
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.
Zhuzhou Mingri Cemented Carbide Co., Ltd.
Zhuzhou Mingri Cemented Carbide Co., Ltd.
Located in Liyu Industrisl Area, Zhuzhou City, Tianyuan District, Hunan Province, Zhuzhou Mingri Cemented Carbide Co., Ltd was established in May of 2001 with the investment of RMB 40 million and area of 33000 square meters. We own up-to-date production line, advanced equipment, lots of technicians. We have passed ISO 9001:2008,ISO 9001:14001. And we have been always trying our best to provide our customers with high quality , best price and satisfactory services.
We specialize in series of tungsten carbide products, such as cold forging die cores, brazed tips, disc cutters, plates and boards, saw tips, round rods, rock drilling bits and buttons, milling tools, geological exploration drill tools and so on. Our production are exported to UK, European, Japan, Taiwan and South-east Asia etc.
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