Zhuzhou Chaoyu Industrial Co.,Ltd
ZHUZHOU CHAOYU INDUSTRIAL CO.,LTD
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Mill Grinding Used 4mm tungsten carbide ball for bearing industry
Features of our tungsten carbide blank balls
1.stable property: tungsten carbide material outperform steel balls in terms of hardness,stablity and impact strength.
2.Various choice on surface treatment: we supply a wide range of tolerance request from G3-G50.
3.Various grades and specifications: find the grade table and specification table as below.
Property of our tungsten carbide bearing balls
Grade:YG8(K30)
Density: 14.70-14.90g/cm³
Hardness: ≥ HRA 89.5
T.R.S: ≥2020n/m㎡
Porosity: A02B00C00
Dimensions of solid tungsten carbide blank balls
These specs are the most common dimensions in our factory,if you can't find the one you need,please contact for more information.
| Diameter (mm) | Diameter (mm) | Diameter (mm) | Diameter (mm) |
| 2.0 | 2.38125 | 2.5 | 3.0 |
| 3.175 | 3.5 | 4.0 | 4.5 |
| 4.7625 | 5.0 | 5.5 | 6.0 |
| 6.35 | 6.5 | 7.0 | 7.144 |
| 7.5 | 7.938 | 8.0 | 8.5 |
| 9.0 | 9.525 | 10.0 | 11.0 |
| 11.1125 | 12.0 | 12.7 | 13.0 |
| 13.494 | 14.0 | 14.2875 | 15.0 |
| 15.875 | 16.0 | 17.0 | 17.4625 |
| 18.0 | 19.0 | 19.05 | 20.0 |
| 22.225 | 25.0 | 25.4 | 28.575 |
| 30.0 | 31.75 | 38.1 | 42.8625 |
| 50.8 |
Quality grade of tungsten carbide blank balls
Different tungsten carbide ball grade have different composition, property, performance characteristic and orientation for property increasing.
| Grade | ISO grade | Grain size (um) | Binder | density (g/cm³) | Hardness (HRA) | T.R.S (N/m㎡) |
| YG6X(C3) | K10 | 1.2 | 6 | ≥15.00 | ≥91.0 | ≥1880 |
| YG6(C1) | K20 | 1.5 | 6 | ≥14.90 | ≥90.0 | ≥1580 |
| YG8(C2) | K30 | 1.5 | 8 | ≥14.80 | ≥89.5 | ≥2020 |
Application of tungsten carbide blank balls
Tungsten carbide spheres are mainly used for bearings,valves,flow meters,ball screws,gauging and ball pens
We can supply high quality tungsten carbide blank ball:
- roundness, high precision, long life;
- good density, high hardness and good wear resistance;
- product tolerances.
Customized size carbide balls are available too,your inquiry will be more than welcome,work with us!