The surface of Aluminum Foil for Cast Resin Transformer is smooth and scratch-free, which can be seen in a clear mirror. The resistivity is less than or equal to 0.028. Packed in moisture-proof paper, with a paper sleeve in the middle.

Aluminum Foil for Cast Resin Transformer has a neat and clean section, no burrs, cracks, edge clips, towers, unwinding, die string out, arrows, string layers, bumps, bumps and other defects, and the welding is firm.
Aluminum Foil for Cast Resin Transformer Surface Quality:
1. The surface of the aluminum foil is flat.
2. The surface of the aluminum foil is clean, without corrosion marks, oil marks, wrinkles, slits, scratches, light and dark lines, rubber roller marks, vibration marks, twill lines, etc.
3. There are no bright spots, roll marks, grinding wheel marks and black lines on the surface of the aluminum foil.
4.Aluminum Foil for Cast Resin Transformer has no yellow oil spots, oil sticking, blistering and tearing formed by the burning of lubricating oil on the surface of the finished product.