| Model: | DT5 |
|---|---|
| Brand: | DT5 |
| Origin: | Made In China |
| Category: | Metallurgy , Mining & Energy / Metallurgy & Mining / Non-metallic Mineral Products |
| Label: | steel balls , cast steel ball , forged steel ball |
| Price: |
-
|
| Min. Order: | 10 ton |
| Last Online:27 Mar, 2017 |
Breif Description:
1.Diameter range of forged steel balls: 20mm-150mm
2. Features of forged steel balls:
a)high hardness b)good wear-resistance c)no breaking d)long life span
3. Appllication field:
a) Metal Mines b) Cement plants c) Water coal slurry d) Power stations e) Chemical industry
4. Type and chemical composition
grinding balls as follows:
1) High Hardness: Surface hardness: HRC58-68 HRC, volume hardness HRC55-65.
2) High Impact Toughness: The impact toughness of our grinding balls is more than 12 J / cm2.
3) Low Broken Rate: the actual broken rate is not higher than 1%.
4) Good wear-resistant and lower wear rate.
Chemical composition:
| Material | C | Mn | Si | Cr | S | P |
| 60MN | 0.57-0.65 | 0.70-1.0 | 0.17-0.37 | 0.25 max | 0.035max | 0.035max |
| 65MN | 0.60-0.70 | 0.90-1.20 | 0.17-0.37 | 0.25 max | 0.035max | 0.035max |
| 75Mn | 0.72-0.92 | 0.17-0.37 | 0.7-1.0 | 0.4-0.6 | 0.035max | 0.035max |
| 75MnCr | 0.70-0.85 | 0.7-0.8 | 0.17-0.37 | 0.2-0.7 | 0.03 max | 0.03 max |
| 75SiMn | 0.70-0.90 | 0.7-1.2 | 0.4-0.8 | 0.25 max | 0.03 max | 0.03 max |
Specifications:
|
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 |
Raw Material:
Strict quality control of steel material from BIG STEEL FACTORY GROUP.You know the good grinding balls quality depends on the good raw material.
Testing:
Quality control for each production shift (4hours/Shift);
Hardness, chemical elements and impact testing after production for each production shift;
SGS –third party testing before each delivery
Packing:
Container bags(Net weight:1000KGS) or Steel drums(850-900KGS) or in clients' requirements
Production process
Our Services
1. Free samples for your test before orders;
2. Soonest delivery time ;
3. Cooperate with many famours shipping companies,and sent the goods to your port safe and in time;
4. Any feedback after sales would get our soonest reply.
WE LOOK FORWARD TO THE OPPORTUNITY TO DISCUSS HOW WE CAN BECOME A PARTNER IN YOUR SUPPLY CHAIN SOLUTION .
