Drifting and Tunneling Tools
Drilling Dome Bit for Reaming
Spherical and Parabolic
R32
Product specifications:
| Drill Bit | Diameter, mm | No x Button Diameter | Flushing Hole | Weight approx., kg |
| Front | Gauge | Angle | Front | Side |
| Dome Bit for Reaming | Spherical / Parabolic Buttons |
| 76 | 1 x 13 | 9 x 13 | 35 | 3 | 1 | 2.0 |
| 89 | 1 x 13 | 14 x 13 | 35 | 2 | 2 | 2.6 |
| 102 | 1 x 13 | 16 x 13 | 35 | 2 | 2 | 3.2 |
| 127 | 1 x 13 | 18 x 16 | 35 | 3 | 1 | 4.8 |
This type of bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations (between 200 Mpa to 260 Mpa compressive strength). Featuring spherical tungsten carbide inserts that is known to have strong configuration against carbide fracture. Used in drifting and tunneling.
Product Features:
1. High-strength, high flexibility, high temperature, high wear resistance.
2. High-precision metal seal.
3. Locking roller ball, to adapt to high-speed.
4. Use high strength high toughness carbide teeth
5. Hours in the rotary cone bit with the impact, crushing and shearing the role of broken rock.
6. Cone bit to adapt to the soft, medium and hard of various strata.
7. Reasonable price and long working life.
Application:
1. Underground mining
2. Tunneling
3. In granite and marble quarry
4. Gold Mine
5. Dimensional Stone Industry
Spherical Button Characteristics:
1. Universal button
2. Good wear resistance
3. Best suited for hard ground
4. 27000-48000PSI(180 to 320Mpa)
5. Suited for abrasive to very abrasive drilling conditions
Ballistic Button Characteristics:
1. Fast Penetration
2. Best suited for soft rock
3. 10000-20000PSI(70 to 140Mpa)
4. Suited for non-abrasive drilling conditions
Package: Carton or Wooden Box; also we can follow customers' requirements.
Delivery time is around 15-25 days.
P.S. We can design and manufacture products according to customers’ requirements.
Company Information:
The MIROC® Rock Drilling Tools product line by KSQ Technologies (Beijing) Co.Ltd. is the result of years of advanced engineering, precision manufacturing, and dedication to the use of high-quality materials.
MIROC® Rock Drilling Tools are used by many drilling professionals related to mining, construction, tunneling, and quarrying projects around the globe.
KSQ Technologies (Beijing) Co. Ltd.
Elisa Zarovkina (Елизавета)
Product Tags:
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Tungsten Carbide Reaming Dome Bit Dia 76 - 127mm Spherical / Parabolic Buttons 35° Images
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