Content :

3 inch air hammer forged grinding balls


1. ZW forged steel ball basic facts:








a) No deformation


b) High hardness Good wear resistant


c) Size:Dia20mm-150mm


d) Breakage<1%


e) Certification: ISO9001,SGS.






2. ZW forged steel grinding ball specifications:


Chemical composition:







Material


Chemical elements




C


Si


Mn


P/S


Cr




B2


0.72-0.85


0.17-0.37


0.7-1.0


0.025


0.4-0.6




60Mn


0.55-0.65


0.17-0.37


0.7-1.0


0.04


0.25




45#


0.42-0.50


0.17-0.37


0.5-0.8


0.035


0.25




B3


0.58-0.66


1.3-1.9


0.65-0.8


0.025


0.7-0.9











Hardness:






Material




25mm-50mm


HRC




60mm-90mm


HRC




100mm-125mm


HRC





Surface


Core


Surface


Core


Surface


Core




B2


60-65


58-62


58-63


50-55


56-60


40-45




60Mn


58-63


55-60


58-63


40-45


56-60


30- .cngrindingballs.com