請問一下你們的鍍金曾要求厚度是多少
如果金厚不夠這種現象會出現的
From: TGAsia [mailto:[log in to unmask]] On Behalf
Of 王道群
Sent: Friday, September 05, 2014 12:13 PM
To: [log in to unmask]
Subject: Re: [TGAsia] PCB鍍金層在回流焊後出現斑點
斑点应该是镀金下面的镍
在
2014-09-05 11:01:00,"Justin
Wu" <[log in to unmask]> 写道:
各位專家,
請問PCB鍍金層在回流焊後出現斑點是何原因(注:不印刷锡膏也同樣存在類似問題)?
Thanks in advance!
Best regards,
Justin
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