Jul 25, 2018
The BMC manhole cover is made of BMC material, and the BMC--bump molding compound is the abbreviation of Bulk molding compounds. In China it is known as unsaturated polyester bulk molding compound. The main raw material is a dough-like prepreg which is sufficiently mixed with GF (Chopped Glass Fiber), UP (unsaturated resin), MD (filler), and various additives. Because BMC bulk molding compound has excellent electrical properties, mechanical properties, heat resistance, chemical resistance, and adapt to various molding processes, it can meet the performance requirements of various products, so it is more and more popular by users.