Latest developments

12

2022

-

02

Boomer L2D Boring Rig

Double-arm tunneling rig, with a working arm for charging and slag removal, with a maximum effective drilling cross-sectional area of 104 ㎡



Boomer L2D Boring Rig

Double-arm tunneling rig, with a working arm for charging and slag removal, with a maximum effective drilling cross-sectional area of 104 ㎡

Boomer L2D Type Full Hydraulic Boring Drill Car

 

Boomer L2D type drilling vehicle hydraulic rock drill

Rock drill performance

COP1638

COP1838ME

COP2238

drill tail of rock drill

R32/R38/T38

R32/R38/T38

R32/R38/T38

Rock drill center height

88mm

88mm

88mm

Rock drill length (excluding drill tail)

1008mm

1008mm

1008mm

Rock drill output power

16KW

18KW

22KW

Rock drill impact frequency

60Hz

60Hz

73Hz

Hydraulic system pressure

200bar

230bar

250bar

rotary drill system

Independent rotary type

Independent rotary type

Independent rotary type

rotary drill speed

0- 340rpm

0- 340rpm

0- 340rpm

Soil torque (max.)

640-1100

640-1100 NM

640-1100Nm

Gas consumption (at 2bar pressure)

6 Is

6~7 Is

7 Is

Water consumption

1.1 L/S

1.1 L/S

1.1 L/S

Weight

170kg

170kg

170kg

Noise level

<106 dB(A)

<106 dB(A)

<106 dB(A)

 

Boomer L2 D drilling rig boom parameters

Propulsion arm model

BMH6812

BMH6814

BMH6816

BMH6818

Total Length

5287mm

5882mm

6502mm

7102mm

Use Drill Rod Length

3700mm

4310mm

4920mm

5530mm

Drilling depth

3443mm

4043mm

4668mm

5268mm

Propulsion

20 kN

22.0kN

22.0kN

22.0kN

Weight (including drill rod)

601kg

631kg

665kg

696kg

 

Boomer L2 D-type drilling tool unit; mm

Drill rod type

Casing type

Drill tail type

Drill bit

R32-H35-R38

R38,D = 55, L = 170

R38, D = 38, L = 435

D45

R32-H35-T38

T38,D = 55, L = 190

T38, D = 38, L = 435

D45

R32-H35-T38 MF

 

T38,D = 38,L = 525

D45

SR32-H35-T38 MF

 

T38,D = 38, L = 525

D45

SR32-H35-R38 MF

 

R38,D = 38, L = 435

D45

SR35-H35-T38

T38,D = 55, L = 190

T38,D = 38, L = 435

D45

SR35-R39-T38

T38, D = 55,L = 190

T38,D = 38, L = 435

D45

SR32-R39-T38

T38,D = 55, L = 190

T38, D = 38, L = 525

D45

SR35-R39-T38 MF

 

T38,D = 38,L = 525

D45