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Food processor drive shaft

I am working on a class project in manufacturing. Our group is designing a food processor. We would appreciate any information regarding food grade coatings we could use for an aluminum drive shaft. Thank you very much.

Darrel Brumbaugh
South Seattle Community COllege - Seattle, Washington, USA
2006

Clear (undyed) anodizing sealed in DI water is food grade.

Jim Gorsich
Compton, California, USA
2006

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