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High-Layer Fab Verification Checklist
Seven evidence points to demand from any shop quoting your 32–42 layer board. Check off what a supplier can actually prove, then copy the generated questions straight into your RFQ.
Actual equipment capabilities outrank polished marketing claims. Ask for the data, not the brochure.
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What to ask your supplier 0
Check the points above. Items you leave unchecked become questions to put to your supplier.
How to read this
A confident high-layer fab can show coupons and reports for nearly all of these on request. Vague answers, “we can do that” without documentation, or pushback on coupons are the signal to keep asking. This checklist is a buyer’s prompt, not a certification claim.
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We’ll quote with the coupons and reports above on the table from day one.








