... experience ISO9001:2000 certificare We supply diverse model carbon black, for example N220, N330, N550, N660, N339, etc. 1. Type: n220 ... tensile and abrasion wear properties are crucial use carbon black, so they are black in color. Where physical properties are important ... handling due to a lower rolling loss compared to carbon black-filled tires. Traditionally silica fillers had worse abrasion wear ...