Crusher Hammer: 1.Material Cr15,Cr20,Cr26. 2.Hardness 50-65 HRC. 3.Impact ductility more than Ak30J/Cm. 4.JIS, DIN, ASTM, BS Crusher Hammer:Chromium Crusher Hammer(1) introductionCrusher hammers is a highly wear-resistant parts. It is widely used in the industry of mining, building material, chemical industry, metallurgy sand fodder. Manufacturing crusher hammers with external refining and ...