The Wassara technology uses water to power the DTH hammer. This makes it the ideal choice for drilling in sensitive areas as well as for drilling long straight holes. The water-powered hammer is capable of penetrating almost any formation while maintaining speed and accuracy.
Ø 165 / 178 / 190 / 203 mm
270 – 570 l/min (70 – 150 USgpm)
180 bar
| Length A | 1 754 mm (69″) |
| Length B | 1 659 mm (65″) |
| Diameter C | Ø 160 / 173 / 185 / 198 mm (6.3 / 6.8 / 7.3 / 7.8″) |
| Size D | 110 mm (4.3″) |
| Weight | 180 kg (397 lbs) |
| Bit diameter | Ø 165 / 178 / 190 / 203 mm (6.5 / 7.0 / 7.5 / 8.0″) |
| Operating pressure interval | 80 – 180 bar (1 160 – 2 610 psi) |
| Water consumption interval | 270 – 570 l/min (70 – 150 USgpm) new to worn |
| Frequency at maximum operating pressure | 45 Hz (2 700 blows/min) |
| Feed force, formation dependant | 15 000 – 30 000 N (3 370 – 6 750 lbf) |
| Rotation speed, formation dependant | 40 – 65 rpm |
| Rotation torque, formation dependant | 2 000 – 4 000 Nm (1 475 – 2 950 lbf-ft) |
| Drill rod | Wassara Drill Rod Ø 114 / 140 mm (4.5 / 5.5″), Thread API 3½” Reg |
| Recommended water pump | WASP200D / WASP200E VSD, 610 l/min (160 USgpm) @ 200 bar (2 900 psi) |
| Bit shank | Wassara 360 |
| Hammer diameter | Part no. |
|---|---|
| Ø 160 mm | 1500060-160 |
| Ø 173 mm | 1500060-173 |
| Ø 185 mm | 1500060-185 |
| Ø 198 mm | 1500060-198 |
| Pos | Detail | Spare part kit | Part no. |
|---|---|---|---|
| 1 | Drill bit Ø 165 mm, Convex SB Drill bit Ø 178 mm, Convex SB Drill bit Ø 190 mm, Convex SB Drill bit Ø 203 mm, Convex SB | 3000062 3000128 3000064 3000041 | |
| 2 | Chuck | 1001276 | |
| 3 | Bit retainer | 1002881 | |
| 4 | Seal kit | 1, 2 | 1002613 |
| 5 | Hammer case Ø 160 mm Hammer case Ø 173 mm Hammer case Ø 185 mm Hammer case Ø 198 mm | 1500054-160 1500054-173 1500054-185 1500054-198 | |
| 6 | Piston bushing | 1, 2 | 0030981 |
| 7 | Inner tube | 1500100 | |
| 8 | Piston | 1, 2 | 0010983 |
| 9 | Sliding case | 2 | 1500099 |
| 10 | Valve house | 2 | 1500055 |
| 11 | Valve | 2 | 1500057 |
| 12 | Sleeve | 1500056 | |
| 13 | Guided Lid | 1500058 | |
| 14 | Filter | 1, 2 | 1500063 |
| 15 | Filter support | 1500059 | |
| 16 | Backhead API 3½” Reg pin | 1500061 | |
| Spare part kit 1 | 1002630 | ||
| Spare part kit 2 | 1002631 |
See our featured Case studies below to learn what real world projects our technology has been a part of.
