Product introduction Long glass fiber reinforced polypropylene (PP-LGF) material has been widely used in the automobile industry because of its advantages of light weight, high specific strength, good heat resistance and recycling, etc. Long glass fiber reinforced polypropylene (PP-LGF) material has low cost, high specific strength and high heat resistance and so on. Since it was developed in the early 1980s, The hope is to replace some metal or engineering plastics in car parts.  Polypropylene Long Glass Fiber40