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pvc管材配方是什么

2025-04-08 09:16:37

推荐回答（2个）

回答1：

微谱技术在塑料管材的突出优点：相对密度小，相当于金属的电绝缘性能、化学稳定性优良；安装、施工方便维修容易；单位能耗低廉。但与金属相比，它的力学性能较低，使用温度范围较窄，膨胀收缩变形较大。

回答2：

一般由以下材料按配比组成：PVC（ SG-5）+稳定剂（铅盐稳定剂、钙锌稳定剂）+润滑剂+加工助剂+颜料

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