{"id":515,"date":"2026-09-24T22:36:59","date_gmt":"2026-09-24T14:36:59","guid":{"rendered":"https:\/\/ruhaimaterial.com\/product\/motor-housing-heatsink\/"},"modified":"2026-09-29T21:52:39","modified_gmt":"2026-09-29T13:52:39","slug":"motor-housing-heatsink","status":"publish","type":"product","link":"https:\/\/ruhaimaterial.com\/zh_CN\/product\/motor-housing-heatsink\/","title":{"rendered":"Motor Housing Aluminum Heatsink | Finned Cylinder Extrusion"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Product Overview<\/h2>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\"><strong>Motor housing heatsink<\/strong> is an extruded aluminum cylinder with axial cooling fins on the outside and a precision bore inside \u2014 the stator presses in, fins throw the heat out.<\/p>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"800\" class=\"wp-image-490\" src=\"https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/motor-housing-aluminum-heatsink.jpg\" alt=\"red anodized aluminum motor housing with cooling fins\" srcset=\"https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/motor-housing-aluminum-heatsink.jpg 800w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/motor-housing-aluminum-heatsink-300x300.jpg 300w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/motor-housing-aluminum-heatsink-150x150.jpg 150w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/motor-housing-aluminum-heatsink-768x768.jpg 768w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/motor-housing-aluminum-heatsink-12x12.jpg 12w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/motor-housing-aluminum-heatsink-600x600.jpg 600w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/motor-housing-aluminum-heatsink-100x100.jpg 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Used on BLDC motors, hub motors and servo drives, the one-piece housing replaces fabricated steel covers with a lighter, cooler and better-looking shell. Anodized red, black or natural.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Key Features<\/h2>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><strong>Housing + heatsink in one<\/strong> \u2014 press-in stator, fins do the cooling<\/li>\r\n\r\n\r\n\r\n<li><strong>Precision bore<\/strong> \u2014 honed inner diameter for stator fit<\/li>\r\n\r\n\r\n\r\n<li><strong>Lighter than steel<\/strong> \u2014 about 60% weight saving<\/li>\r\n\r\n\r\n\r\n<li><strong>Color anodizing<\/strong> \u2014 red \/ black \/ natural for product branding<\/li>\r\n\r\n\r\n\r\n<li><strong>Custom dies<\/strong> \u2014 bore, fin shape and mounts from your drawing<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Application Scenarios<\/h2>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Finned motor housings serve electric drive products:<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><strong>BLDC &amp; servo motors<\/strong> \u2014 passive cooling for drives<\/li>\r\n\r\n\r\n\r\n<li><strong>E-bike &amp; scooter hub motors<\/strong> \u2014 finned rim-side heat rejection<\/li>\r\n\r\n\r\n\r\n<li><strong>Power tools<\/strong> \u2014 durable finned gear housings<\/li>\r\n\r\n\r\n\r\n<li><strong>Pumps &amp; compressors<\/strong> \u2014 cooled motor shells<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"800\" height=\"800\" class=\"wp-image-486\" src=\"https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/sunflower-aluminum-heatsink.jpg\" alt=\"BLDC &amp; servo motors application example\" srcset=\"https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/sunflower-aluminum-heatsink.jpg 800w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/sunflower-aluminum-heatsink-300x300.jpg 300w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/sunflower-aluminum-heatsink-150x150.jpg 150w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/sunflower-aluminum-heatsink-768x768.jpg 768w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/sunflower-aluminum-heatsink-12x12.jpg 12w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/sunflower-aluminum-heatsink-600x600.jpg 600w, https:\/\/ruhaimaterial.com\/wp-content\/uploads\/2026\/09\/sunflower-aluminum-heatsink-100x100.jpg 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Configuration Options<\/h2>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><strong>Alloy<\/strong> \u2014 6063-T5<\/li>\r\n\r\n\r\n\r\n<li><strong>Inner bore<\/strong> \u2014 25-200 mm by die<\/li>\r\n\r\n\r\n\r\n<li><strong>Fin height<\/strong> \u2014 5-30 mm<\/li>\r\n\r\n\r\n\r\n<li><strong>Finish<\/strong> \u2014 natural \/ black \/ red anodized<\/li>\r\n\r\n\r\n\r\n<li><strong>Machining<\/strong> \u2014 bearing seats, threads, sensor pockets<\/li>\r\n\r\n\r\n\r\n<li><strong>Length<\/strong> \u2014 cut to motor