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[China]
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Address: Room9-616, No. 10 Zhenxing Road (MDW Plaza), Changping District, 102200 Beijing, China
Contact name:Yingkai Zhang
KSQ Technologies (Beijing) Co. Ltd |
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R28 Spherical Buttons Dia 37mm - 45mm CNC Milling Rock Drilling Tools Button Drill Bit
Description
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.
KSQ offers a full range of threaded drilling tools.
With the top quality of alloy steels and the best carbides made in
China,
we produce all threaded button bits by hot press technology.
Type | Thread Button Bit |
Material | tungsten carbide |
Use | Ore Mining, quarry,mining,blasting,construction,open bit etc. |
Advantages | high quality and factory prices |
Boby type | Normal type or retrac type |
Thread | R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, GT60, GT68 |
Tungsten carbide | Spherical, ballistic,Conical,Hemispherical |
Fact type | Drop Center, Flat Face, Convex, Concave, etc |
Color | According to your requirements |
• Widely used drifting and tunneling
• Bit face design is ideal for medium-hard to hard abrasive rock
Color: Green or Based on Customer requirements
Material: Tungsten carbide and high strength alloy steel
Processing: CNC milling and proprietary heat treatment process
Type: R28 Button Bit Spherical Buttons
Applications
• Underground mining
• Tunneling
Competitive Advantage
• High grade tungsten carbide inserts
• Bit bodies manufactured from high grade steel and processed using
state-of-the-art CNC machinery and heat treatment
Specification
Product Code and Brief Description | Angle | Front Flushing Holes | Side Flushing Holes | Weight (kg) |
B737-R28-S, R28 Button Bit, Spherical Buttons | 30° | 1 | 1 | 0.5 |
B638-R28-S, R28 Button Bit, Spherical Buttons | 30° | 1 | 2 | 0.6 |
B738-R28-S, R28 Button Bit, Spherical Buttons | 30° | 1 | 1 | 0.6 |
B741-R28-S, R28 Button Bit, Spherical Buttons | 35° | 1 | 1 | 0.7 |
B743-R28-S, R28 Button Bit, Spherical Buttons | 35° | 1 | 2 | 0.8 |
B745-R28-S, R28 Button Bit, Spherical Buttons | 30° | 1 | 2 | 0.9 |
B945-R28-S, R28 Button Bit, Spherical Buttons | 35° | 1 | 3 | 0.9 |
