2015 gold mine professional ball mill grinding ball
Specifications
1.Dia:20mm-150mm
2.Material:60Mn 65Mn #45 B2
3.HRC:60-65
4.Factory Audit and SGS
| Chemical Composition | ||||||
| Item No. | Chemical Composition | |||||
| C | Si | Mn | Cr | P | S | |
| Low Chromium | 2.3-3.4 | ≤1.5 | 0.5-1.5 | 1.0-2.0 | ≤0.1 | ≤0.1 |
| Medium Chromium | 2.2-2.8 | 0.5-1.0 | 0.5-0.8 | 10.0-12.0 | ≤0.1 | ≤0.1 |
| High Chromium | 2.4-3.2 | 0.5-0.8 | 0.5-0.8 | 16.0-18.0 | ≤0.1 | ≤0.1 |
| Weight and Hardness of RN Forged Steel Ball | |||||
| Norminal Diameter | Diametrical Tolerance(mm) | Average Weight(G) | Average pieces per ton(PS) | surface hardness | Impact toughness |
| 20-0.8” | +2 / -1 | 32 | 31250 | 55-67 | >12 |
| 25-1.0” | 64 | 15625 | |||
| 30-1.2” | 110 | 9090 | |||
| 40-1.6” | 263 | 3802 | |||
| 50-2.0” | 513 | 1949 | |||
| 60-2.4” | +3 / -2 | 888 | 1126 | ||
| 70-2.8” | 1410 | 709 | |||
| 80-3.2” | 2104 | 475 | |||
| 90-3.6” | 2996 | 333 | |||
| 100-4.0” | 4110 | 243 | |||
| 110-4.4” | +4 /-2 | 5457 | 182 | ||
| 120-4.8” | 7102 | 140 | |||
| 130-5.2” | 9030 | 110 | |||
| 140-5.6” | +4 /-3 | 11278 | 88 | ||
| 150-6.0” | 13871 | 72 | |||
2015 gold mine professional ball mill grinding ball
advantage
High impact value
Good wear-resistance
Low broken rate
Various size
2015 gold mine professional ball mill grinding ball
Material
60Mn 65Mn #45 B2 steel
| Material Chemical Elements | ||||||
| Item 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 | 0.50-.080 | 0.17-.037 | 0.60-0.80 | <0.035 | <0.035 | 0.90-1.1 |
| 65Mn | 0.62-0.70 | 0.17-0.37 | 0.9-1.2 | ≤0.035 | ≤0.035 | ≤0.25 |
Payment Terms
T/T L/C
Packing Details
1.Container Bag: Dia20-150mm 1000kg/bag GW 1002kg
2.Steel durms: Dia20-80mm 900kg/drum GW915kg
Dia90-150mm 850kg/drum GW865kg
1.Professional Grinding balls manufactory with more than 10 years ;
2.Progressive production line;
3.Exported more than 20 countries;
4.Professional technician , experienced salesman and skilled workers
5.Capacity:10000mt/month.
Zhangqiu Ruinian Casting And Forging Co., Ltd. is professional forged and casting steel balls manufacturer .Our products are exported to South America, Australia,
South Africa, Finland, Russia, Japan, South Korea and other countries, production in strict accordance with the ISO9001 international quality system standard
and with SGS test report.
Contact us:
Nicole Yang
Address:Wu jia Industrial Zone,Guanzhuang Town,Zhangqiu,Shandong,China
Tel:86-531-83809583
Skype:nicoleyang10
