PC 3D Printer Filament: Polymaker offers a variety of PC filaments to meet different needs: PolyLite PC: Excellent strength and heat resistance with light-diffusing properties. PolyMax PC: Enhanced temperature resistance, toughness, and printability. PolyMax PC-FR: Flame-retardant, capable of slowing or stopping the spread of fire. PC-ABS: Excellent toughness and heat resistance, with a good surface finish. PC-PBT: Low-temperature toughness and chemical resistance. Exceptionally Strong & Heat Resistant PC Filament: Polycarbonate filament is the strongest and most heat-resistant of all 3D filament materials compatible with consumer-grade printers.