1) No deformation
2) High hardness Good wear resistant
3) Size:Dia12mm-150mm
4) Breakage<1%
5) Certification: ISO9001,SGS.
Forged Ball Details:
Material | Chemical Elements | |||||
C | Si | Mn | P/S | Cr | Hardness (HRC) | |
45# | 0.42-0.50 | 0.17-0.37 | 0.5-0.8 | <0.035 | <0.25 | 60-65 |
60MN | 0.55-0.65 | 0.17-0.37 | 0.7-1.0 | <0.04 | <0.25 | 58-63 |
B2 | 0.72-0.85 | 0.17-0.37 | 0.7-1.0 | <0.04 | 0.4-0.6 | 55-58 |
B3 | 0.58-0.66 | 1.3-1.9 | 0.65-0.8 | <0.025 | 0.7-0.9 | 56-65 |
B6 | 0.97-1.03 | 0.2-0.3 | 1.0-1.1 | <0.025 | 0.5-0.6 | 61-65 |
Material
|
25mm-50mm HRC |
60mm-90mm HRC |
100mm-125mm HRC
| 130-150mm HRC | ||||
Surface | Core | Surface | Core | Surface | Core | Surface | Core | |
C45 | 55-58 | 55-58 | 50-68 | 23-30 | 48-52 | 22-26 | 48-52 | 22-25 |
60Mn | 58-62 | 55-60 | 58-62 | 30-36 | 57-61 | 26-32 | 57-61 | 26-30 |
B2 | 60-64 | 58-64 | 57-64 | 45-60 | 55-60 | 38-48 | 55-60 | 38-42 |
B3 | 62-65 | 60-65 | 60-65 | 58-65 | 56-65 | 50-62 | 56-63 | 50-55 |
B6 | 62-65 | 60-65 | 61-65 | 58-65 | 60-63 | 50-62 | 61-63 | 50-55 |
Casting Ball
1) Traditional Forged
Raw material →Cutting →Heating → Water quenching → Tempering
2) Auto Hot Rolling
Raw material →Hot Rolling Mill → Water Quenching → Tempering
3) Casting
Raw material preparation →Smelting→ Pouring→Cooling and demoulding→Heat treatment and inspection
1. Which kind of steel balls that you produce?
Our main products are high chrome cast grinding balls, forged balls, grinding cylpebs.
2. What's your warranty?
1 year.
3. Can you provide free sample?
Yes, we are glad to supply free samples which quantity is less than 10kgs. But usually the courier fee should be paid by customer.
4. How about your quality control?
In order to ensure the quality, we have strict quality control system.
a) We will test when purchase the raw materials.
b) We will test the products when finished.
5. What's your wear rate and breakage rate?
In different application areas, the wear rate is different. But the breakage rate is less than 0.5%.