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| Business Type | Manufacturer, Exporter, Supplier |
| Material | Metal |
| Shape | Cylindrical |
| Color | Black |
| Click to view more | |
Product Details
Condition
New
Application
Drilling Works For Blasting Duties In Tunneling, Construction, Mining, Quarrying, Etc.
Type
Coupling Sleeve
Country of Origin
India
Thread Type
R25, R28, R32, R38, T38, T45, T51
Diameter
35mm, 40mm, 45mm, 55mm, 63mm, 66mm, 72mm, 76mm
Length
150mm, 155mm, 170mm, 180mm , 180mm, 190mm, 210mm , 235mm
Coupling Type
Semi-bridge, Full bridge, Adapter Coupling
Coupling is used for connecting shank adapter and extension drill rod together, or for connecting two extension rods together. Besides normal equal couplings, we also offer reducing couplings that are able for changing thread type and size. The couplings we offer can be applied for our top hammer drilling system, suitable for drilling duties in tunneling, construction, mining, quarrying, etc.
Parameters
- Thread type: R25, R28, R32, R38, T38, T45, T51
- Diameter: 35mm, 40mm, 45mm, 55mm, 63mm, 66mm, 72mm, 76mm
- Length: 150mm, 155mm, 170mm, 180mm , 180mm, 190mm, 210mm , 235mm
- Coupling type: Semi-bridge, Full bridge, Adapter Coupling
Features
- Premium steel as material, precision CNC for manufacturing, accuracy and reliability assured;
- High transmission efficiency grants high drilling efficiency for the drilling system.
Applications
Drilling works for blasting duties in tunneling, construction, mining, quarrying, etc.
Specifications
| Thread | Diameter (mm) | Diameter (inch) | Length (mm) | Length (inch) |
| R25 | 35 | 1 19/50 | 150 | 5 9/10 |
| R28 | 40 | 1 29/50 | 155 | 6 1/10 |
| R32 | 45 | 1 3/4 | 170 | 6 57/64 |
| R38 | 55 | 2 5/32 | 170 | 6 57/64 |
| T38 | 55 | 2 5/32 | 190 | 7 33/64 |
| T45 | 63 | 2 15/32 | 210 | 8 17/64 |
| T45 | 66 | 2 19/32 | 210 | 8 17/64 |
| T51 | 72 | 2 7/8 | 235 | 9 1/4 |
| T51 | 76 | 3 | 235 | 9 1/4 |
Specifications
| Thread A | Thread B | Diameter (MM) | Diameter (INCH) | Length (MM) | Length (INCH) |
| R25 | R32 | 45 | 1 3/4 | 170 | 6 57/64 |
| R28 | R32 | 45 | 1 3/4 | 170 | 6 57/64 |
| R32 | R38 | 55 | 2 5/32 | 180 | 7 1/8 |
| R32 | R38 | 55 | 2 5/32 | 180 | 7 1/8 |
| T38 | R38 | 55 | 2 5/32 | 190 | 7 33/64 |
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