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April 2010

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TGAsia <[log in to unmask]>
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Asia Committe Task Group Forum <[log in to unmask]>
Date:
Tue, 6 Apr 2010 12:05:07 +0800
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Asia Committe Task Group Forum <[log in to unmask]>, Frank Xiong <[log in to unmask]>
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Re: 锡膏厚度的标准和SPC应用
From:
Frank Xiong <[log in to unmask]>
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zjun <[log in to unmask]>
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各位同仁：

大家好！请教一个老问题请大家帮忙。

锡膏厚度的规格怎么定义为好，比方我们钢网厚度为0.15mm,那厚度应是多少为好呢？
是靠上一些好吗？比喻。013 ～0.20mm....

还有就是对一块PCBA板锡膏厚度测试点的要求又是怎么样选取的的？是按元件类别来分
还是按板的位置来分呀？

谢谢各位大侠的赐教！

Best regards,
Frank Xiong
Quality Manager
Trio Engineering Co., Ltd.
Tel.:     (86) 20-8490 2933 Ext.257  
Fax:     (86) 20-8490 2273            
                  
Email:  [log in to unmask]
Web :   www.triohk.com.hk

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