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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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