D90mm Grinding Steel Balls High Core Hardness 58 - 59hrc with Round Steel Bar Material
| Place of Origin: | Zhejiang |
|---|
Company Profile
| Location: | Nanjing, Jiangsu, China (Mainland) |
|---|---|
| Business Type: | Manufacturer |
| Main Products: | Hot Rolling Steel Balls, Grinding Media Steel Balls, Grinding Steel Balls |
Product Detail
| Model No.: | Jbco90 |
|---|
Product Description
Unbreakable d90mm Grinding Steel Balls Core hardness 58-59 hrc with round steel bar
Quick detail:
| Steel ball size: | d80mm | Surface hardness: | 60hrc |
| Core hardness: | 58-59hrc | Good tougness: | no broken |
| Material: | steel | Application | cement plants, Mines, Chemical industry, Power stations |
Performance comparation:
- Hot rolled steel ball can save usage 40-50% than low chrome casting ball(chrome percent: 5%), improve outlet 10% at least than low chrome casting ball.
- Hot rolled steel ball can save usage 20-25% than medium chrome casting ball(chrome percent: 5% ~ 10%), improve outlet 10% than medium chrome casting ball
- Hot rolled steel ball can save usage 10% than high chrome casting ball(chrome percent: 5% ~ 10%), improve outlet 10% than high chrome casting ball.
Description:
1 Good surface roundress, no surface defects.
2 Falling impact: 20,000 times
3 Even hardness
4 Unbreakable
5 Grinding resistant
6 .High impact value
7 Raw meterial: round steel bar
8 Raw meterial type: b3
9 Steel ball size: 60mm
10 Surface hardness:60hrc
11 Core hardness: 58-59hrc
12 Good tougness, no break
13 Useage: grinding media
14 Applications: Mines / Cement plants / Power stations / Chemical industry
Specifications:
Chemical percent of raw meterial b3:
|
C |
Si |
Mn |
P |
S |
Cr |
Co |
Ni |
|
0.61 |
1.8 |
0.75 |
0.012 |
0.001 |
0.81 |
0.01 |
0.01 |
Steel ball data:
|
Ball size (mm) |
Size tolerance (mm) |
Surfance hardness (hrc) |
Core hardness (hrc) |
Impact toughness (j/cm2) |
|
90 |
+1.5 -4.5 |
60 |
58~59 |
≥25 |
Competitive advantage:
Top high cost performance;
Save annual steel ball use qty;
Increase outlet.
