Crusher hammer Steel-LCC,WCC,WCB,4130,4140,8620,8630 Manganese steel: ... Iorn-Class 25, Class 30 and Class 40Ductile Iron-Gr,60-40-18,54-45-12Aluminum Casting*Dry sand*Permanent Mold ... the material specialties listed above, pls contact our Sales Department. Crusher hammer