<?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[精密注塑模具试模流程与常见缺陷对策略——模具行业从业者必备知识手册]]></title><description><![CDATA[<h2>精密注塑模具试模流程</h2>
<h3>标准试模流程</h3>
<ol>
<li>模具安装与暖机（30分钟）</li>
<li>低压慢速试填充→确认填充是否完整</li>
<li>逐步提高注射速度至正常参数</li>
<li>调整保压参数→直至产品尺寸稳定</li>
<li>冷却时间优化→寻找最短周期</li>
<li>连续生产验证（100模次）</li>
</ol>
<h3>常见缺陷</h3>
<ul>
<li>短射：提高注射速度/温度/压力</li>
<li>飞边：降低锁模力不足或分型面有异物</li>
<li>缩水：增加保压压力和保压时间</li>
<li>困气：增加排气槽</li>
<li>熔接线：提高模温或增加排气</li>
</ul>
<hr />
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<p dir="auto">有没有同行遇到过同样的问题？分享一下经验。</p>
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