12Inch DTH hammer SD12 shank For Piling Drilling Foundation Water Well Rock Drilling
1. Product Description
2. Detailed structure information
| Items | Part No | |
| 1.Back Adapter | TH-SD12-01 | |
| 2.Steel Pad Ring | TH-SD12-02 | |
| 3.O ring | TH-SD12-03 | |
| 4.Check Valve | TH-SD12-04 | |
| 5.Check Valve Spring | TH-SD12-05 | |
| 6.Belleville Spring | TH-SD12-06 | |
| 7.Check Valve Guide | TH-SD12-07 | |
| 8.Feed tube | TH-SD12-08 | |
| 9.Outer Cylinder | TH-SD12-09 | |
| 10.Piston | TH-SD12-10 | |
| 11.Bush Drive Sub | TH-SD12-11 | |
| 12.O ring | TH-SD12-12 | |
| 13.Chuck Ring | TH-SD12-13 | |
| 14.Steel Ring | TH-SD12-14 | |
| 15.Chuck Sleeve | TH-SD12-15 | |
| 16.SD12 DTH bit | TH-SD12-16 |
| Bit Shank | Thread connection | Work Pressure(Mpa) | Air consumption at 2.4Mpa |
| SD12 | API 6 5/8"Reg Pin | 1.7-2.4 | 62.3 |
| Hole Range | Length Without bit | Recommended Speed (r/min) | Impact rate at 1.7Mpa |
| 305-445mm | 1598mm | 15-25Rpm | 20Hz |
| Weight | External diameter(mm) | ||
| 520kg | 275mm |
3. Product Application
-----Construction Foundation piling drilling,can match to Kinds of Drill Rig,like Drilltech,CASAGRANDE,Solimec
-----Water well drilling
-----Oil and Gas open hole drilling
4. Site information
