RCD(Reverse Circulation Drilling Machine)
Product info
R.C.D Machine is large bored equipment of soil foundation works for bridges, buildings, and subways and used for the vertical excavation work by means of the installed power swivel with rotary bits on body based on hydraulic system.
It brings the rapid enhancement of work efficiency according to speedy excavation capability without noise and vibration and is not influenced by the nature of soil.
Vertical work capability is over 50 M deep-hole drilling and almost not influenced by any working environments.
Specification
Drilling Dia.
1.5 ~ 3.0M
Swivel Torque
241 ~ 341 kN-m
Max. Drilling Speed
32.7 ~ 34.3rpm
Cont. Drilling Speed
6.5 ~ 6.9rpm
Pull Down Force (Pull Up)
129 ~ 201ton
Pull Down Force (Thrust)
88 ~ 122ton
Mast Tilt Angle
22 ~ 32°
Platform Tilt Angle
16°
Required the Air Supply
7 ~ 25 m3/min
Weight
(Drill String – 50M)
59.3 ~ 81.8ton
* RCD machine is essential for the drilling.This equipment is used for drilling abore hole through soft and hard rack layers.-Apply to bridge, pile constuction.
Power Pack
Specification
Engine Power
260 ~ 850 HP
Weight
7 ~ 20ton
Drill Bit
Specification
Casing Dia.
1.0 ~ 3.0M
Drill Bit Dia.
0.85 ~ 2.75M
Body Length
1500 ~ 2500mm
Suction Pipe
NW200 ~ 300
Roller Cutter Size
8 ~ 12Inch
Roller Cutter No.
6 ~ 21EA
Weight
1.5 ~ 12.5ton
Cutter Type
Tooth/Button/Disc
Assembly with
Drum Stabilizer
Heavy Duty Stabilizer
Heavy Duty Space Pipe
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