Vince :

Thanks for your information .

Could you point out which section of IPC standard define this issue .

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或者是过期pcb 生产前一定要烤板才能过reflow ？

Its depends, I do suggest do solderability test more than baking for those expired materials.

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thanks

HAO

From: TGAsia [mailto:[log in to unmask]] On Behalf Of Vince Tian
Sent: Thursday, December 01, 2011 11:36 AM
To: [log in to unmask]
Subject: Re: [TGAsia] 请教PCB 焗板条件

All ：

是否有IPC 标准定义 PCB 生产前一定要烤板才能过reflow

No ,I do not think this is mandatory for SMT.

或者是过期pcb 生产前一定要烤板才能过reflow ？

Its depends, I do suggest do solderability test more than baking for those expired materials.

如有，能否share 相应的章节。

thanks

TERRY

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