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51问答网 > 防静电屏蔽袋的原理？表面抗阻越大越好还是越小越好？屏蔽电压越大越好还是越小越好？

防静电屏蔽袋的原理？表面抗阻越大越好还是越小越好？屏蔽电压越大越好还是越小越好？

2025-03-16 00:51:18

推荐回答（2个）

回答1：

　　防静电屏蔽的原理是将电荷匀开，防止其聚集而形成静电。
　　所以它的阻抗不能过大，否则影响防静电屏蔽的效果；
　　在一些情况下也不能太小，否则影响绝缘性能。
　　一般专门标识为防静电屏蔽的产品，根据不同需求，表面电阻率在 2K～20K 欧姆·米。

回答2：

表面阻抗越小越好。

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