China manufacturer ball mill for grinding iron ore :
RCAB New Materials Forged Steel Balls
1.Sizes:DIA40-150mm
2.Hardness:
SIZES | SURFACE | CORE |
DIA40-60MM | HRC60-64 | HRC59-63 |
DIA70-80MM | HRC60-64 | HRC58-62 |
DIA90-100MM | HRC60-64 | HRC57-61 |
DIA110-140MM | HRC55-60 | HRC52-58 |
3. Chemical elements:
C: 0.72-0.82; Si: 0.17-0.37; Mn: 0.7-0.8; S: 0.035Max; P:0.035MAX; Cr: 0.25Max.
Specifications(45#_60Mn_B2):
Diameter | 20mm-150mm |
Hardness | HRC55-67 |
Impact tes | >12J/CM2 |
Breakage rate | <1% |
Chemical elements:
Name | Chemical elements |
45# | C:0.42-0.50 Mn:0.50-0.80 Si:0.17-0.37 Cr:0.2 max P: 0.035max Ni:0.25max Cu:0.25max |
60Mn | C:0.57-0.65 Mn:0.7-1.0 Si:0.17-0.37 Cr:0.25max S:0.035max P:0.035max Ni:0.3max Cu:0.25max |
65Mn | C:0.62-0.70 Mn:0.9-1.0 Si:0.17-0.37 Cr:0.25max S:0.035max P:0.035max Ni:0.3max Cu:0.25max |
B2 | C:0.72-0.92 Mn:0.7-1.2 Si:0.17-0.37 Cr:0.4-0.6 S:0.04max P:0.04max |
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:
Items | Diameter | |||||||||||||
20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 | 110 | 120 | 130 | 140 | 150 | |
Diameteical tolerance(mm) | +2 | +3 | +4 | +4 | ||||||||||
-1 | -2 | -2 | -3 | |||||||||||
Weight of Single of forging ball in average | 32 | 110 | 263 | 513 | 888 | 1410 | 2104 | 2996 | 4110 | 5457 | 7102 | 9030 | 11278 | 13871 |
Number of piece of One ton forging ball in average | 31250 | 9090 | 3802 | 1949 | 1126 | 709 | 475 | 333 | 243 | 182 | 140 | 110 | 88 | 72 |
Surface hardness | 55-67 | |||||||||||||
Impact toughness | >12 | |||||||||||||
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:
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
