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November 2011

TGAsia@IPC.ORG
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Subject:
black dot on the solder cap
From:
"George Fu (CARLISLE)" <[log in to unmask]>
Reply To:
Asia Committe Task Group Forum <[log in to unmask]>, George Fu (CARLISLE)
Date:
Fri, 4 Nov 2011 13:57:54 +0800
Content-Type:
multipart/related
Parts/Attachments:
text/plain (21 kB) , text/html (10 kB) , image001.jpg (21 kB) 
请教各位：

 

如下连接器来料出现黑色斑点，我们感觉像是氧化，有什么办法知道是否是氧化还是别
的？

 

另外，有关除金的问题，大家是否了解在航空航天产品，除金是否是必须的，我没有Ｊ
－ＳＴＤ－００１ＥＳ的标准，所以不知道它的标准

到底是怎么介定的。

有朋友知道吗？

 



George Fu

Engineering Department

 Xinhu Industrial Park, Dengwu Village, Qiaotou Town, Dongguan
City,Guangdong Province, P.R. China 

Tel:     (86)-769-83454979 / 977 / 976  ext. 25

Mobile: (86)13549283592 

Fax:    (86)-769-83454972

Email:   <mailto:[log in to unmask]> [log in to unmask]  

 


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