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From [log in to unmask] Mon Dec 9 11:
44:35 1996
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>3. It appears that the difference between net cost of pure aluminum
>(price - recycle value) and the cost of purchasing composite materials
>is  too large to justify switching from pure aluminum.  Has anyone found
>a way to justify to management that microdrilling requires something
>better than pure aluminum?


You might try the Feed rates on microdrills you can use without breaking the
bits; time is money. Hopefully a test study will do & you won't have to
collect the pieces to show them.

Good Luck,

 Tom Waznis
 Hallmark Circuits Inc.
 619-453-7800

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