Colombia
x

Features

Specifications

Working ranges

Hole diameter

200 to 311 mm

7 7/8 to 12 1/4 in. 

Single pass mast:

Standard hole depth Maximum hole depth

19.8 m.

59.4 m.

65 ft.

195 ft.

Multi-pass mast:

Standard hole depth Optional hole depth

73.1 m.

85.3 m.

240 ft.

280 ft.

Maximum bit loading

40,823 kg.

90,000 lbs.

Mast

Construction

Lattice-type using alloy steel structural shapes

Single pass mast

19.8 m.  

65 ft.

Multi-pass mast

12.2 m.

40 ft.

Raising and lowering

267 mm.

10.5 in.

Angle drilling

Up to 30º in 5 degree increments (only available with multi-pass)

Hoist / pulldown

Design

Dual hydrostatic / direct drive chainless rack and pinion

Bit loading (maximum)

40,823 kg.

90,000 lbs.

Drill feed rate to:

13.72 m/min.

45 ft./min.

Hoist rate to:

27.43 m/min.

90 ft./min.

Overall dimensions

Width, overall

7.83 m. 

25 ft.

8 in.

Height, mast up

27.77 m.

91 ft.

2 in.

Height, mast down

8.38 m.

27 ft.

5 in.

Length, mast up

16.83 m.

55 ft.

3 in.

Length, mast down

28.72 m.

94 ft.

3 in.

Overall width of crawlers

5.52 m.

18 ft.

1 in.

Overall length of crawlers

7.04 m.

23 ft.

1 in.

Width of jacks

3.91 m.

12 ft.

10 in.

Length between jacks

9.51 m.

31 ft.

2.5 in.

Height to top of operator cab

4.81 m.

15 ft.

10 in.

Weights (approximate)

Operating weight (maximum

142,882 kg.

315,000 lbs.

Shipping weight with mast

124,738 kg.

275,000 lbs.

Ground-bearing pressure for track pads

127 kPa

18.4 psi

Ground-bearing pressure for jacks

765 kPa

111 psi

Komatsu

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