N330 is the most widely used type high wear-resisting of carbonblack, the wear-resisting performance than super wear-resistantseries black is a bit poor, but better than black. The slot method,Used to tire surface, pulp, sidewall and all kinds of rubberindustry products. This product is a kind of carbon, can give goodstrong stretched rubber, resisting avulsion intensity, abrasion andelastic. Using this product by use of the rolling loss (loss) inbehind only N300 series black N351 greater than any other speciesare small and scattered in the rubber, and the pressure of aperformance is good, is suitable for various kinds of syntheticrubber and natural rubber.