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From [log in to unmask] Tue Apr 29 10:
12:40 1997
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[Fwd: flex -rigid drilling]
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Leshman Yisrael wrote:
> 
> hi all,
> 
> it would be appreciated if someone could share information on
> drilling parameters  (speeds and feeds)for best results
> (as less smear in hole as possible) , on polyimide 6 layers flex , with
> 2 fr4 stiffiners.
> most of the holes are 1 MM diameter,
> 
> thanks
> 
> Yisrael Leshman
> [log in to unmask]

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