Can anyone give me some stiffness values for FR4 - probably a Young's modulus
although I realise that isn't strictly correct?
Also, am I correct in saying that all the fibres run at 0 or 90 degrees i.e.
there aren't any layers where the warp and weft run at 45 degrees across the
board?
Thanks,
--
Eric Christison
Mechanical Engineer
STMicroelectronics
33 Pinkhill
Edinburgh
EH12 7BF
tel: +44 (0)131 336 6165
fax: +44 (0)131 336 6001
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