耐斯特炭黑有限公司近期成功开发了RC301,GN550,LN500和MN550等炭黑新品种并投入市场,客户反映良好。炭黑RC301类似于炭黑N326,主要用于塑料;炭黑LN500属导电炭黑,筛余物含量低于50×10-6;炭黑GN550和MN550主要用于汽车用橡胶密封条,筛余物含量 Nester Carbon Black Co., Ltd. recently successfully developed new carbon black varieties such as RC301, GN550, LN500 and MN550 and put them on the market. The customers have shown good results. Carbon black RC301 is similar to carbon black N326, mainly used for plastic; carbon black LN500 is conductive carbon black with sieve residue less than 50 × 10-6; carbon black GN550 and MN550 are mainly used for automobile rubber sealing strip, Content content