| Model: | 20mm-150mm |
|---|---|
| Brand: | DT |
| Origin: | Made In China |
| Category: | Industrial Supplies / Machinery / Cast & Forged |
| Label: | ball mill balls , steel ball for mines , steel ball |
| Price: |
US $680
/ ton
|
| Min. Order: | 10 ton |
| Last Online:05 Mar, 2015 |
Ball mill grinding balls for mines for power plant:
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 |
|
65Mn |
0.62-0.70 |
0.17-0.37 |
0.9-1.2 |
≤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 |
|
42Cr |
0.38-0.45 |
0.17-0.37 |
0.5-0.8 |
≤0.035 |
≤0.035 |
09-1.2 |
Mechanical Properties:
|
Spec. |
Impact Test AK.J/CM2 |
Endurance Test Times (5m) |
Dia 25mm-60mm |
Dia 70mm-100mm |
||
|
Surface |
Core |
Surface |
Core |
|||
|
42Cr |
≥12 |
≥12000 |
≥55 |
≥48 |
≥52 |
≥45 |
|
50Mn |
≥12 |
≥12000 |
≥56 |
≥50 |
≥55 |
≥50 |
|
60MN |
≥13 |
≥12000 |
≥58 |
≥52 |
≥58 |
≥50 |
|
65MN |
≥15 |
≥12000 |
≥62 |
≥54 |
≥58 |
≥52 |
Specification and Hardness of Forged Grinding Ball:
|
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 |
Surface hardness |
Impact toughness |
|
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 |
55-67 |
>12 |
|
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 |
1.Sizes:DIA20-150mm
2.Hardness: HRC55-67
3.Breakage rate: <1%
4.Chemical elements:C . Si . Mn . P . S . Cr
5.Impact toughness: >12J/CM2
6.Endurance impact test: >12000
7.Delivery Detail: (7-45) days according to your quantity
8.Low price:Near the Laiwu steel CO group.,ltd( low material costs ) and Qingdao port(low transport costs ).
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)1000KG BAGS
(2)STEEL DRUMS(850-900KGS/DRUM)
Certificate: ISO 9001:2008,ISO14001
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 qualityof the products,Output:10000tons/mouth
3.Advanced production equipment and technology, The best credit guarantee
4.The mostoutstanding R & D team. Experienced development personnel,professional designers,salesman and skilled workers
