HM forged grinding steel balls

Place of Origin: Shandong, China (Mainland)
Brand Name: HM
Model Number: 20-150mm
Material: steel
Usage: Mine, Cement, Electric Power Plant, Chemical Plant
Diameter: Dia.20mm-150mm
Surface Hardness: 55-67HRC
Core Hardness: 45-63HRC
Certification: ISO9001, ISO14001,ISO18001
Packaging: Steel Drum or Steel Barrel, Container
Delivery Time: Prompt
Raw Material: High-Quality Round steel
Impact Value: more than 15J/cm2
Breakage：≤0.5%