1.1 This classification system covers reinforced and filled poly(phenylene sulfide) materials suitable for injection molding and extrusion. 1.2 This classification system is not intended for the selection of materials, bu This classification system covers reinforced and filled poly(phenylene sulfide) (PPS) materials suitable for injection molding and extrusion. This classification system is not intended for the selection of materials, but only as a means to call out pla