Diameter 12mm oil field and grinding tungsten carbide bearing steel balls
Specification of tungsten carbide ball
1, productsSize Range: 0.4mm~140mm
2, For sealing of valves of oil pumps in petroleum industry's sand containing wells,
viscous oil wells, sea oil wells, high pressure sulfur resistant oil wells, compatible
Cemented Carbide valve seats, etc.
3, Various grades for cemented carbide balls/pellets can be supplied according to
customer's drawings.
4, The surface finish, tolerance class and tolerances of dimensions have respectively reached the standards of the machine industry
Sizes of tungsten carbide ball
| Diameter | Tolerance | Diameter | Tolerance |
| mm | mm | mm | mm |
| Φ4.3 | 0~+0.15 | Φ18.45 | 0~+0.2 |
| Φ4.85 | 0~+0.15 | Φ19.45 | 0~+0.2 |
| Φ5.2 | 0~+0.15 | Φ22.7 | 0~+0.2 |
| Φ5.85 | 0~+0.15 | Φ24.3 | 0~+0.25 |
| Φ6.3 | 0~+0.15 | Φ24.5 | 0~+0.25 |
| Φ6.7 | 0~+0.15 | Φ27.6 | 0~+0.25 |
| Φ7.05 | 0~+0.15 | Φ29.2 | 0~+0.25 |
| Φ8.3 | 0~+0.15 | Φ30.6 | 0~+0.3 |
| Φ9.05 | 0~+0.15 | Φ32.4 | 0~+0.3 |
| Φ9.25 | 0~+0.15 | Φ35.3 | 0~+0.3 |
| ... | ... | ... | ... |
Application of tungsten carbide ball
Tungsten carbide ball was widely used in precision tools drawing and punching,high precision bearings,high precision measuring instrument and appratus,water pump and brake pump,and various machinery sealing accessories part in high-tech industry.
