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Fisheyes on Surface After Electrophoretic Coating of Brass

We are producing door handles of brass and we have electrophoretic transparent surface coating system. Our problem is : It is fisheyes on the surface after heating the brass plates. That means : there's circles on the surface with dia 0.5 - 1 mm. We need urgently help. Thanks in advance.

Selim Ozruh
- ISTANBUL - TURKEY
2000

Try to make contact with some of our vendors at finishing.com that sell E-coat.

Tom Pullizzi
Falls Township, Pennsylvania
2000

2000

Hi, Selim,

you can try to utilize the pre-baking process. I think the process can decrease the fisheyes.

Best regards,

Hunter Y. H. Yuan
- Zhongshan,Gd,China

Selim: Are your brass handles castings? Is it possible that the bake temperature needed to cure the E-coat is causing the problem usually 325-350 F for 20 minutes?

Les Trinity
- Middlesex, New Jersey
2000

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