B2 material Hot Rolling Grinding Ball are the automatic production, manufactured by rotary cutting and roll forging, has the advantages of large output, stable quality and high delivery speed,,especially suitable for long association purchasing of large mining groups. Zhongwei B2 Hot Rolling Grinding Ball available diameter from 20mm to 60mm.B2 raw material chemical composition is C:0.72-0.85, Si:0.17-0.37, Mn:0.7-1.0, Cr: 0.4-0.6, P:â‰¤0.025, S:â‰¤0.025, hardness is 55-65HRC.
B2 Hot Rolling Grinding Ball
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Jinan Zhongwei Casting And Forging Grinding Ball Co.,Ltd , https://www.cngrindingballs.com