stack<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Product Specifications<\/h2>\r\n\r\n\r\n\r\n<figure class=\"wp-block-table\">\r\n<table>\r\n<tbody>\r\n<tr>\r\n<td>Alloy<\/td>\r\n<td>6063-T5<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Bore tolerance<\/td>\r\n<td>H7 honed<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Fin height<\/td>\r\n<td>5-30 mm<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Finish<\/td>\r\n<td>anodized 8-15 um<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Roundness<\/td>\r\n<td>&lt;=0.05 mm machined seats<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Certificates<\/td>\r\n<td>ISO 9001 \/ SGS<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/figure>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">All products are manufactured in our ISO 9001 certified factory and carry CE \/ SGS certification. Custom requirements are welcome.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Quality Certifications<\/h2>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Ruhai Material is <strong>ISO 9001<\/strong> certified and ships products compliant with <strong>CE<\/strong> and <strong>SGS<\/strong> requirements worldwide. Material certificates and test reports are available with each shipment.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Frequently Asked Questions<\/h2>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">What is the MOQ?<\/h3>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">MOQ is 200 kg per profile; housing projects usually start at 500-1000 pcs.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">Can you match my stator size?<\/h3>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Yes, send the stator drawing; we quote a custom die with matching bore and mounting features.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">What is the lead time?<\/h3>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">15-25 days for new die projects; 7-15 days for repeat orders.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">Do you machine bearing seats?<\/h3>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Yes, CNC bearing seats and threads to your print.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">Which alloy is best for motors?<\/h3>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">6063-T5 for conductivity and extrudability; 6061-T6 where strength dominates.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">Request a Quote<\/h2>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Send us your specifications, quantity and target port \u2014 our sales team replies within 24 hours with a detailed quotation. <a href=\"\/contact-us\/#inquiry\">Send an inquiry now<\/a>.<\/p>\r\n\r\n\r\n\r\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\r\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"\/contact-us\/#inquiry\">Get a Free Quote<\/a><\/div>\r\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Ruhai finned motor housing heatsink wraps BLDC and hub motors in an extruded aluminum cylinder with axial fins. Custom inner diameter, CNC machining. MOQ: 200 kg.<\/p>","protected":false},"featured_media":490,"comment_status":"open","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"rank_math_title":"Motor Housing Heatsink | Finned Aluminum Cylinder","rank_math_description":"Finned aluminum motor housing heatsink extrusion for BLDC and hub motors. 6063 alloy, anodized colors, CNC machining, custom dies. ISO 9001. Request a quote.","rank_math_focus_keyword":"motor housing heatsink"},"product_brand":[],"product_cat":[45],"product_tag":[],"class_list":["post-515","product","type-product","status-publish","has-post-thumbnail","product_cat-aluminum-radiators","desktop-align-left","tablet-align-left","mobile-align-left","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/ruhaimaterial.com\/zh_CN\/wp-json\/wp\/v2\/product\/515","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ruhaimaterial.com\/zh_CN\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/ruhaimaterial.com\/zh_CN\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/ruhaimaterial.com\/zh_CN\/wp-json\/wp\/v2\/comments?post=515"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ruhaimaterial.com\/zh_CN\/wp-json\/wp\/v2\/media\/490"}],"wp:attachment":[{"href":"https:\/\/ruhaimaterial.com\/zh_CN\/wp-json\/wp\/v2\/media?parent=515"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ruhaimaterial.com\/zh_CN\/wp-json\/wp\/v2\/product_brand?post=515"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ruhaimaterial.com\/zh_CN\/wp-json\/wp\/v2\/product_cat?post=515"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ruhaimaterial.com\/zh_CN\/wp-json\/wp\/v2\/product_tag?post=515"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}