{"id":3119,"date":"2026-04-30T18:58:21","date_gmt":"2026-04-30T10:58:21","guid":{"rendered":"https:\/\/www.cnhaitan.net\/?p=3119"},"modified":"2026-04-30T19:00:07","modified_gmt":"2026-04-30T11:00:07","slug":"how-a-series-bmc-smc-busbar-insulator-supports-are-manufactured","status":"publish","type":"post","link":"https:\/\/www.cnhaitan.net\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/how-a-series-bmc-smc-busbar-insulator-supports-are-manufactured","title":{"rendered":"How A Series BMC\/SMC Busbar Insulator Supports Are Manufactured"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_79_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u76ee\u6b21<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u5207\u308a\u66ff\u3048\u307e\u3059\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u30c8\u30b0\u30eb<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.cnhaitan.net\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/how-a-series-bmc-smc-busbar-insulator-supports-are-manufactured\/#Introduction\" >\u5c0e\u5165<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.cnhaitan.net\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/how-a-series-bmc-smc-busbar-insulator-supports-are-manufactured\/#Understanding_BMC_and_SMC_Materials\" >Understanding BMC and SMC Materials<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.cnhaitan.net\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/how-a-series-bmc-smc-busbar-insulator-supports-are-manufactured\/#Step-by-Step_Manufacturing_Process\" >Step-by-Step Manufacturing Process<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.cnhaitan.net\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/how-a-series-bmc-smc-busbar-insulator-supports-are-manufactured\/#Raw_Material_Preparation\" >Raw Material Preparation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.cnhaitan.net\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/how-a-series-bmc-smc-busbar-insulator-supports-are-manufactured\/#Compound_Mixing\" >Compound Mixing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.cnhaitan.net\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/how-a-series-bmc-smc-busbar-insulator-supports-are-manufactured\/#Molding_Process\" >Molding Process<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.cnhaitan.net\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/how-a-series-bmc-smc-busbar-insulator-supports-are-manufactured\/#Curing_and_Solidification\" >Curing and Solidification<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.cnhaitan.net\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/how-a-series-bmc-smc-busbar-insulator-supports-are-manufactured\/#Demolding_and_Trimming\" >Demolding and Trimming<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.cnhaitan.net\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/how-a-series-bmc-smc-busbar-insulator-supports-are-manufactured\/#Surface_Treatment_and_Finishing\" >Surface Treatment and Finishing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.cnhaitan.net\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/how-a-series-bmc-smc-busbar-insulator-supports-are-manufactured\/#Quality_Inspection_and_Testing\" >Quality Inspection and Testing<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.cnhaitan.net\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/how-a-series-bmc-smc-busbar-insulator-supports-are-manufactured\/#Key_Manufacturing_Advantages_of_A_Series_Insulators\" >Key Manufacturing Advantages of A Series Insulators<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.cnhaitan.net\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/how-a-series-bmc-smc-busbar-insulator-supports-are-manufactured\/#Applications_After_Manufacturing\" >Applications After Manufacturing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.cnhaitan.net\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/how-a-series-bmc-smc-busbar-insulator-supports-are-manufactured\/#Conclusion\" >\u7d50\u8ad6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.cnhaitan.net\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/how-a-series-bmc-smc-busbar-insulator-supports-are-manufactured\/#FAQ\" >\u3088\u304f\u3042\u308b\u8cea\u554f<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Introduction\"><\/span><strong>\u5c0e\u5165<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>In