grinding media ball, hot rolled grinding media steel balls, skew rolled steel balls

  • FOB Price : USD $950.00 / Piece
  • Minimum order:10
  • Place of Origin:China

Superior raw materials from Suizhou Gaincin Machinery Co.,Ltd(GAINCIN.com & Showroom: gaincin.bossgoo.com), advanced automated equipment, unique heat treatment technique and strict quality control system contribute to better performance for the general hardness of our forged grinding steel ball, with surface hardness as high as 58-68HRC, volume hardness as high as 60-65HRC, even hardness distribution, impact toughness larger than 12J/CM2, and breakage rate far lower than 0.5%, close to 0.

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Forged ball Specification:

Diameter (mm) Material Chemical elements Hardness (HRC)
C Si Mn P/S Cr
20-125 C45 0.42-0.50 0.17-0.37 0.5-0.8 <0.035 ≤0.25 48-55
20-140 60Mn 0.55-0.65 0.17-0.37 0.7-1.0 <0.04 <0.25 56-62
20-125 B2 0.72-0.85 0.17-0.37 0.7-1.0 <0.025 0.4-0.6 57-64
60-140 B3,B4,B6 0.58-0.66 1.3-1.9 0.65-0.8 <0.025 0.7-0.9 56-65

Hot Rolling Ball Specification:

Diameter (mm) Material Chemical elements Hardness (HRC)
C Si Mn P/S Cr
20-40 C45 0.42-0.50 0.17-0.37 0.5-0.8 <0.035 ≤0.25 55-58
20-40 60Mn 0.55-0.65 0.17-0.37 0.7-1.0 <0.04 <0.25 58-62
20-40 65Mn,B2 0.72-0.85 0.17-0.37 0.7-1.0 <0.025 0.4-0.6
60-64

Suizhou Gaincin Machinery Co.,Ltd

1704,new economical and technical development zone, suizhou, hubei, P.R.China Tel: 86-722-3588806 Fax: 86-722-3588806 Country: China (Mainland)