日本色www_成人无码www免费视频嘿嘿软件_欧美四级在线观看_精品三级在线观看_成人国产精品入口免费视频_国产精品pans私拍

T-820B、T-530C、T-500B、T-340B 系列產品是科思姆公司為塑料應用開發的特種炭黑，該系列產品結構低可以賦予注塑產品很好的表面光潔度，不同的比表面積滿足不同黑度客戶的要求，因此，產品可廣泛的應用于PE、PVC、ABS、PP 等各類塑料制品的著色。

T-820B、T-530C、T-500B、T-340B are special blacks series developed by CSM for plastics applications. These grades have low structure to impart glossy surface on injection molding products and different surface area to meet various jetness requests. Therefore,these grades could be widely used in various plastics like PE, PVC, ABS, PP etc.