power distribution systems, the reliability of every component matters\u2014especially <strong>busbar insulator supports<\/strong>, which must provide both mechanical stability and electrical insulation. <a href=\"https:\/\/www.cnhaitan.net\/ja\/a-%e3%82%b7%e3%83%aa%e3%83%bc%e3%82%ba-bmc-smc-%e3%83%90%e3%82%b9%e3%83%90%e3%83%bc%e7%b5%b6%e7%b8%81%e4%bd%93%e3%81%ae%e3%82%b5%e3%83%9d%e3%83%bc%e3%83%88\/\" target=\"_blank\" rel=\"noopener\"><strong>A Series BMC\/SMC busbar insulator supports<\/strong>\u00a0<\/a>are widely trusted in switchgear and distribution cabinets due to their consistent quality and performance.<\/p>\n<p>But what exactly goes into manufacturing these high-performance components? This article walks through the complete production process, from raw materials to final inspection.<\/p>\n<h2><a href=\"https:\/\/www.cnhaitan.net\/ja\/a-%e3%82%b7%e3%83%aa%e3%83%bc%e3%82%ba-bmc-smc-%e3%83%90%e3%82%b9%e3%83%90%e3%83%bc%e7%b5%b6%e7%b8%81%e4%bd%93%e3%81%ae%e3%82%b5%e3%83%9d%e3%83%bc%e3%83%88\/\" target=\"_blank\" rel=\"noopener\"><strong><b><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-3120 size-full\" title=\"How A Series BMCSMC Busbar Insulator Supports Are Manufactured\" src=\"https:\/\/www.cnhaitan.net\/wp-content\/uploads\/2026\/04\/How-A-Series-BMCSMC-Busbar-Insulator-Supports-Are-Manufactured.png\" alt=\"How A Series BMCSMC Busbar Insulator Supports Are Manufactured\" width=\"473\" height=\"354\" srcset=\"https:\/\/www.cnhaitan.net\/wp-content\/uploads\/2026\/04\/How-A-Series-BMCSMC-Busbar-Insulator-Supports-Are-Manufactured.png 473w, https:\/\/www.cnhaitan.net\/wp-content\/uploads\/2026\/04\/How-A-Series-BMCSMC-Busbar-Insulator-Supports-Are-Manufactured-300x225.png 300w, https:\/\/www.cnhaitan.net\/wp-content\/uploads\/2026\/04\/How-A-Series-BMCSMC-Busbar-Insulator-Supports-Are-Manufactured-16x12.png 16w\" sizes=\"auto, (max-width: 473px) 100vw, 473px\" \/><\/b><\/strong><\/a><\/h2>\n<h2><span class=\"ez-toc-section\" id=\"Understanding_BMC_and_SMC_Materials\"><\/span><strong><b>Understanding BMC and SMC Materials<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Before diving into the process, it\u2019s important to understand the materials used:<\/p>\n<p><strong>BMC (Bulk Molding Compound):<\/strong>\u00a0A thermosetting composite made of resin, glass fibers, fillers, and additives. Ideal for complex shapes and high-precision parts.<\/p>\n<p><strong>SMC (Sheet Molding Compound):<\/strong>\u00a0A sheet-based composite reinforced with longer glass fibers, offering higher mechanical strength and dimensional stability.<\/p>\n<p>Both materials provide:<\/p>\n<p>\u512a\u308c\u305f\u96fb\u6c17\u7d76\u7e01\u6027<\/p>\n<p>\u9ad8\u3044\u6a5f\u68b0\u7684\u5f37\u5ea6<\/p>\n<p>\u8010\u71b1\u6027\u304a\u3088\u3073\u96e3\u71c3\u6027<\/p>\n<p>Corrosion and moisture resistance<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Step-by-Step_Manufacturing_Process\"><\/span><strong><b>Step-by-Step Manufacturing Process<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Raw_Material_Preparation\"><\/span><strong><b>Raw Material Preparation<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The process begins with carefully selected raw materials:<\/p>\n<p>Polyester or epoxy resin<\/p>\n<p>Glass fiber reinforcement<\/p>\n<p>Fillers (such as calcium carbonate)<\/p>\n<p>Additives (flame retardants, pigments, curing agents)<\/p>\n<p>These ingredients are precisely measured to ensure <strong>consistent electrical and mechanical properties<\/strong>.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Compound_Mixing\"><\/span><strong><b>Compound Mixing<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>For BMC:<\/p>\n<p>Materials are mixed into a <strong>bulk dough-like compound<\/strong><\/p>\n<p>For SMC:<\/p>\n<p>Resin paste is spread onto a carrier film<\/p>\n<p>Glass fibers are layered and compressed into sheets<\/p>\n<p>This stage is critical to achieving <strong>uniform distribution of fibers and additives<\/strong>, which directly affects product performance.