Loading Port:Qingdao Port
Payment Terms:TT or LC
Min Order Qty:25MTS m.t.
Supply Capability:200000MTS/Year m.t./month
Specifications of Hot Rolled Grinding Ball with High Quality Made in China used for Mineral Processing:
1. Diameter: 20mm-150mm
2. Grade: 22Cr, 17Cr, 15Cr, 11Cr, 5Cr, 1.5Cr, etc.
Specification of Hot Rolled Grinding Ball with High Quality Made in China used for Mineral Processing:
1. Diameter: 20mm-150mm
2. Grade: 22Cr, 17Cr, 15Cr, 11Cr, 5Cr, 1.5Cr, etc
3. Chemical composition: C, Si, Mn, Cr, P, S, Mo, Cu, Ni, etc
4. Surface treatment: burnt sand & smooth.
5. It is free from hard spot, visible injurious defects such as blow hole,porosity, shrinkage, cracks, cold-shuts.
Chemical Elements of Hot Rolled Grinding Ball with High Quality Made in China used for Mineral Processing:
Name | C | Mn | Si | Cr | S | P | |||
60Mn | 0.57-0.65 | 0.70-1.0 | 0.17-0.37 | 0.25max | 0.035max | 0.035max | |||
65Mn | 0.60-0.70 | 0.90-1.2 | 0.17-0.37 | 0.25max | 0.035max | 0.035max | |||
75MnCr | 0.70-0.85 | 0.70-0.85 | 0.17-0.37 | 0.40-0.60 | 0.030max | 0.030max | |||
Specification of Grinding Media Ball | |||||||||
Nominal diameter | Diameteical Tolerance | Weight of single ball in average | Surface hardness | Impact toughness | |||||
(mm) | (mm) | (g) | (HRC) | (j/cm2 ) | |||||
Φ20 | +2 -1 | 32 |
55-65 |
≥12 | |||||
Φ25 | 64 | ||||||||
Φ30 | 110 | ||||||||
Φ40 | 263 | ||||||||
Φ50 | 513 | ||||||||
Φ60 | +3 -2 | 888 | |||||||
Φ70 | 1410 | ||||||||
Φ80 | 2104 | ||||||||
Φ90 | 2996 | ||||||||
Φ100 | 4110 | ||||||||
Φ110 | +4 -2 | 5457 | 50-60 | ||||||
Φ120 | 7102 | ||||||||
Φ130 | 9030 | ||||||||
Φ140 | +4 -3 | 11278 | |||||||
Φ150 | 13871 | ||||||||
