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Markieren: | hohle Stahlbälle,Stahlballhersteller |
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Cr15 Heat Treated Grinding Midia Balls For Cement Mill HRC60 Quick Details 1. Material:Cr15. 2. Hardness: More than HRC60. Φ60mm High Cr Cast Balls 1. Hardness difference from surface to center is less than HRC3. 2. Hardness:More than HRC60. 3. Surface of castings is free from burnt sand & smooth. 4. It is free from hard spot, visible injurious defects such as blow hole,porosity, shrinkage, cracks, cold-shuts. 1. Specification available A. Cast Balls (1) Diameter (mm): φ140,