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Molding_Process\"><\/span><strong><b>Molding Process<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The prepared compound is placed into a <strong>heated mold<\/strong>\u00a0shaped according to the A Series insulator design.<\/p>\n<p>High pressure and temperature are applied<\/p>\n<p>The material flows and fills the mold cavity<\/p>\n<p>Thermosetting reaction (curing) occurs<\/p>\n<p>This step determines the <strong>final shape, strength, and dimensional accuracy<\/strong>\u00a0of the insulator support.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Curing_and_Solidification\"><\/span><strong><b>Curing and Solidification<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>During molding, the material undergoes a <strong>chemical curing process<\/strong>, transforming it into a rigid and durable structure.<\/p>\n<p>Heat activates curing agents<\/p>\n<p>Cross-linking of polymers ensures strength and stability<\/p>\n<p>The part becomes permanently set and cannot be remelted<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Demolding_and_Trimming\"><\/span><strong><b>Demolding and Trimming<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Once cured, the insulator is removed from the mold:<\/p>\n<p>Excess material (flash) is trimmed<\/p>\n<p>Edges and surfaces are refined<\/p>\n<p>Threads or inserts (if required) are checked<\/p>\n<p>This ensures a clean finish and proper fit for installation.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Surface_Treatment_and_Finishing\"><\/span><strong><b>Surface Treatment and Finishing<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Depending on application requirements, additional treatments may include:<\/p>\n<p>Surface polishing<\/p>\n<p>Coating for enhanced insulation or UV resistance<\/p>\n<p>Color coding for identification<\/p>\n<p>A smooth surface helps improve <strong>creepage performance and contamination resistance<\/strong>.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Quality_Inspection_and_Testing\"><\/span><strong><b>Quality Inspection and Testing<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Each A Series insulator undergoes strict quality control:<\/p>\n<p><strong>Dimensional inspection<\/strong>\u00a0(accuracy and tolerance)<\/p>\n<p><strong>Mechanical strength testing<\/strong><\/p>\n<p><strong>Dielectric strength testing<\/strong><\/p>\n<p><strong>Heat and flame resistance testing<\/strong><\/p>\n<p>Only products that meet industry standards are approved for shipment.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Key_Manufacturing_Advantages_of_A_Series_Insulators\"><\/span><strong><b>Key Manufacturing Advantages of A Series Insulators<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>Precision molding<\/strong>\u00a0ensures consistent quality<\/p>\n<p><strong>High automation<\/strong>\u00a0improves efficiency and repeatability<\/p>\n<p><strong>Material optimization<\/strong>\u00a0enhances performance in demanding environments<\/p>\n<p><strong>Scalability<\/strong>\u00a0supports both standard and custom production<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Applications_After_Manufacturing\"><\/span><strong><b>Applications After Manufacturing<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Once completed, A Series BMC\/SMC busbar insulator supports are widely used in:<\/p>\n<p>\u914d\u96fb\u76e4<\/p>\n<p>Switchgear systems<\/p>\n<p>Control panels<\/p>\n<p>Industrial electrical equipment<\/p>\n<p>\u518d\u751f\u53ef\u80fd\u30a8\u30cd\u30eb\u30ae\u30fc\u30b7\u30b9\u30c6\u30e0<\/p>\n<p>They serve as <strong>critical support and insulation components<\/strong>, ensuring safe and stable electrical operation.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong><b>\u7d50\u8ad6<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The manufacturing of <a href=\"https:\/\/www.cnhaitan.net\/ja\/a-%e3%82%b7%e3%83%aa%e3%83%bc%e3%82%ba-bmc-smc-%e3%83%90%e3%82%b9%e3%83%90%e3%83%bc%e7%b5%b6%e7%b8%81%e4%bd%93%e3%81%ae%e3%82%b5%e3%83%9d%e3%83%bc%e3%83%88\/\" target=\"_blank\" rel=\"noopener\"><strong>A Series BMC\/SMC busbar insulator supports<\/strong>\u00a0<\/a>is a highly controlled process that combines advanced materials, precision molding, and strict quality testing. Every step\u2014from raw material selection to final inspection\u2014plays a vital role in delivering products that meet the demands of modern electrical systems.