We, SUNGWON Heavy Machinery, have been manufacturing and supplying rock,
soil drilling equipment and tools of DTH Hammers, Hammer Bits and Auger
Machines in Korea.


14” DTH Hammer
SWH320, SWH320N, SWH320N1

| Hammer Model | |
|---|---|
| Bit Shank Type |
SUNGWON |
| Atlas | |
| Sandvik | |
| Numa | |
| Bit Dia. | mm |
| Hammer Dia. | mm |
| Cylinder Bore |
mm |
| Piston Stroke |
mm |
| Piston Weight |
Kgs |
| Length (Less Bit) |
mm |
| Weight (Less Bit) |
Kgs |
| Connection Type |
|
| Air Consumption CFM(m3/min) |
100 psi 7.0 Kg/cm2 |
| 150 psi 10.5 Kg/cm2 |
|
| 200 psi 14.0 Kg/cm2 |
|
| 250 psi 17.6 Kg/cm2 |
|
| 300 psi 21.0 Kg/cm2 |
|
| 350 psi 24.1 Kg/cm2 |
|
| SWH320 | SWH320N | SWH320N1 |
|---|---|---|
| SWH320 | ||
| N120 | N125 | |
| 330~530 | 330~530 | 330~530 |
| 320 | 320 | 320 |
| 240 | 240 | 240 |
| 115 | 115 | 115 |
| 156 | 156 | 156 |
| 1835 | 1820 | 1821 |
| 1005 | 990 | 990 |
| Hexagonal Joint | API 7 5/8 Reg.Pin | API 7 5/8 Reg.Pin |
| 850(24) | 850(24) | 850(24) |
| 1150(32.5) | 1150(32.5) | 1150(32.5) |
| 1650(46.7) | 1650(46.7) | 1650(46.7) |
| 2110(59.7) | 2110(59.7) | 2110(59.7) |
| 2650(74.9) | 2650(74.9) | 2650(74.9) |
| 3330(94.2) | 3330(94.2) | 3330(94.2) |