Per 4103 SPEC.
IPC-4101B/98 L980141 SH/SH C
L =Material Designator
98= Specification Sheet Number
0141= Nominal Laminate Thickness
SH/SH = Metal Cladding Type and Nominal Weight/ Thickness
(S refer to Copper, reverse treated electrodeposited, high temperature elongation (IPC-4562, grade 3); H means half oz copper weight )
C = Thickness Tolerance Class C
IPC-4101B/98 E2116 TW RE00
98= Specification Sheet Number
E2116= Reinforcement Style , E calss glass, 2116 reinforcement type
TW = Treated Weight Total
RE = Flow Parameter define as "Rheological Flow"
00 – None Specified
you can find it from ipc-4101 spec.
Best regards!
Jan chen
> Date: Fri, 23 Jul 2010 10:38:29 -0400
> From: [log in to unmask]
> Subject: [TN] Laminate and prepreg question
> To: [log in to unmask]
>
> Hello,
>
> I would like to get some clarification on a particular laminate callout
> if someone could help..
>
>
>
> IPC-4101B/98 L980141 SH/SH C
>
>
>
> My question is, what does "L980141" refer to? I understand that L =
> Laminate, I assume 98= the specific cut sheet, 0141=?
>
>
>
> Secondly, I have a prepreg callout I am trying to decifer..
>
>
>
> IPC-4101B/98 E2116 TW RE00
>
>
>
> I think "E2116" refers to the specific reinforcement style, not sure
> what "TW" refers to, and is "RE00" referring to group B flow test type?
>
> Thanks,
>
> Dave Connitt
>
>
>
> Dave Connitt CID+
>
> Printed Circuit Designer III
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