Retractable T51 89mm Tungsten Carbide Button Bit For Top Hammer Drilling
Retractable T51 89mm Tungsten Carbide Button Bit for Top Hammer Drilling
Application:
- This type of bit is well known for its wear resistance on medium-hard to hard rock formations
- Featuring spherical tungsten carbide inserts that is known to have strong configuration against carbide fracture
- Widely used drifting and tunneling
- Bit face design is ideal for medium-hard to hard rock formations
Specification as below:
| T51 Retrac Button Bit | Bit Dia. | Buttons and Size (mm) | Flushing Hole | Weight | Product Code | |||
| mm | inch | Front | Gauge | Front | Side | kg | ||
| Retrat Button Bit, Drop Center Spherical Buttons, R11XX |
89 | 3 1/2 | 3x11, 2x11 | 6x13 | 3 | 0 | 5.3 | R1189-T51-S |
| Retrat Button Bit Spherical Buttons, R12XX |
89 | 3 1/2 | 4x13 | 8x13 | 2 | 0 | 5.3 | R1289-T51-S |
| 102 | 4 | 4x14 | 8x14 | 2 | 0 | 7.3 | R12102-T51-S | |
| Retrat Button Bit, Drop Center Spherical Buttons, R13XX |
89 | 3 1/2 | 4x11,1x11 | 8x13 | 4 | 0 | 5.3 | R1389-T51-S-1 |
| 89 | 3 1/2 | 4x13,1x13 | 8x13 | 4 | 0 | 5.3 | R1389-T51-S-2 | |
| 102 | 4 | 4x13,1x13 | 8x14 | 4 | 0 | 7.3 | R13102-T51-S-1 | |
| 102 | 4 | 4x13,1x13 | 8x14 | 4 | 1 | 7.3 | R13102-T51-S-2 | |
Carbide Button Shape Selection:
1. Semi-Ballistic Buttons
2. Ballistic Button
3. Spherical Button
4. Two-step Button
Raw material:
Steel:
First class special alloy steel with high strength, heat resistance and wearable
Carbide
The best tungsten carbides from China are commonly applied.
Tungsten carbide from European is also available.
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We passed ISO9001 quality management system certification.
We accept OEM manufacturing and produce on your design.
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