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Tungsten Carbide Bits--Oil Well Drilling Tools DTH Rock Drill Hammer Bits
1. Drawing and Data made before--FYI
TYPE | Dimension (mm) | ||
φD | φD1 | h | |
22-4.8 | 4.8 | 12.7 | 4.4 |
22-6.4 | 6.4 | 12.7 | 5.1 |
22-7.1 | 7.1 | 12.7 | 5.8 |
22-7.9 | 7.9 | 12.7 | 6.6 |
22-10.3 | 10.3 | 12.7 | 9.7 |
22-11.1 | 11.1 | 12.7 | 11.1 |
25-7.1 | 7.1 | 15.9 | 6.4 |
25-8.7 | 8.7 | 15.9 | 7.7 |
25-10.3 | 10.3 | 15.9 | 9.1 |
25-11.1 | 11.1 | 15.9 | 10 |
25-12.7 | 12.7 | 15.9 | 11.9 |
25-15.1 | 15.1 | 15.9 | 15.6 |
2. Related Products--Various Shape and Size
Customize Drawing OK
3. Material Grade and Chemical Composition
Grades | ISO Grade | Chemical Composition | Density (g/cm3) | HRA | T.R.S (N/mm2) |
YG4C | 96%WC, 4%Co | 15.00 | 89.5 | 1800 | |
YG6 | K20 | 94%WC, 6%Co | 14.80 | 89.5 | 1700 |
YG8 | K20-K30 | 92%WC, 8%Co | 14.70 | 88.5 | 2300 |
YG8C | K30 | 92%WC, coarse | 14.70 | 88.0 | 2300 |
YG9C | YK20 | 94%WC, 6%Co | 14.45 | 87.0 | 2400 |
YG11C | 89%WC, 11%Co | 14.40 | 86.5 | 2450 | |
YG13C | 87%WC, 13%Co | 14.30 | 86.0 | 2500 | |
YG15 | K40 | 85%WC, 15%Co | 14.00 | 86.5 | 2500 |
YG16 | 84%WC, 16%Co | 14.10-14.30 | 87.5 | 2400 | |
YG20 | 80%WC, 20%Co | 13.40-13.70 | 85.0 | 2254 |
4. Specification
Diameter:3mm to 150mm can make; Height: 3mm to 200mm; Tolerance: +/-0.01mm;
Grade: YG6,YG8,YG11 very popular; Finished with Grinding, polished, blank or sandblasting
1.OEM&ODM Design accept
2.Material: Tungsten Carbide, Cobalt
3.Certification: ISO9001
4.Colour: Grinding or Blank
5.Usage: Coal cutting, Mining, Oil drilling etc.
6.Alloy grades: YG4- YG20, as your demand.
7.Factory, all products pass strict inspection
8.Dimension:as your demand
9. History: 12years experience in China market, professional
10.Packing: plywood case outside, paper box inside with fillings, suitable for shipping.
11.Price: USD45/kg--usd 65/kg.depends on your demand, shape and size etc.
12.Payment: 30% as deposit, balance should be paied before delivery.
Accept T/T, Western Union, Moneygram, Paypal, Escrow etc.
13.Delivery: 7- 20 workdays after drawing and deposit confirmed.
5. Contact Information
Amy Xie
Jinan Xinyu Cemented Carbide Co.,ltd.
Tel:+86-53167897298
Factory: Zhangqiu city, Shandong Provience, China
Office: 1412Room of No.1 Building, Mingshihaoting, Jinan250014, China
