Pigment Carbon black XY-200,XY-230 used in Plastic and Polyethylene and PVC Pipe Plastic Fiber / Filaments Xinyuan Pigment Carbon Black span a range of jetness for plastic fiber and good filterability for greater stability during the manufacturing processes. The very bluish undertone makes these grades especially attractive for high-performance plastic fiber. Polyethylene and PVC Pipe In polyethylene pipe, our Pigment Carbon Black help meet demanding requirements for UV protection. Our sophisticated P-Types impart mechanical strength after exposure to sunlight. High purity and tailor-made handling properties like bead stability provide advantages for producing master batches and compounds for the PE pipe market. In PVC pipe, Xinyuan pigments impart color and support technical performance requirements