All Carbon Corporation ( ACC) is a professional supplier of Anthracite Filter in China. We can offer you various kinds of Anthracite Filter for water treatment, fuel, etc. Specifications: Grinding Index: 50-65 Hard grove Hardness: 3moh/ 95% min Compression Index 150bar min Ash 9% max Carbon ( Typical) 85% min Special Gravity ( Typical) C1.5 Volatile matter 9% max Attrition Loss 0.5% ( in 100hours backwashing) Acid Solubity 2 % ( 24hours in 10% HCL) Grade 0.8-1.6mm 1.6-2.4mm 2.0-4.0mm Specifications Grade: 0.6-1.6mm Hardness: 95% min Moisture: 3% max Ash: 8% max Carbon: 83% min Volatile matter: 8% max Particle Size( Eligible rate) : 95% min Specifications Grade: 1.4-2.5mm Hardness: 95% min Moisture: 3% max Ash: 8% max Carbon: 83% min Volatile matter: 8% max Particle Size( Eligible rate) : 95% min Specifications Grade: 2.0-4.0mm Hardness: 95% min Moisture: 3% max Ash: 9% max Carbon: 83% min Volatile matter: 8% max Particle Size ( Eligible rate) : 95% min