Name | Grade | Whiteness | 325Mesh residue | Loss on ignition | Moisture | PH | Dust(m㎡/g) | Acid-soluble iron | Calcium carbonate |
Paper making talcum powder | ZZ-special | 90 | 0.5 | 6.5 | 0.5 | 8-9 | 0.4 | 0.3 | 1.0 |
ZZ-1 | 85 | 1.0 | 7.0 | 0.5 | 8-9 | 0.5 | 0.5 | 1.5 | |
ZZ-2 | 83 | 1.0 | 8.0 | 0.5 | 8-9 | 0.5 | 0.8 | 2.0 | |
ZZ-3 | 80 | 1.0 | 10.0 | 0.5 | 8-9 | 0.6 | 1.0 | 2.5 |