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Sealing of oxide film formed on anodizing

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hi, I am urvish yogesh shah. I am into anodizing for the past 20 years with my base in mumbai, india. I have started sealing of anodizing work I do recently, but its not quite effective. some oil and other marks still come on the anodized layer after sealing.

please suggest suitable chemical for effective sealing.

URVISH YOGESH SHAH
ANODIZER - MUMBAI, MAHARHTRA, INDIA

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Hello, Urvish. Please advise whether you are doing clear, colored, or black anodizing, and what you are presently doing with respect to sealing. Thanks.

Ted Mooney, P.E.
finishing.com
Brick, New Jersey

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