Zinc Phosphate
1.Contents: Zn max45%; PO4: 20-30%
2.Antirust paint additives
3.Specification: Q/84XS01-2004
1.Usage:
widely 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.
2.Specifications:
The technical specifications are as follows in conformance to Standard Q/84XS01-2004.
3.Zinc Phosphate Quality standar
Project | I | II | III |
Whiteness % | 85-90 | 90-95 | ≥95 |
Zinc content % | ≥45 | ≥45 | ≥45 |
Phosphate % | 22-32 | 40-46 | 43-47 |
The PH value | 6-8 | 5-7 | 5-7 |
Oil absorption g/100g % | 25-35 | 25-35 | 25-35 |
Residue on sieve( 45um) % | ≤0.5 | ≤0.5 | ≤0.1 |
Moisture % | ≤1.5 | ≤1.5 | ≤1.5 |
Water-soluble salts % |
|
| ≤1 |
Cd ppm |
|
| 10-30 |
Cr ppm |
|
| 10-30 |
Hg ppm |
|
| ≤1 |
Pb ppm |
|
| 20-100 |
As ppm |
|
| 10-30 |
