SP480
SP480 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.
SP480
| Ref. | Parts | Weight | Part No. | Ref. | Parts | Weight | Part No. |
|---|---|---|---|---|---|---|---|
| 1 | Top Sub | 7.4 kg | 01-SP480-01 | 8 | Piston Case | 11.6 kg | 01-SP480-08 |
| 2 | “O” Ring | 0.01 kg | 01-SP480-02 | 9 | Guided Sleeve | 1.5 kg | 01-SP480-09 |
| 3 | Check Valve | 0.3 kg | 01-SP480-03 | 10 | Check Ring | 0.02 kg | 01-SP480-10 |
| 4 | Spring | 0.04 kg | 01-SP480-04 | 11 | Retainer ring | 0.34 kg | 01-SP480-11 |
| 5 | Valve Seat | 1 kg | 01-SP480-05 | 12 | Drive Chuck | 3.1 kg | 01-SP480-12 |
| 6 | Inner Cylinder | 1.5 kg | 01-SP480-06 | 13 | Drill Bit | 01-SP480-13 | |
| 7 | Piston | 8 kg | 01-SP480-07 |
Technical Parameter
| Length(Less bit) | Weight | Outer Diameter | Connection Thread | Bit Shank | Hole Range |
|---|---|---|---|---|---|
| 863mm | 35kg | φ100mm | API2 3/8″REG | SP480 | φ108 － φ135mm |
| Working Pressure | Recommended Rotation Speed | Air Consumption | |||
| 1.0Mpa | 1.8Mpa | ||||
| 1.0-1.9 Mpa | 30-60 r/min | 5.5m³/min | 9m³/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