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新疆冲孔网开孔率怎么推算的

作者：【admin】 来源：【原创】 发表时间：【2016-04-23 08:51:32】 浏览：【次】

冲孔网开孔率指的是冲孔区与整张板之间的一个比例，冲孔网常开孔率计算公式

用百分比来表示。现在让我们用下面的冲孔网规格来举例说明：

圆孔, 2MM孔径, 60度错排, 4MM中心距, 外形尺寸1M X 2M.

根据以上的信息及以下的公式，我们可以得出这种规格的冲孔网的开孔率为23%。

也就是说冲孔网冲掉的孔的面积之和为0.465平方米（1M X 2M X 23%）。


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