Jaw Crusher Parts Common Name Jaw plates, jaws, jaw liners, fixed jaw plate, movable jaw plate, swing jaw plates, rocky crusher jaws, jaw crusher plates. Cast Materials Mn13,Mn13Cr2,Mn18,Mn18Cr2,Mn22Cr2.Tic insert Mn18Cr2 Suitable Materials: Pebbles, Granites, Basalt, Iron Ore, Limestone, Quartzite, Diabase, Iron Ore, Gold Ore, Copper Ore, etc.