Detailed Description
Type: 722//8604//8603//8602
Fe3O4: ≥95//≥90//≥95//≥93
Oil absorption (%): 15-25
Residue on bolted (%): ≤0.4
Water soluble: ≤2.0
Moisture (%): ≤1.0
PH-value: 5-7
Density: 0.9-1.2
Particle Shape: spherical
Color difference vs standard: ≤1
Tinting strength (%): 95-105
Description:
Character:
1. Black powder, strong tinting and covering
2. Lightness alkali resistant, only dissolved in heat strong acid
Application:
1.Industry coating,strong antirust
2. Pigment of watercolour and grease-paint
3. Tinting of the scagliola and concrete floor
4. material of the magnetic steel in telecommnication
