SMC is the abbreviation of sheet molding compound. The full name is unsaturated polyester fiberglass reinforced compound.
It is made up of unsaturated resin (as adhesive), e-glass fiber (as reinforced material) and various fillings and additives.
Because it is endowed with favorable electrical property, great mechanical performance, heat resistance, anti corrosive, so it is used widely in industrial electric, transport, vehicle parts, architecture, etc.