Copper Foil Ordering Checklist
Specify thickness, slit width, surface condition and roll format for the downstream process. For coating or lamination, include cleanliness and surface requirements; for winding, include edge condition, splice rules and roll handling limits.
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Define the foil for its process
| Requirement | Information to record |
|---|---|
| Material identity | Rolled or electrodeposited route, grade, condition and required surface treatment |
| Geometry | Thickness and width with separate tolerances; edge profile and burr direction |
| Surface acceptance | Roughness by side, cleanliness, pinholes, scratches and wrinkles; sampling and inspection area |
| Conversion process | Coating, lamination, slitting or winding settings; relevant adhesion, loss or handling checks |
| Roll format | Core ID, roll OD/width, mass/length, winding direction and permitted splices |
| Protection and records | Surface protection, storage/transport, lot identification and agreed inspection reports |
Record the trial and order basis
Keep the drawing revision, sample identifiers, method, test conditions, acceptance limits and measured results together. Resolve open fields with the specification owner before comparing offers or releasing a changed construction.