Main Products: Grinding Ball ,Steel Ball ,Steel Bar
high quality no deformation hot rolling grinding ball
USD $700 - $950 /Metric Ton
Min.Order:5 Metric Tons
Quick Details View All >
Jinan Jinchi Steel Ball Co., Ltd.
Business Type: Manufacturer,Trading Company
Shandong ChinaMain Products: Grinding Ball ,Steel Ball ,Steel BarProduct Details
high quality no deformation hot rolling grinding ball
1: diameter: 20~150mm
2: HRC: 50~65
3: material: steel
4: ISO9001:2008
Chemical elements of forged steel balls | |||||
C | Si | Mn | Cr | S | P |
0.50-0.65 | 0.15-0.37 | 0.6-1.2 | ≤0.25 | ≤0.04 | ≤0.04 |
0.7-0.9 | 0.45-0.75 | 0.7-1.25 | 0.11-0.4 | ≤0.04 | ≤0.04 |
Specification and hardness of forging ball
Nominal diameter
| Diameteical Tolerance | Weight of single ball in average | Surface hardness | Impact toughness |
(mm) | (mm) | (g) | (HRC) | (j/cm) |
Φ20 | +2 -1 | 32 | 50-65 | ≥12 |
Φ25 | +2 -1 | 64 | 50-65 | ≥12 |
Φ30 | +2 -1 | 110 | 50-65 | ≥12 |
Φ40 | +2 -1 | 263 | 50-65 | ≥12 |
Φ50 | +2 -1 | 513 | 50-65 | ≥12 |
Φ60 |
+3 -2
| 888 |
50-65
|
≥12 |
Φ70 | 1410 | |||
Φ80 | 2104 | |||
Φ90 | 2996 | |||
Φ100 | 4110 | |||
Φ110 |
+4 -2 | 5457 |
50-65 | |
Φ120 | 7102 | |||
Φ130 | 9030 | |||
Φ140 |
+4 -3 | 11278 |
50-65 | |
Φ150 | 13871 |
Applied Fields
1. Mines
2. Cement Plants
3. Chemical Industries
4. Power Stations
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