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Black Phosphatng

What Is Black Phosphating? Zinc Phosphatng, Iron Phosphating or Manganese phosphating?

Shamsul Azamz
- Gazipur, Bangladesh
2005

That depends on what ever the person using it is. There is no absolute definition. Manganeese is the darkest. Zinc will vary in color depending on the chemistry, and the age of the bath.

James Watts
- Navarre, Florida
2005

I want to get black manganeze phosphate and I don't know correct manganeze phosphating formula.
thanks for helping me.

Reza Habibi
Asia washer - Tehran
2006

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