N660 This product is applicable to all kinds of rubber, as compared with semi-reinforcing carbon black with high structure, particles smaller, easily dispersed in the rubber compound, vulcanized rubber tensile strength, tear strength and stretch stress set higher, while the deformation of small, low heat, flexibility and tolerance disturbance flexor performance. Round of the main screens for fetal adhesive tape, inner tubes, bicycles, rubber hose, adhesive tape, cable, footwear and calendar products, model products.