<?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[翘曲变形（Warpage）成因与调机技巧——模具行业从业者必备知识手册]]></title><description><![CDATA[<h2>翘曲变形（Warpage）</h2>
<h3>主要原因</h3>
<ol>
<li>模温不均：动定模温差＞10℃</li>
<li>填充不平衡</li>
<li>冷却不均：壁厚差异大</li>
<li>分子取向</li>
<li>保压不均</li>
</ol>
<h3>实战技巧</h3>
<ol>
<li>动定模温差控制在5℃以内</li>
<li>浇口让熔体流动距离尽量一致</li>
<li>退火：80-100℃烘箱2小时</li>
<li>模具加反变形</li>
<li>冷却水道均匀设计</li>
</ol>
<p dir="auto">填充平衡是根本，其次模温和保压。</p>
<p dir="auto"><img src="https://forum.mj7.cn/assets/plugins/nodebb-plugin-emoji/emoji/android/1f4c1.png?v=ri5u9ft48ro" class="not-responsive emoji emoji-android emoji--file_folder" title=":file_folder:" alt="📁" /> 来源：模极社资料/塑料件不良图片</p>
<hr />
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<blockquote>
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</blockquote>
<blockquote>
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</blockquote>
<blockquote>
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</blockquote>
<hr />
<p dir="auto">还有什么补充参数吗？一起完善。</p>
]]></description><link>https://forum.mj7.cn/topic/4153/翘曲变形-warpage-成因与调机技巧-模具行业从业者必备知识手册</link><generator>RSS for Node</generator><lastBuildDate>Tue, 11 Aug 2026 14:13:13 GMT</lastBuildDate><atom:link href="https://forum.mj7.cn/topic/4153.rss" rel="self" type="application/rss+xml"/><pubDate>Mon, 25 May 2026 01:29:45 GMT</pubDate><ttl>60</ttl></channel></rss>