Our main products are series of carbon black for rubber use. Such as: N121, N220, N219, N234, N326, N330, N339, N375, N550, N660 , N772 etc.

Carbon black N339 HAF-HS (NEW TECHNOLOGY) (Photo for reference)

Specifications:
1) Iodine absorption number: 90±7g/kg
2) DBP absorption number: 120±7cm3/100g
3) DBP absorption number of compressed sample: 91 ~ 107cm3/100g
4) CTAB surface area: 84 ~ 102cm2/g
5) Nitrogen surface area: 84 ~ 98cm2/g
6) Heating loss: ≤2.5%
7) Stress at 300% elongation: -0.6±1.6Mpa