Main technical specifications

HFJ21M

Drilling range

45-89mm

Drilling depth

3,440mm

Drill pipe specifications

T38-H35-R32/3,700mm

Total length of thruster

5,500mm

Rock drill model

ZY104M

Impact power

20kW

Bolt specifications

3,500mm

Anchor rod advance stroke

3,840mm

Total length of bolt thruster

5,495mm

Number of anchor storage rods

9+1

Grouting propulsion stroke

3,470mm

Grouting pressure

25bar

Grouting displacement

0-40L/min

Stirring capacity

220L

diesel engine

Cummins QSB5.9-C170-30

Diesel engine power

125kw@2,200rpm

main motor power

55kw

Pump pressure and displacement

13bar 8m3/h

Air compressor pressure and displacement

8bar 1m3/h

Cable reel capacity

100m

Water pipe reel capacity

100m

Walking speed

14.5/6.5/3.7km/h

Climbing angle

15

Driving turning radius

Inside R4,800mm outside R8,200mm

Anchor rod coverage

(Width x height)

17.4mx12.4m

Maximum working area

162m2

DimensionsLxWxH

16,800x2,500x2,700/3,400mm

Rig weight

30T