Artboard 1Artboard 1Checkmarkclose-chubbyCombined ShapeexpandExternal-LinkUntitled-3gridlkab-breadcrumb-startinfoUntitled-1listplay-linkplay-sololkab-printikon-sök-lkabTwitterYouTube

Download the Data sheet as PDF-file:

Basic information - W120 (5")

Hole size Ø 130 / 140 / 152 mm (5 / 5.5 / 6.0")
Water consumption
175 - 445 l/min (45 - 118 USgpm)
Max operating pressure
180 bar (2 610 psi)



 

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.

Technical specification


W120 Hammer

Length A

1 590 mm (62.6")

Length B

1 495 mm (59")

Diameter C

Ø 126 mm (5") 

Size D

90 mm (3.5")

Weight

99 kg (218 lbs) 

Bit diameter

Ø 130 / 140 / 152 mm (5 / 5.5 / 6.0") 

Operating pressure interval

60 - 180 bar (870 - 2 610 psi)

Water consumption interval

175 - 445 l/min (45 - 118 USgpm) new to worn 

Frequency at maximum operating pressure

54 Hz (3 240 blows/min)

Feed force, formation dependant

12 000 - 24 000 N (2 700 - 5 400 lbf) 

Rotation speed, formation dependant

45 - 75 rpm 

Rotation torque, formation dependant

1 500 - 3 000 Nm (1 100 - 2 210 lbf-ft) 

Drill rod

Wassara Drill rod Ø 102 mm (4"), Thread API 3½" Reg

Recommended water pump

WASP200D / WASP200E VSD, 610 l/min (160 USgpm) @ 200 bar (2 900 psi)

Bit shank

Wassara 350

 



 

 

W120 Hammer sizes

Hammer diameter Part no.
Ø 126 mm 1001070-126
Ø 136 mm 1001070-136
Ø 148 mm 1001070-148


 

W120 Parts list

Pos Detail Spare part kit Part no.
1 Drill bit Ø 130 mm, Convex SB
Drill bit Ø 140 mm, Convex SB
Drill bit Ø 152 mm, Convex SB
 

3000013
3000059
3000061

2 Chuck   1000547 
3 Bit retainer   1002880 
4 Seal kit 1, 2 1002079
5 Guide sleeve  

1000549

6 Hammer case Ø 126 mm
Hammer case Ø 136 mm
Hammer case Ø 146 mm
 

1001057-126
1001057-136
1001057-146 

7 Piston bushing 1, 2 1001059
8 Inner tube   1001061
9 Piston 1, 2 1001060

10

Sliding case   1001063
11 Valve house 2 1001062
12 Valve 2 1001064
13 Sleeve   1001065
14 Guided Lid   1001066
15 Filter 1, 2 1001130
16 Filter support   1001068
17 Backhead API 3½" Reg pin   1001067
       
  Spare part kit 1   1002221
  Spare part kit 2   1002222