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color of alumina oxide

updated tue 31 dec 96

 

Numo Jaeger and Michael Miller on sun 22 dec 96

Hi Jeff,
Must be different forms of alumina oxide? Oxidized, Reduced etc...or
different purity of the product? AL O
2
Interesting question.
Numo

At 09:45 AM 12/17/96 EST, you wrote:
>----------------------------Original message----------------------------
>Alumina oxide is white. I know because I get it white from Laguna Clay
>Company and they are an honorable company.
>
>Non! Alumina oxide is reddish brown. I know because it is reddish brown on
>those sanding screens I get from from Enco and they are an honorable company.
>
>Hold! Alumina oxide is black. Im know this because whenever I clean aluminum
>tools, or my wheelhead, I get a black wash off the metal. Kind of pretty as
>watery things go. But maybe I should distrust this because I am a rogue of
>unclean hands.
>
>So what color is it?
>
>Jeff Lawrence
>Sun Dagger Design
>Rt 1 Box 394L
>Espanola NM 87532
>ph/fax 505-753-5913
>AWM (Amused Wry Male)
>
>