T45 Retrac button bit for rock drill
Retrac Button Bits T45 89mm Rock Drilling Tools for Hard Rock
Description of Button Bit
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Product Name: |
different rock hardness drilling button bit |
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Description: |
For different rock hardness mining,tunneling,quarrying button bit Button bit Made with high quality of best quality alloy steel bar and tungsten carbide, through heat treatment. |
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Material: |
Alloy steel bar and tungsten carbide bit |
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MOQ: |
trial order 1-5pcs |
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Body Type |
Normal type and retract type |
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Thread type |
R25,R28,R32,R38,T38,T45,T51,ST58,ST68 |
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Diameter |
32mm-152mm |
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Button bit shape |
Spherical and Ballistic |
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Face shape |
Flat shape and Drop-center shape |
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
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