Classifier rotor-bearing parts,appliable for superthin gringding mill with type HGM8021/10027,SCM8021/10027,XZM221/227. Classifier rotor-bearing parts,appliable for superthin gringding mill with type HGM8021/10027,SCM8021/10027,XZM221/227. Material Content: Abrasion-resistant steelUpdate Date:2011-4-2 2:41:50