N220 can be used in the rubber. Its wearability is 10%-20% more than that of N330, it can offer high tensile strength & tearing toughness, and has ability to conduct electricity. It can be used in load tire, tread rubber or rubber products with high strength and high wearability. Specifications: 1) Iodine absorption number: 121±5g/kg 2) DBP absorption number: 114±5cm³/100g 3) DBP absorption number of compressed sample: 93 ~ 107cm³/100g 4) CTAB surface area: 106 ~ 116cm²/g 5) Nitrogen surface area: 114 ~ 124cm²/g 6) Tint strength: 110 ~ 120% 7) Heating loss: ≤3.0% 8) Ash content: 0.5% 9) No.325 sieve residue: ≤0.1% 10) No.35 sieve residue: ≤0.001% 11) Tensile strength: ≥0.8MPa 12) Extension: ≥+10% 13) Modulus at 300%: -2.5±1.3MPa We also supply carbon black: 1) N110 2) N115 3) N121 4) N219 5) N234 6) N330 7) N326 8) N339 9) N351 10) N375 11) N539 12) N550 13) N660 Inner packing: PE bag, polybag Outer packing: 20kg in PP woven bag Other Price Terms: FOB, C&F, CIF Payment Terms: L/C at sight, T/T prepaid Certification(s): ISO9001