{"id":218,"date":"2026-03-03T03:50:48","date_gmt":"2026-03-03T03:50:48","guid":{"rendered":"https:\/\/www.wudejiansteel.com\/?p=218"},"modified":"2026-03-03T03:50:49","modified_gmt":"2026-03-03T03:50:49","slug":"the-plastic-mold-for-electronic-components-made-of-m390-that-you-bought-here-a-few-years-ago-is-really-durable","status":"publish","type":"post","link":"https:\/\/www.wudejiansteel.com\/?p=218","title":{"rendered":"The plastic mold for electronic components made of M390 that you bought here a few years ago is really durable."},"content":{"rendered":"\n<p>I rarely recommend M390 powder stainless steel due to its high cost, but it is still necessary to use it for some mold conditions.<\/p>\n\n\n\n<p>M390 has a carbon C content of 1.9%, chromium Cr content of 20%, vanadium V content of 4.0%, and a hardness of 60-61HRC. It is a stainless steel with excellent wear resistance. Although it is mainly used for various types of cutting tools or blades, some do not require high toughness, but have very high wear resistance requirements. It can also be used for plastic mold parts that require rust prevention.<\/p>\n\n\n\n<p>In the 287th live broadcast, netizens commented that the plastic mold for electronic components made of M390 that you bought here a few years ago is truly resistant to manufacturing.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"471\" height=\"1024\" src=\"https:\/\/www.wudejiansteel.com\/wp-content\/uploads\/2026\/03\/\u7b2c287\u573a\u76f4\u64ad-\u6211\u524d\u51e0\u5e74\u4f60\u8fd9\u91cc\u4e70\u7684M390\u505a\u7684\u7535\u5b50\u96f6\u4ef6\u5851\u6599\u819c\uff0c\u771f\u6297\u9020-471x1024.png\" alt=\"\" class=\"wp-image-219\" srcset=\"https:\/\/www.wudejiansteel.com\/wp-content\/uploads\/2026\/03\/\u7b2c287\u573a\u76f4\u64ad-\u6211\u524d\u51e0\u5e74\u4f60\u8fd9\u91cc\u4e70\u7684M390\u505a\u7684\u7535\u5b50\u96f6\u4ef6\u5851\u6599\u819c\uff0c\u771f\u6297\u9020-471x1024.png 471w, https:\/\/www.wudejiansteel.com\/wp-content\/uploads\/2026\/03\/\u7b2c287\u573a\u76f4\u64ad-\u6211\u524d\u51e0\u5e74\u4f60\u8fd9\u91cc\u4e70\u7684M390\u505a\u7684\u7535\u5b50\u96f6\u4ef6\u5851\u6599\u819c\uff0c\u771f\u6297\u9020-138x300.png 138w, https:\/\/www.wudejiansteel.com\/wp-content\/uploads\/2026\/03\/\u7b2c287\u573a\u76f4\u64ad-\u6211\u524d\u51e0\u5e74\u4f60\u8fd9\u91cc\u4e70\u7684M390\u505a\u7684\u7535\u5b50\u96f6\u4ef6\u5851\u6599\u819c\uff0c\u771f\u6297\u9020-707x1536.png 707w, https:\/\/www.wudejiansteel.com\/wp-content\/uploads\/2026\/03\/\u7b2c287\u573a\u76f4\u64ad-\u6211\u524d\u51e0\u5e74\u4f60\u8fd9\u91cc\u4e70\u7684M390\u505a\u7684\u7535\u5b50\u96f6\u4ef6\u5851\u6599\u819c\uff0c\u771f\u6297\u9020.png 750w\" sizes=\"auto, (max-width: 471px) 100vw, 471px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>I rarely recommend M390 powder stainless steel due to its high cost, but it is still necessary to use it for some mold conditions. M390 has a carbon C content of 1.9%, chromium Cr content of 20%, vanadium V content of 4.0%, and a hardness of 60-61HRC. It is a stainless steel with excellent wear [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-218","post","type-post","status-publish","format-standard","hentry","category-blog"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.wudejiansteel.com\/index.php?rest_route=\/wp\/v2\/posts\/218","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wudejiansteel.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wudejiansteel.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wudejiansteel.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wudejiansteel.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=218"}],"version-history":[{"count":1,"href":"https:\/\/www.wudejiansteel.com\/index.php?rest_route=\/wp\/v2\/posts\/218\/revisions"}],"predecessor-version":[{"id":220,"href":"https:\/\/www.wudejiansteel.com\/index.php?rest_route=\/wp\/v2\/posts\/218\/revisions\/220"}],"wp:attachment":[{"href":"https:\/\/www.wudejiansteel.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=218"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wudejiansteel.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=218"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wudejiansteel.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=218"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}