HYDRAULIC HAMMER
| PROJECT |
TECHNICAL DATA
|
||
|
NH-70 |
NH-100 |
||
Driving mechanism |
Hydraulic cylinder with double-action
mechanism |
Hydraulic cylinder with double-action
mechanism |
|
Ram weight |
7000Kg |
10000kg |
|
Max ram strake (equivalent
to free drop) |
1280mm |
1440mm |
|
Driving energy |
8.96(ton/m) |
14.4(ton/m) |
|
Driving cycle (At
max, ram stroke with the following hydraulic power source) |
25-70(´Î/min) |
25-56(´Î/min) |
|
Rated
pressure |
Hydraulic power source
Operating pressure |
21MPa |
21MPa |
| Max, oil flow | 218(I/min) |
242(I/min) |
|
Suitable
pile dia |
Concrete | 300-600nm |
400-800nm |
| Steel pipe | 300-800nm |
400-1500nm |
|
| Driving direction | Vertical |
Vertical |
|
| Operating weight (Including lifting device and hammer cap) | 14400kg |
22500kg |
|
| Guide: pich * pipe dia. | 300*70nm |
600*101.6nm |
|
