<?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[模具唧嘴(浇口套)与射嘴配合参数——SR球面半径孔径对照]]></title><description><![CDATA[<h1>浇口套与射嘴配合参数</h1>
<h2>SR球面半径配合</h2>
<table class="table table-bordered table-striped">
<thead>
<tr>
<th style="text-align:left">射嘴SR</th>
<th style="text-align:left">浇口套SR</th>
<th style="text-align:left">配合要求</th>
<th style="text-align:left">适用注塑机</th>
</tr>
</thead>
<tbody>
<tr>
<td style="text-align:left">SR10</td>
<td style="text-align:left">SR10.5~11</td>
<td style="text-align:left">SR10.5常见</td>
<td style="text-align:left">小型机(&lt;100吨)</td>
</tr>
<tr>
<td style="text-align:left">SR12</td>
<td style="text-align:left">SR12.5~13</td>
<td style="text-align:left">通用型</td>
<td style="text-align:left">中型机(100~300吨)</td>
</tr>
<tr>
<td style="text-align:left">SR15</td>
<td style="text-align:left">SR15.5~16</td>
<td style="text-align:left">大射嘴</td>
<td style="text-align:left">大型机(300~600吨)</td>
</tr>
<tr>
<td style="text-align:left">SR20</td>
<td style="text-align:left">SR20.5~21</td>
<td style="text-align:left">超大射嘴</td>
<td style="text-align:left">超大型机(&gt;600吨)</td>
</tr>
</tbody>
</table>
<h2>浇口套孔径与射嘴孔径配合</h2>
<table class="table table-bordered table-striped">
<thead>
<tr>
<th style="text-align:left">射嘴孔径</th>
<th style="text-align:left">浇口套孔径</th>
<th style="text-align:left">差</th>
<th style="text-align:left">适用材料</th>
</tr>
</thead>
<tbody>
<tr>
<td style="text-align:left">φ3mm</td>
<td style="text-align:left">φ3.5mm</td>
<td style="text-align:left">0.5mm</td>
<td style="text-align:left">小件PP/ABS</td>
</tr>
<tr>
<td style="text-align:left">φ4mm</td>
<td style="text-align:left">φ4.5~5mm</td>
<td style="text-align:left">0.5~1mm</td>
<td style="text-align:left">通用型</td>
</tr>
<tr>
<td style="text-align:left">φ5mm</td>
<td style="text-align:left">φ6mm</td>
<td style="text-align:left">1mm</td>
<td style="text-align:left">PC/高粘度料</td>
</tr>
<tr>
<td style="text-align:left">φ6mm</td>
<td style="text-align:left">φ7mm</td>
<td style="text-align:left">1mm</td>
<td style="text-align:left">PA66/大件</td>
</tr>
<tr>
<td style="text-align:left">φ8mm</td>
<td style="text-align:left">φ9mm</td>
<td style="text-align:left">1mm</td>
<td style="text-align:left">大型件</td>
</tr>
</tbody>
</table>
<h2>浇口套外径匹配</h2>
<table class="table table-bordered table-striped">
<thead>
<tr>
<th style="text-align:left">浇口套外径</th>
<th style="text-align:left">定位环内径</th>
<th style="text-align:left">匹配模架</th>
</tr>
</thead>
<tbody>
<tr>
<td style="text-align:left">φ20mm</td>
<td style="text-align:left">φ20H7</td>
<td style="text-align:left">小型模架</td>
</tr>
<tr>
<td style="text-align:left">φ25mm</td>
<td style="text-align:left">φ25H7</td>
<td style="text-align:left">通用模架</td>
</tr>
<tr>
<td style="text-align:left">φ30mm</td>
<td style="text-align:left">φ30H7</td>
<td style="text-align:left">大型模架</td>
</tr>
</tbody>
</table>
<p dir="auto"><em>本文由模极社(<a href="http://www.mj7.cn" rel="nofollow ugc">www.mj7.cn</a>)整理发布</em></p>
<hr />
<p dir="auto"><strong><img src="https://forum.mj7.cn/assets/plugins/nodebb-plugin-emoji/emoji/android/1f527.png?v=90ct0okuiem" class="not-responsive emoji emoji-android emoji--wrench" title=":wrench:" alt="🔧" /> 相关工具推荐：使用在线模具计算器快速估算参数</strong></p>
<p dir="auto">[mj-runner-size]</p>
<hr />
<p dir="auto"><em><img src="https://forum.mj7.cn/assets/plugins/nodebb-plugin-emoji/emoji/android/1f4a1.png?v=90ct0okuiem" class="not-responsive emoji emoji-android emoji--bulb" title=":bulb:" alt="💡" /> 提示：以上计算工具为纯前端实现，数据仅在本地运算，不会上传至服务器。</em></p>
<hr />
<h3><img src="https://forum.mj7.cn/assets/plugins/nodebb-plugin-emoji/emoji/android/1f4cb.png?v=90ct0okuiem" class="not-responsive emoji emoji-android emoji--clipboard" title=":clipboard:" alt="📋" /> 相关标准参考</h3>
<ul>
<li>GB/T 12555 塑料注射模模架</li>
<li>GB/T 25156 塑料注射模</li>
</ul>
<hr />
<h3><img src="https://forum.mj7.cn/assets/plugins/nodebb-plugin-emoji/emoji/android/1f517.png?v=90ct0okuiem" class="not-responsive emoji emoji-android emoji--link" title=":link:" alt="🔗" /> 你可能还感兴趣</h3>
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<p dir="auto">你在实际生产中遇到过类似问题吗？欢迎留言讨论。</p>
]]></description><link>https://forum.mj7.cn/topic/1852/模具唧嘴-浇口套-与射嘴配合参数-sr球面半径孔径对照</link><generator>RSS for Node</generator><lastBuildDate>Mon, 10 Aug 2026 21:05:02 GMT</lastBuildDate><atom:link href="https://forum.mj7.cn/topic/1852.rss" rel="self" type="application/rss+xml"/><pubDate>Thu, 30 Apr 2026 03:41:23 GMT</pubDate><ttl>60</ttl></channel></rss>