An anti-corrosive pigment that is a thermally activated mixture of aluminum and calcium phosphates for use in paint and varnish formulations.
Indicator |
Value |
Appearance |
White powder, shade not regulated |
Average particle size D50, μm, not more |
7,0 |
Loss of weight on ignition, %, not more |
28 |
Mass fraction of phosphorus compounds converted to PO4, %, |
35-53 |
Mass fraction of calcium compounds converted to Ca,% |
4-12 |
Mass fraction of aluminum compounds in terms of Al, % |
7-15 |
pH of the aqueous suspension of the pigment with a mass fraction of 10%, units |
5,8 - 7,5
|
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