... 4.Longer life casting hammer head: hammer head 1,high chromium 2,Applied to hammer crusher 3,Crushing ores1, hammer adopts the wear ... resistance of high chromium cast iron hammer handle, the toughness of the best toughness and wear resistance ... is first selection, the wear-resisting material. 2, hammer technology index: the hammer head adopts chromium, fierce, silicon, rare earth, vanadium ...