It is virgin PP(Polypropylene)granules reinforced long glass fiber for auto parts.It has excellent resistance to creep and fatigue resistance, low warp, chemical coupling, high strength and heat aging resistance for a long time, so they are widely used in automobile industry, such as car tail gate, engine cover, car before and after reduction module, battery tray rearview mirror parts, etc
link:http://www.lfrt-plastic.com/long-glass-fiber-polypropylene/toughen-resistant-long-glass-fiber-filled-pp.html