<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[模具抛光工艺全流程：从粗抛到镜面的操作要点——模具行业从业者必备知识手册]]></title><description><![CDATA[<p dir="auto">模具抛光直接影响注塑件表面质量和脱模效果。</p>
<p dir="auto">【粗抛】用180#-400#砂纸/油石，去除加工刀纹。注意不要过度去除（留0.02-0.05mm给精抛）。</p>
<p dir="auto">【中抛】600#-1000#砂纸，或金刚石研磨膏3um-6um。</p>
<p dir="auto">【精抛】1200#-3000#+金刚石研磨膏1um以下。镜面效果需钻石膏0.5um。</p>
<p dir="auto">【趋势】超声波抛光机效率比手工高3-5倍，但不适合精细结构。</p>
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<p dir="auto">各位师傅觉得这个方案怎么样？有更好的做法吗？</p>
]]></description><link>https://forum.mj7.cn/topic/2006/模具抛光工艺全流程-从粗抛到镜面的操作要点-模具行业从业者必备知识手册</link><generator>RSS for Node</generator><lastBuildDate>Mon, 10 Aug 2026 06:51:48 GMT</lastBuildDate><atom:link href="https://forum.mj7.cn/topic/2006.rss" rel="self" type="application/rss+xml"/><pubDate>Wed, 27 May 2026 09:08:08 GMT</pubDate><ttl>60</ttl></channel></rss>