Our main products are series of carbon black for rubber use. Such as: N220, N234, N326, N330, N339, N375, N550, N660 , N772 etc.

Carbon Black N220, N121, N219 (power & granular)

Specifications:
1) Iodine absorption number: 121±7g/kg
2) DBP absorption number: 114±7cm3/100g
3) DBP absorption number of compressed sample: 90 ~ 106cm3/100g
4) CTAB surface area: 102 ~ 120cm2/g
5) Nitrogen surface area: 112 ~ 126cm2/g
6) Heating loss: ≤2.5%
7) Stress at 300% elongation: -2.3±1.6Mpa