grinding steel ball for sag mill
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China [CN] Welcome to Oriental Casting And Forging(Shandong) CO.,Ltd. I,Mr.Wang is glad to serve you
Description:
As one of the biggest manufacturers and exporters of grinding balls in China, we can produce several kinds of grinding ball 100000 ton annual and exports to more than twenty countries and areas such as Japan,Korea,Canada,America,Chile and South Africa and has obtained a high reputation from the Customers.
Our company has annual sales of approximately $22 million.
Product Advantage
1.Certification:
ISO9001&ISO14001
2.Low price:
Near the Laiwu steel CO group.,ltd( low material costs ) and Qingdao port(low transport costs ).
3.Good quality:
High hardness, Good wear resistance, No breakage, Even wearing.
4.Applied field:
mines, cement plants, power stations, chemical industries etc.
Stable supply year-round make us can be your good supplier.
Specifications:
FORGED STEEL GRINDING BALLS
Size: 20mm-150mmHardness:HRC55-68
Breakage rate:<1%
Impact test:>12J/CM2
Endurance test times:>10000
Chemical elements:
|
Brand |
Material |
C |
Mn |
Si |
Cr |
S |
P |
|
DT-2 |
60Mn |
0.57-0.65 |
0.7-1.0 |
0.17-0.37 |
0.25 |
≤0.035max |
≤0.035max |
|
DT-3 |
65Mn |
0.62-0.70 |
0.9-1.0 |
0.17-0.37 |
0.25 |
≤0.035max |
≤0.035max |
|
DT-4 |
B2 |
0.70-0.85
|
0.7-0.8 |
0.17-0.37 |
0.2-0.7 |
≤0.035max |
≤0.035max |
|
Brand |
Material |
Impact Test AK.J/cm2 |
Endurance Test Times(5m) |
Dia 20mm-90mm |
Dia 90mm-150mm |
||
|
Surface |
Core |
Surface |
Core |
||||
|
DT-2 |
60MN |
≥13 |
≥10000 |
≥65 |
≥55 |
≥65 |
≥50 |
|
DT-3 |
65MN |
≥15 |
≥12000 |
≥66 |
≥56 |
≥66 |
≥52 |
|
DT-4 |
B2 |
≥17 |
≥12000 |
≥68 |
≥58 |
≥68 |
≥56 |
Specification and Hardness of Grinding Ball:
|
Nominal diameter (mm) |
Diameteical tolerance (mm) |
Weight of Single of forging ball in average |
Number of piece of One ton forging ball in average |
Surface hardness |
Impact toughness |
|
DIA 20 DIA 25 DIA 30 DIA 40 DIA 50 |
+2 -1 |
32 64 110 263 513 |
31250 15625 9090 3802 1949 |
55-65 |
≥12 |
|
DIA 60 DIA 70 DIA 80 DIA 90 DIA 100 |
+3 -2 |
888 1410 2104 2996 4110
|
1126 709 475 333 243 |
||
|
DIA 110 DIA 120 DIA 130 |
+4 -2 |
5457 7102 9030 |
182 140 110 |
||
|
DIA 140 DIA 150 |
+4 -3 |
11278 13871 |
88 72 |
The process line of production and package:
If you are interested in my products, please send me your detailed information such as your drawing or detailed specifications, chemical composition requirement etc. and you will get our quickly reply
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