High Hardness Forged Steel Grinding Balls 20-80mm

Customized
Customized
Good Performance
High Quality
High Heat Treatment Technology
for Zinc Mines
Good Wear Rate
for Sag Mills and Ball Mills
No Breakage
Tough Surface to Tough Core
Transport Package
Ton Bags or Steel Drums
Specification
ISO9001, SGS
Trademark
Taihong
Origin
Qingzhou, Shandong
HS Code
732611
Production Capacity
100000tons/Year
Reference Price
$ 432.00 - 450.00
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Product Description


High Hardness Forged Steel Grinding Balls 20-80mm

Quick Details
Place of Origin: Shandong, China (Mainland)
Brand Name: Taihong
Model Number: Dia 8-150mm

Application: a) Mining b) Cement plants c) Power stations d) Chemical industry
High Hardness Forged Steel Grinding Balls 20-80mm

Material: Steel
Dimensions: Dia 8-150mm
Packaging & Delivery

Packaging Details: 		flexible container bags or steel drums
Delivery Detail: According to clients's requirement
  High Hardness Forged Steel Grinding Balls 20-80mm
Forged Grinding Balls
Specification
Ball diamenter Diameter tolerance Weight of single in average Pieces/ton ball in average Surface hardness Core hardness Impact toughness
(mm)   (g)   (HRC) (HRC) (J/cm²)
Φ20 +2,-1 32 31250 60-67 57-62 ≥12
Φ25 +2,-1 64 15625 60-67 57-62 ≥12
Φ30 +2,-1 110 9090 60-67 57-62 ≥12
Φ40 +2,-1 263 3802 60-67 57-62 ≥12
Φ50 +2,-1 513 1949 60-67 57-62 ≥12
Φ60 +3,-2 888 1126 58-65 50-56 ≥12
Φ70 +3,-2 1410 709 58-65 50-56 ≥12
Φ80 +3,-2 2104 475 58-65 50-56 ≥12
Φ90 +3,-2 2996 333 58-65 50-56 ≥12
Φ100 +3,-2 4110 243 58-65 50-56 ≥12
Φ110 +4,-2 5457 182 55-63 48-55 ≥12
Φ120 +4,-2 7102 140 55-63 48-55 ≥12
Φ130 +4,-2 9030 110 55-63 48-55 ≥12
Φ140 +4,-3 11278 88 55-63 45-50 ≥12
Φ150 +4,-3 13871 72 55-63 45-50 ≥12
             
             
Chemical components
Material Chemical components
  C Mn Si Cr S P
45# 0.17-0.23 0.35-0.65 0.17-0.37 ≤0.25 ≤0.035 ≤0.035
50Mn 0.48-0.56 0.70-1.0 0.17-0.37 ≤0.25 ≤0.035 ≤0.035
60Mn 0.57-0.65 0.70-1.0 0.17-0.37 ≤0.25 ≤0.035 ≤0.035
65Mn 0.60-0.70 0.90-1.20 0.17-0.37 ≤0.25 ≤0.035 ≤0.035
75MnCr 0.70-0.85 0.70-0.80 0.17-0.37 0.20-0.60 ≤0.030 ≤0.030
B2 0.70-0.85 0.70-0.90 0.17-0.37 0.50-0.80 ≤0.030 ≤0.030
 
Forged Grinding Balls
Specification
Ball diamenter Diameter tolerance Weight of single in average Pieces/ton ball in average Surface hardness Core hardness Impact toughness
(mm)   (g)   (HRC) (HRC) (J/cm²)
Φ20 +2,-1 32 31250 60-67 57-62 ≥12
Φ25 +2,-1 64 15625 60-67 57-62 ≥12
Φ30 +2,-1 110 9090 60-67 57-62 ≥12
Φ40 +2,-1 263 3802 60-67 57-62 ≥12
Φ50 +2,-1 513 1949 60-67 57-62 ≥12
Φ60 +3,-2 888 1126 58-65 50-56 ≥12
Φ70 +3,-2 1410 709 58-65 50-56 ≥12
Φ80 +3,-2 2104 475 58-65 50-56 ≥12
Φ90 +3,-2 2996 333 58-65 50-56 ≥12
Φ100 +3,-2 4110 243 58-65 50-56 ≥12
Φ110 +4,-2 5457 182 55-63 48-55 ≥12
Φ120 +4,-2 7102 140 55-63 48-55 ≥12
Φ130 +4,-2 9030 110 55-63 48-55 ≥12
Φ140 +4,-3 11278 88 55-63 45-50 ≥12
Φ150 +4,-3 13871 72 55-63 45-50 ≥12
             
             
Chemical components
Material Chemical components
  C Mn Si Cr S P
45# 0.17-0.23 0.35-0.65 0.17-0.37 ≤0.25 ≤0.035 ≤0.035
50Mn 0.48-0.56 0.70-1.0 0.17-0.37 ≤0.25 ≤0.035 ≤0.035
60Mn 0.57-0.65 0.70-1.0 0.17-0.37 ≤0.25 ≤0.035 ≤0.035
65Mn 0.60-0.70 0.90-1.20 0.17-0.37 ≤0.25 ≤0.035 ≤0.035
75MnCr 0.70-0.85 0.70-0.80 0.17-0.37 0.20-0.60 ≤0.030 ≤0.030
B2 0.70-0.85 0.70-0.90 0.17-0.37 0.50-0.80 ≤0.030 ≤0.030

Production line
High Hardness Forged Steel Grinding Balls 20-80mm

Testing

 

 

Grinding Ball

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