grinding media steel forged ball, rolled steel mill grinding media balls, forged balls
Quick Detail
- FOB Price : USD $950.00 / Piece
- Minimum order:10
- Place of Origin:China
Specifications
Suizhou Gaincin Machinery Co.,Ltd(GAINCIN.com & Showroom: gaincin.bossgoo.com) Forged Steel Grinding Ball/ Casting Grinding Ball
1,Feature:
(1)High hardness: surface hardness is 55-68 HRC and volume hardness is 54-64 HRC;
(2)High Impact Toughness:impact thoughness>12j/cm²
(3)Low Breakage Rate: breakage rate≤0.5;
2,Chemical Composition of Forged Grinding ball
| C% | Si% | Mn% | P% | S% | Cr% | Ni% | Cu% | Mo% | AI% | |
| B2 | 0.75-0.85 | 0.17-0.37 | 0.70-0.85 | ≤0.020 | ≤0.020 | 0.40-0.60 | ≤0.25 | ≤0.20 | 0.02-0.05 | |
| B3 | 0.56-0.66 | 1.30-1.90 | 0.70-0.90 | ≤0.020 | ≤0.020 | 0.80-1.10 | ≤0.25 | ≤0.20 | ||
| B6 | 0.70-0.85 | 0.17-0.37 | 0.85-1.10 | ≤0.020 | ≤0.020 | 0.80-1.10 | ≤0.25 | ≤0.25 | 0.05-0.15 | 0.025-0.045 |
| BU | 0.95-1.05 | 0.17-0.37 | 0.90-1.10 | ≤0.020 | ≤0.020 | 0.40-0.60 | ≤0.15 | ≤0.15 | ≤0.05 | 0.02-0.04 |
3,chemical composition of casting ball
| Hardness(HRC) | AK(J/cm²) | Metallographic Structure | Falling times | |
| Low Chrome Alloy Ball (Cr:1-3%) | ≥45 | ≥2.0 | P+C | 8000 |
| Medium Chrome Alloy Ball (Cr:5-9%) | ≥48 | ≥2.0 | P+C | 9000 |
| High Chrome Alloy Ball (Cr:10-12%) | ≥58 | ≥2.0 | M+C | 18000 |
| Extra-High Chrome Alloy Ball(Cr:17-28%) | ≥60 | ≥2.0 | M+C | 20000 |
| C(Carbide) M(Martensite) P(Pearlite) |
4,Application:
1)Cement Plants 2).Mines 3).Power stations 4).Grinding Mill, Ball mill
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