Wedge buttons ZX type
Advantages
1, High quality & 100% virgin raw material with stable properties and long working life.
2, Various sizes and types for drilling button bits.
3, Precision dimensions with good unit weight and size accuracy.
4, Longstanding old customers with over tons export amount every month.
Grade Introduction of Mineral | |||||||||||||||||||||
Grade | Co | Grain Size of WC | Hardness | Density | Flexural Strength | Bending Tough- ness | Elastic Modulus | Coeffi- cient of Thermal Expan- sion | Application | ||||||||||||
Co% | HRA | HV30 | g/cm3 | MPa | N/mm2 | GPa | 10-6/°C | ||||||||||||||
G206 | 6 | Medium | 90.8 | 1500 | 14.9 | 3200 | 530 | 4.9 | Suitable for DTH drilling with high wind pressure | ||||||||||||
G506 | 6 | Coarse | 88.0 | 1200 | 14.9 | 2500 | 530 | 4.9 | Suitable for gear shaper cutting of concrete and asphalt road | ||||||||||||
G208 | 8 | Medium | 89.1 | 1300 | 14.7 | 2750 | 510 | 5.1 | Suitable for DTH drilling with medium and low wind pressure,and rock breaking | ||||||||||||
G308 | 8 | Medium | 88.8 | 1270 | 14.7 | 2750 | 510 | 5.1 | Suitable for tri-cone drill bit in milling, and tri-cone | ||||||||||||
G211 | 11 | Medium | 88.0 | 1200 | 14.4 | 2800 | 478 | 5.6 | tri-cone drill bit in milling, drill bit in engineering | ||||||||||||
G215 | 15 | Medium | 86.8 | 1100 | 14 | 2800 | 430 | 6.3 | Suitable for oilfield composite sheet | ||||||||||||
G510 | 10 | Coarse | 86.2 | 1040 | 14.5 | 2700 | 490 | 5.4 | Suitable for rotary drilling cutter, and coal cutters | ||||||||||||
G512 | 12 | Coarse | 86.0 | 1030 | 14.3 | 2900 | 470 | 5.7 | Suitable for tunnel boring machine of scraper,cut- ter and wear plate | ||||||||||||
G513 | 13 | Coarse | 85.6 | 1000 | 14.2 | 2900 | 460 | 5.8 | Suitable for tunnel boring machine of scraper,cut- ter and wear plate | ||||||||||||
G707 | 7 | Extra Coarse | 86.3 | 1050 | 14.8 | 2200 | 520 | 5 | Suitable for hard rock in engineering, and DTH drilling cutter | ||||||||||||
G806 | 6 | Extra Coarse | 86.2 | 1040 | 14.9 | 2100 | 530 | 4.9 | Suitable for high rock of rotary drilling cutter |