Zaozhuang Xinyuan Chemical Industry Co., Ltd is leading manufacturer and exporter of carbon black N550 , N660 in China . Our product are main for rubber use and non - rubber use . Such as used in tyre, tyre tread and sidewall , rubber tube, rubber covered rollers, rubber damping products, plastics , electric wire & cable, conveyor belts, dyeing , fiber, ink , coatings , paints , industrial rubber goods and so on .Our products obtain good reviews from customers , due to best price and quality . Our products improve rubbers wear resistance, ageing resistance, tear strength and impart to rubber good dispersity .