SP1480
SP1480 DTH Hammer
Our company’s uniquely designed high air pressure DTH hammer, which operates without a foot-valve, stands as one of the most advanced designs globally.
- Our bit's innovative no-foot-valve design prevents issues related to foot valve breakage and thermal expansion.
- Enjoy reduced energy consumption and increased impact frequency, resulting in drilling speeds 15%-30% faster than traditional foot valve models.
- Featuring fewer components, our streamlined design ensures each part is heat-treated for optimal performance.
- Designed for longevity, our DTH hammer is not only more durable but also simpler to repair.
SP1480 Structure
| Ref. | Parts | Weight | Part No. | Ref. | Parts | Weight | Part No. |
|---|---|---|---|---|---|---|---|
| 01 | Top Sub | 160 Kg | 01-SP1480-01 | 09 | Piston Case | 292 Kg | 01-SP1480-09 |
| 02 | Adjuster Shim | 1.5 Kg | 01-SP1480-02 | 10 | Guided Sleeve | 31.5 Kg | 01-SP1480-10 |
| 03 | “O”Ring | 0.05 Kg | 01-SP1480-03 | 11 | Check Ring | 0.5 Kg | 01-SP1480-11 |
| 04 | Check Valve | 3.4 Kg | 01-SP1480-04 | 12 | Retainer Ring | 7.6 Kg | 01-SP1480-12 |
| 05 | Spring | 0.4 Kg | 01-SP1480-05 | 13 | ORing | 0.03 Kg | 01-SP1480-13 |
| 06 | Valve Seat | 31.5 Kg | 01-5P1480-06 | 14 | Adjuster Shim | 1.5 Kg | 01-SP1480-14 |
| 07 | Inner Cylinder | 28.7 Kg | 01-SP1480-07 | 15 | Drive Chuck | 64 Kg | 01-SP1480-15 |
| 08 | Piston | 173 Kg | 01-SP1480-08 | 16 | Drill Bit | 01-SP1480-16 |
Technical Parameter
| Length(Less bit) | Weight | Outer Diameter | Connection Thread | Bit Shank | Hole Range |
|---|---|---|---|---|---|
| 1744mm | 796Kg | φ332mm | API7 5/8″REG | SP1480 | φ350-φ550mm |
| Work Pressure | Recommended Rotation Speed | Air Consumption | |||
| 1.8Mpa | 2.4Mpa | ||||
| 1.5-3.3 Mpa | 30～55r/min | 53m³/min | 76m³/min | ||
Contact us
Request A Quote
Welcome to contact us at any time to get the latest product information and quotations.
Email address
info@rockdrillmaster.com
sales@rockdrillmaster.com
Phone numbers
Mobile : +86 188 2419 8826
Our location
Pingjiang Industrial Park, Yueyang,
Hunan Province, China