Cemented carbide for Engineering and shield machine
Strip buttons for crusher | ||||||||||||||||||
Dimension | ||||||||||||||||||
Type | L | H | S | |||||||||||||||
Dim. | Tol. | Dim. | Tol. | Dim. | Tol. | |||||||||||||
47×15×10 | 47 | ±0.3 | 15 | ±0.2 | 10 | 0 | ||||||||||||
-0.3 | ||||||||||||||||||
Cemented carbide for milling cutters | ||||||||||||||||||
Dimension | ||||||||||||||||||
Type | L | H | S | |||||||||||||||
Dim. | Tol. | Dim. | Tol. | Dim. | Tol. | |||||||||||||
60×45×30 | 60 | ±0.50 | 45 | ±0.40 | 30 | ±0.3 | ||||||||||||
50×40×30 | 50 | ±0.40 | 40 | ±0.25 | 30 | ±0.3 | ||||||||||||
40×35×25 | 40 | ±0.40 | 35 | ±0.25 | 25 | ±0.3 | ||||||||||||
38×30×20 | 38 | ±0.350 | 30 | ±0.25 | 20 | ±0.3 | ||||||||||||
50×35×25 | 50 | ±0.40 | 35 | ±0.30 | 25 | ±0.3 | ||||||||||||
22×20×13 | 22 | ±0.20 | 20 | ±0.20 | 13 | ±0.3 | ||||||||||||
52.5×23×12 52.5 ±0.3 23 ±0.3 12 0 -0.3 |
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 |
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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 |
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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 |
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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 |
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G513 | 13 | Coarse | 85.6 | 1000 | 14.2 | 2900 | 460 | 5.8 | Suitable for tunnel boring machine of scraper,cut- ter and wear plate |
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G707 | 7 | Extra Coarse |
86.3 | 1050 | 14.8 | 2200 | 520 | 5 | Suitable for hard rock in engineering, and DTH drilling cutter |
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G806 | 6 | Extra Coarse |
86.2 | 1040 | 14.9 | 2100 | 530 | 4.9 | Suitable for high rock of rotary drilling cutter |