CREC Cantilever Tunnel Boring Machine- CTR450

Main parameter

Positioning cutting range

Height

5.6/7.56m~8.26m

Width

6.5/8.05m~9.34m

Total weight

188t

Total installed power

722.6kW

Dimension

Length

16.27m

Width

5.015m (wood pallet)

4.08m(fuselage)

Height

5.1/6.04m（cab）

4.62m(dirt catcher)

Undercover depth

120-685mm

Gradeability

-16°-+16°

Ground clearance

350mm

Ground voltage

0.19MPa

Supply voltage

AC1140V

Cooling water volume

100-150L/min

Water supply pressure

0.5MPa~0.8MPa

Uniaxial compressive strength of economical cut rock

80MPa

Maximum non-detachable dimension

（L*W*H）

Mainframe bracket

5.8m*2.5m*2.85m

Front chute

5.82m*1.82m*1.2m

Scraper stand

7.56m*0.9m*0.65m

Maximum non-removable weight

30t

Cutting device parameters

Cutting motor power

450/350kW

Cutting head speed

37/25r/min

Motor cooling method

Water-cooling

Shovel device parameters

Width

5.02m

Star wheel speed

0-30r/min

Loading form

Double star wheel

First conveyer parameter

Width

740mm

Chain speed

1.2m/s

Transport aircraft form

Side double chain scraper

Walking device parameters

Outside width of walking track

4.08mm

Track shoe width

850mm

Walking speed

0-5/7m/min

Hydraulic system parameters

Pump station motor power

160kW

Hydraulic pump

193+193+145+16Ml/r

Fuel tank capacity

120L

Motor cooling method

Forced air cooling

Fixed work stress

25MPa