<\/p>\n<p>By understanding this process, buyers and engineers can better appreciate the <strong>quality, durability, and reliability<\/strong>\u00a0behind these essential components.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"FAQ\"><\/span><strong><b>\u3088\u304f\u3042\u308b\u8cea\u554f<\/b><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>Q1: What is the main difference between BMC and SMC in manufacturing?<\/strong><br \/>\nBMC is bulk-formed and better for detailed shapes, while SMC is sheet-based and offers higher strength for larger components.<\/p>\n<p><strong>Q2: Are A Series insulators customizable?<\/strong><br \/>\nYes, molds can be designed for specific sizes, shapes, and performance requirements.<\/p>\n<p><strong>Q3: How is quality ensured during production?<\/strong><br \/>\nThrough strict testing, including mechanical, electrical, and thermal performance checks.<\/p>\n<p><strong>Q4: Why is curing important in the process?<\/strong><br \/>\nCuring creates a \u092e\u091c\u092c\u0942\u0924, heat-resistant, and permanently stable structure.<\/p>\n<p><strong>Q5: What industries use these insulators?<\/strong><br \/>\nThey are widely used in power distribution, industrial automation, and renewable energy sectors.<\/p>","protected":false},"excerpt":{"rendered":"<p>Introduction In power distribution systems, the reliability of every component matters\u2014especially busbar insulator supports, which must provide both mechanical stability and electrical insulation. A Series BMC\/SMC busbar insulator supports\u00a0are widely trusted in switchgear and distribution cabinets due to their consistent quality and performance. But what exactly goes into manufacturing these high-performance components? This article walks through the complete production process, from raw materials to final inspection. Understanding BMC and SMC Materials Before diving into the process, it\u2019s important to understand the materials used: BMC (Bulk Molding Compound):\u00a0A thermosetting composite made of resin, glass fibers, fillers, and additives. Ideal for complex shapes and high-precision parts. SMC (Sheet Molding Compound):\u00a0A sheet-based composite&hellip; <a class=\"more-link\" href=\"https:\/\/www.cnhaitan.net\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/how-a-series-bmc-smc-busbar-insulator-supports-are-manufactured\">\u7d9a\u304d\u3092\u8aad\u3080 <span class=\"screen-reader-text\">How A Series BMC\/SMC Busbar Insulator Supports Are Manufactured<\/span><\/a><\/p>","protected":false},"author":1,"featured_media":3120,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3119","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-newsroom","entry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.cnhaitan.net\/ja\/wp-json\/wp\/v2\/posts\/3119","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.cnhaitan.net\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.cnhaitan.net\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.cnhaitan.net\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cnhaitan.net\/ja\/wp-json\/wp\/v2\/comments?post=3119"}],"version-history":[{"count":3,"href":"https:\/\/www.cnhaitan.net\/ja\/wp-json\/wp\/v2\/posts\/3119\/revisions"}],"predecessor-version":[{"id":3123,"href":"https:\/\/www.cnhaitan.net\/ja\/wp-json\/wp\/v2\/posts\/3119\/revisions\/3123"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.cnhaitan.net\/ja\/wp-json\/wp\/v2\/media\/3120"}],"wp:attachment":[{"href":"https:\/\/www.cnhaitan.net\/ja\/wp-json\/wp\/v2\/media?parent=3119"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.cnhaitan.net\/ja\/wp-json\/wp\/v2\/categories?post=3119"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.cnhaitan.net\/ja\/wp-json\/wp\/v2\/tags?post=3119"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}