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Help Center64mm 76mm 89mm R38 Retrac Button Bit
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Thread Button 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.
Product Name: |
Thread button bits |
Description: |
For different rock hardness mining,tunneling,quarrying projects. |
Material: |
Alloy steel bar and tungsten carbide bit |
MOQ: |
trial order 1-5pcs |
Body Type |
Normal type and retract type |
Thread type |
R25,R28,R32,R38,T38,T45,T51,ST58,ST68 |
Diameter |
32mm-152mm |
Button bit shape |
Spherical and Ballistic |
Face shape |
Flat shape and Drop-center shape |
Applications of rock drilling tools
• Underground mining and surface mining
• Long hole drilling
• Bench mining and production mining
• Granite, Basalt, Limestone rock etc.
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
Production Process:
1. Raw material 2. Making bits body 3. Making bit face 4. Heat-treatment 5. Package.
Specification:
R38 Retrac Button Bit
| Bit Diameter | Buttons and Size (mm) | Flushing hole | Weight | Part Number | ||||
| mm | inch | Front | Gauge | Angle | Front | Side | kg | |
| Spherical | ||||||||
| 64 | 2 1/2 | 3×10, 1×10 | 6×11 | 35° | 3 | - | 2.2 | 4148300667 |
| 70 | 2 3/4 | 4×10, 1×10 | 8×11 | 35° | 4 | - | 2.4 | 4148300668 |
| 76 | 3 | 4×11, 1×11 | 8×11 | 40° | 4 | - | 3.3 | 4148300669 |
| 76 | 3 | 4×11, 1×11 | 8×12 | 35° | 4 | - | 3.3 | 4148300670 |
| 89 | 3 1/2 | 5×12 | 8×12 | 35° | 2 | - | 4.8 | 4148300671 |
| 89 | 3 1/2 | 4×13, 1×13 | 8×13 | 35° | 4 | - | 4.8 | 4148300672 |
| Ballistic | ||||||||
| 64 | 2 1/2 | 3×10, 1×10 | 6×11 | 35° | 3 | - | 2.2 | 4148300673 |
| 70 | 2 3/4 | 4×10, 1×10 | 8×11 | 35° | 4 | - | 2.4 | 4148300674 |
| 76 | 3 | 4×11, 1×11 | 8×11 | 40° | 4 | - | 3.3 | 4148300675 |
| 76 | 3 | 4×11, 1×11 | 8×12 | 35° | 4 | - | 3.3 | 4148300676 |
| 89 | 3 1/2 | 5×12 | 8×12 | 35° | 2 | - | 4.8 | 4148300677 |
| 89 | 3 1/2 | 4×13, 1×13 | 8×13 | 35° | 4 | - | 4.8 | 4148300678 |
Product Pictures:
Button bit and Insert types:
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
Order Information:
Thread + Bit. Diameter + Carbide Type + Body Type
Packaging & Shipping
Carton or wooden box
KSQ Technologies (Beijing) Co. Ltd. is a company that shall cater to the needs of the construction and mining industries, with consideration on providing solutions to the following unique problems:
Please feel free to contact us at any time, we will be always here for supporting you!
Skype: alice. zhang1106
Whatsapp:+86-182-0101-1129
Send Inquiry to This Supplier
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