\u003eWhat materials are processed?\u003c\/h3\u003e\n\u003cp data-end=\"2405\" data-start=\"2304\"\u003eExternal rotation magnetic powder clutches are suitable for processing many web materials, including:\u003c\/p\u003e\n\u003cul data-end=\"2552\" data-start=\"2407\"\u003e\n\u003cli data-end=\"2421\" data-start=\"2407\" data-section-id=\"1dstiom\"\u003ePlastic film\u003c\/li\u003e\n\u003cli data-end=\"2429\" data-start=\"2422\" data-section-id=\"1758ake\"\u003ePaper\u003c\/li\u003e\n\u003cli data-end=\"2445\" data-start=\"2430\" data-section-id=\"1yqudhq\"\u003eAluminum foil\u003c\/li\u003e\n\u003cli data-end=\"2459\" data-start=\"2446\" data-section-id=\"rbqi67\"\u003eCopper foil\u003c\/li\u003e\n\u003cli data-end=\"2477\" data-start=\"2460\" data-section-id=\"1opfv1b\"\u003eNonwoven fabric\u003c\/li\u003e\n\u003cli data-end=\"2504\" data-start=\"2478\" data-section-id=\"1pbiol3\"\u003eLabels and adhesive tape\u003c\/li\u003e\n\u003cli data-end=\"2535\" data-start=\"2505\" data-section-id=\"16mltei\"\u003eFlexible packaging materials\u003c\/li\u003e\n\u003cli data-end=\"2552\" data-start=\"2536\" data-section-id=\"afmypv\"\u003eWire and cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2648\" data-start=\"2554\"\u003eThey are commonly used in printing, laminating, coating, converting, and packaging industries.\u003c\/p\u003e\n\u003chr data-end=\"2653\" data-start=\"2650\"\u003e\n\u003ch3 data-end=\"2696\" data-start=\"2655\" data-section-id=\"1oc6y2p\"\u003eDoes XW Machinery support OEM customization?\u003c\/h3\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"3019\" data-start=\"2698\"\u003eYes. XW Machinery supports OEM and custom manufacturing services for external rotation magnetic powder clutches, including customized torque ranges, shaft structures, mounting dimensions, voltage specifications, and machine-specific configurations. Technical support is available to help match different industrial applications.\u003c\/p\u003e","brand":"XW Machinery Parts","offers":[{"title":"0.6","offer_id":48228668244224,"sku":null,"price":159.0,"currency_code":"USD","in_stock":true},{"title":"1.2","offer_id":48228668276992,"sku":null,"price":199.0,"currency_code":"USD","in_stock":true},{"title":"2.5","offer_id":48228668309760,"sku":null,"price":259.0,"currency_code":"USD","in_stock":true},{"title":"5","offer_id":48534831497472,"sku":null,"price":299.0,"currency_code":"USD","in_stock":true},{"title":"10","offer_id":48228668342528,"sku":null,"price":399.0,"currency_code":"USD","in_stock":true},{"title":"20","offer_id":48228668375296,"sku":null,"price":599.0,"currency_code":"USD","in_stock":true},{"title":"40","offer_id":48228668408064,"sku":null,"price":999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0823\/3408\/9472\/files\/outer-rotating-hollow-shaft-magnetic-powder-clutch.jpg?v=1778822921","url":"https:\/\/xw-machinery.com\/products\/xw-external-rotation-magnetic-powder-clutch-6nm-400nm","provider":"XW Machinery","version":"1.0","type":"link"}