Raw material | Coconut shell, nut shell, anthracite and charcoal |
Appearance | Granular |
Particle size distribution | ≥90% |
CTC % | 55-65 |
Iodine adsorption value(mg/g) | 650-1300 |
Methylene blue adsorption value (mg/g) | ≥120 |
Hardness | ≥90% |
Drying reduction | ≤10% |
Residue on ignition | ≤3% |
Filling density(g/ml) | 0.5-0.55 |
PH value | 6-7 |