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Reply To: | TechNet E-Mail Forum. |
Date: | Tue, 13 Jul 1999 10:00:19 EDT |
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In a message dated 07/12/1999 10:43:02 PM US Eastern Standard Time,
[log in to unmask] writes:
>
> SOLDER MASK, BOTH SIDES:
> A) SOLDER MASK MATERIAL SHALL BE GREEN IN COLOR, GLOSS FINISH .001 MIN
THICK,
>
> TYPE A OR B PER IPC-SM-840, CLASS 3.
Be aware that IPC-SM-840, Revision C, which is current, does not have the
Type A or Type B as was found in Revision B. There is an amendment work
underway to put those type designators back in, but as of now, they are not
in.
Doug Pauls
Vice Chair, Solder Mask Task Group
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