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Underground Jumbo Drilling Rig

HFTR4/230 Cantilever Tunnel Boring Machine

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HFJ21 Hydraulic Tunneling Jumbo Drilling Rig

Drilling Diameter: 41-89mm

Drilling Depth:2.83-4.05m

Engine Power:60kW

Rotary Torque:380 N.m

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HFJ19 Hydraulic Tunneling Jumbo Drilling Rig

Drilling Diameter: 45-89 mm

Drilling Depth:3.05m

Engine Power:75kW

Rotary Torque:670/752 N.m

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HFJ13 Jumbo Drilling Rig

Drilling Diameter: 45-89 mm

Traveling Speed:12/4.5km/h

Engine Power:60kW

Weight:≤12.17t

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HFJ12 Jumbo Drilling Rig

Drilling Diameter: 45-89 mm

Traveling Speed:3.6/2.3km/h

Engine Power:75kW

Weight:≤11.5t

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HFJ11 Jumbo Drilling Rig

Drilling Diameter: 45-89 mm

Traveling Speed:11.5/5.6 km/h

Engine Power:73.6kW

Weight:≤11t

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