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Dichromate seal for anodizing aluminium

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HI!

WE ALREADY HAVE A SMALL SET-UP FOR ANODIZING AND WE LIKE TO DO DICHROMATE SEAL ON PARTS (LOOKS LIKE GREEN-YELLOW).

WHERE DO I CAN FIND INFORMATION ABOUT THIS PROCESS?

THANK YOU,

STEVE POUDRIER
- Victiriaville, Quebec, Canada

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The book The Surface Treatment and Finishing of Aluminum and Its Alloys by S. Wernick, R. Pinner, P.G. Sheasby has the info you need.

Dado Macapagal
- Toronto

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We used to prepare dichomate seal: Concentration: Sodium Dichromate 7 oz/Gal Temp.: 195-205 deg F DI water

Dado Macapagal
- Toronto

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