水印会有什么影响吗？
目前，PCB业界都是这样操作的。
Best regards with thanks!
CS engineer Eric zhang（张俊杰）/QA Dept.
Suntak Multilayer PCB Co.,Ltd
mobile phone:13923405590
Tel:+86-755 26068047ext.846
Fax:+86-755 26068048
e-mail:[log in to unmask]
Addr.:No.1040 Nanshan Rd.,Nanshan Dist.Shenzhen,Guangdong,PRC.
----- Original Message -----
From: [log in to unmask]
To: [log in to unmask] ; [log in to unmask]
Sent: Thursday, January 17, 2008 10:12 AM
Subject: RE: [TGA] 有金手指的SC,其金手指上殘留指 紋是 否可接受?
不能用酒精擦拭，擦拭之后一段时间会发生化学反应，表面会有部分白色的水印
-----Original Message-----
From: TGAsia [mailto:[log in to unmask]] On Behalf Of 张俊杰
Sent: Thursday, January 17, 2008 10:03 AM
To: [log in to unmask]
Subject: Re: [TGA] 有金手指的SC,其金手指上殘留指 紋是 否可接受?
你好：
建议用酒精擦拭。
Best regards with thanks!
CS engineer Eric zhang（张俊杰）/QA Dept.
Suntak Multilayer PCB Co.,Ltd
mobile phone:13923405590
Tel:+86-755 26068047ext.846
Fax:+86-755 26068048
e-mail:[log in to unmask]
Addr.:No.1040 Nanshan Rd.,Nanshan Dist.Shenzhen,Guangdong,PRC.
----- Original Message -----
From: andy.xu
To: [log in to unmask]
Sent: Thursday, January 17, 2008 9:49 AM
Subject: Re: [TGA] 有金手指的SC,其金手指上殘留指紋是 否可接受?
原则上是不可接受的，因为人体分泌的汗液中包含一些油脂及腐蚀性的物质，会造成金手指接触电阻偏高及氧化的问题。
Best Regards!
Andy Xu（徐 晟）
Assembly Section II
Amphenol RF Asia Corp.
' : +86-755-2754 9918 (ext.2304)
Fax : +86-755-2754 9718
Cell : +86-1300 6655 655
* : [log in to unmask]
----------------------------------------------------------------------------
From: TGAsia [mailto:[log in to unmask]] On Behalf Of Hong Qin
Sent: Thursday, January 17, 2008 8:45 AM
To: [log in to unmask]
Subject: [TGA] 有金手指的SC,其金手指上殘留指紋是否可接受?
大家好:
請教一下:金手指上殘留指紋(如下圖所示)是否可以接受?為什麼呢?謝謝! J
Best Wishes!
Qin-hong/62296
*：[log in to unmask]
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