45#/60Mn/B2 Forged steel balls for ball mill :
Specifications:
1.Diameter: 20mm-150mm
2.Hardness:HRC55-67
3.Impact tes:>12J/CM2
4. Endurance impact test: >12000
5. Breakage rate:<1%
Chemical elements:
Name | C | Si | Mn | P | S | Cr |
60Mn | 0.57-0.65 | 0.17-0.37 | 0.7-1.0 | <0.035 | <0.035 | <0.25 |
45# | 0.42-0.50 | 0.17-0.37 | 0.5-0.8 | - | - | < 0.2 |
B2 | 0.72-0.92 | 017-0.37 | 0.7-1.2 | ≤0.04 | ≤0.04 | 0.4-0.6 |
Mechanical Properties:
Spec. | 42Cr | 50Mn | 60Mn | 65Mn | |
Impact Test AK.J/CM2 | ≥12 | ≥12 | ≥13 | ≥15 | |
Endurance Test Times (5m) | ≥10000 | ≥10000 | ≥12000 | ≥12000 | |
Dia 25-60mm
| Surface | ≥55 | ≥56 | ≥58 | ≥62 |
Core | ≥48 | ≥50 | ≥52 | ≥54 | |
Dia 70-100mm | Surface | ≥52 | ≥55 | ≥58 | ≥58 |
Core | ≥45 | ≥50 | ≥50 | ≥52 | |
Specification and Hardness:
Nominal diameter (mm-inches) | Diameteical tolerance (mm) | Weight of Single of forging ball in average | Number of piece of One ton forging ball in average |
20-0.8" 25-1.0" 30-1.2" 40-1.6" 50-2.0" |
+2 -1 | 32 64 110 263 513 | 31250 15625 9090 3802 1949 |
60-2.4" 70-2.8" 80-3.2" 90-3.6" 100-4.0" |
+3 -2 | 888 1410 2104 2996 4110 | 1126 709 475 333 243 |
110-4.4" 120-4.8" 130-5.2" | +4 -2 | 5457 7102 9030 | 182 140 110 |
140-5.6" 150-6.0" | +4 -3 | 11278 13871 | 88 72 |
Characteristics:
High Hardness Good Wear Resistance No Breakage Even Wearing
Applide field:
Mines Cement Plants Power Stations Chemical Industries
Packages of forged steel balls:
(1)STEEL BRUMS(850-900KGS/DRUM)
(2)1000KG BAGS
Production workshop:
Production flow:
Certification:
Our Services
1.Free sample for your test before orders;
2.Soonest delivery time ;
3.Cooperate with many famours shipping companies,and sent the goods to your port in time;
4. Any feedback after sales would get our soonest reply
Company Information
1.One of the largest manufacturers and exporters for forged steel ball products in China
2.The high quality of the products,Output:10000tons/mouth
3.Advanced production equipment and technology, The best credit guarantee
4.The most outstanding R & D team. Experienced development personnel,professional designers,salesman and skilled workers
