High Manganese Steel Casting Steel Crusher Parts Jaw Plate. Jaw plates High manganese casting parts,Jaw Crusher Parts. High manganese steel jaw (also known as dental plate) is the main wearing parts of jaw crusher, according to the different types can be divided into many types of jaw crusher: Material: Mn13, Mn13Cr2, Mn18, Mn18Cr2 (ultrahigh manganese ) or according to working