Zinc Phosphate
MF.:Zn3(PO4)2.2H2O
Zinc phosphate as a new generation of antirust pigment. it is a new type of nontoxic and harmless white antirust pigment with excellent performance in rust prevention and ideal application effect. It is the best substitute of conventional antirust pigments
Application: Zinc phosphate mainly used in various coating materials for preparation of waterproof,acid-resistant or corrosion preventive coating materials such as phenolic paint,epoxy paint,acrylic paint,paste paint and water-soluble resin paint in the fields of shipbuilding,automobile,industrial machinery, light metal,household appliances and metal containers for foods.
Packing and storage:Packed with plastic-lined and plastic-coated woven bags or kraft paper bags, 25kgss per bag.
Should be kept from breakage, moisture,pollution and contact with acid.
Spec.
|
Appearance
|
White powder
|
|
White content ≥
|
95%
|
|
Moisture ≤
|
1.0%
|
|
PH
|
5.5-7
|
|
Oil adsorption ≤
|
30-33%
|
|
Water soluble salts ≤
|
1.0%
|
|
Phosphate Radical ≥
|
43%
|
|
Zinc content
|
45-48%
|
|
Sieve residue （３２５meshes）
|
≤0.5%
|
|
As (ppm)
|
25
|
|
Cd (ppm)
|
10
|
|
Cr (ppm)
|
15
|
|
Hg (ppm)
|
0.05
|
|
Pb (ppm)
|
50
|