... and best price ISO9001:2000 certificare We supply diverse model carbon black, for example N220, N330, N550, N660, N339, etc. 1. ... rubber products such as tyres, rubber overshoes, cable, seal ring, tape etc. Moreover they can be applied to such relevant industries ... Usage:Practically all rubber products where tensile and abrasion wear properties are crucial use carbon black, so they are black in color. ...