Polypropylene with 20% Mica Filler Polypropylene with 20% Mica Filler RheTech Products F52-01 20% Mica Reinforced Polypropylene Copolymer, Black 0 out of 5 Quick View Polypropylene with 20% Mica Filler Multibase Multi-Pro® 2005 M 20% Mica Filled Polypropylene 0 out of 5 Quick View