Active Member
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[China]
Address: Block B, building 4, Area B, Hi Tech New Makin Valley Xiangyuehuan Road, Tianyuan District, Zhuzhou, Hunan, China
Contact name:Ms Pan
Zhuzhou TGC Cemented Carbide Co.,Ltd. |
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G30 Cemented Carbide Button Bits For Small Rock Drilling Bits DTH Spherical Bits
With excellent impact wear resistance and good performance, TGC tungsten carbide button bits are suitable for cemented carbide buttons of various kinds of DTH bits(high air pressure, middle air pressure, and low air pressure) and threaded drilling bits. The preferred grade for high air pressure DTH bits
The hardness for our button bits from HRA 86-90.3, and the T.R.S from 2400-2900 N/mm2
Regular button bits sharps:
General Tungsten Carbide Button Bits:
| Carbide Grade | Density g/cm3 | T.R.S MPa | Hardness HRA | Recommended Performance & application |
| TGC1 | 15.1 | 1800 | 90 | Mainly used as small buttons for percussion bits to cut soft and medium-hard formations. |
| TGC2 | 14.95 | 1900 | 90.5 | For coring crowns, electric coal drill bits, coal cutting picks, oil cone bits, and scraping knife bits, are used in geological prospecting, coal mining, and oil well boring. |
| TGC3 | 14.8 | 2200 | 89.5 | For coring crowns, electric coal drill bits, coal cutting picks, oil cone bits, and scraping knife bits, are used in geological prospecting, coal mining, and oil well boring. |
| TGC4 | 14.95 | 2500 | 90.5 | Mostly used as the buttons of small and medium-sized percussion bits and as the inserts of rotary prospecting bits to cut soft and medium-hard formations. |
| TGC5 | 14.6 | 2450 | 87.6 | Suitable to strips, conical buttons for rotary percussion-resistant, geological prospection buttons, cut soft and medium-hard formations. |
| TGC6 | 14.4 | 2500 | 86.8 | Primarily for the buttons and inserts of rotary percussion bits to cut medium-hard and hard formations. |
| TGC7 | 14.4 | 2550 | 87.2 | Primarily for the buttons and inserts of rotary percussion bits to cut medium-hard and very hard formations. |
| TGC8 | 14.4 | 2700 | 86.5 | Largely for the inserts and buttons of percussion bits and tri-cone bits to cut medium-hard, hard, and very hard formations. |
| TGC9 | 14.2 | 2850 | 86 | Primarily for the buttons of tritone bits and inserts of rotary percussion bits to cut hard and very hard formations. |
| TGC10 | 14 | 3000 | 85.5 | For oil cone drill bits, for medium-soft and medium-hard rocks. |
Advantages:
Our carbide button bits range:
