Construction Machinery
Description
The DDW-230 HDD Rig adopts the self-propelled rubber crawler chassis. It is small and movable. The feeding or pulling can be realized by the chain-drive motor system. The rotary head is driven by double motor with large torque. It is equipped with its mud pump (250L/min.) and open-type control cabin. The HDD Rig is adaptable for the tunnel crossing projects in the downtown and outskirts.
Technical Specifications：
Engine
Power rating at 2400rpm (kw) 125
Fuel tank capacity L 200
hydr aulic system
Hydr. oil tank capacity L 500
Rotary head unit
Max torque (Nm) 9000
Rotary speed (r/min) 0-110
Mast type
Feed force (kn) 230
Full back force (kn) 230
Drill rod (dia ×length) (Mm) 73×3000
Free working length (M) 3.1
Entry drill angle (°) 10-20
Rubber crawler base
Clamp
Clamping dia (max) (mm) 85
Mud pump
Max flow (L/min) 250
Max pressure (mpa) 8
Mud mixing (m3) 1.7
Transport dimensions (L×W×H) (m) 5.9×2.2×2.3
weight (T) 7.1
Ps：the 3000mm in the bracket is the length of 50×3000 drill rod
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BAOHUA HEAVY INDUSTRY CORP., LIMITED
drilling maichine, tractors, cranes, loaders
Address: No.13 of Ma Lian Dao Road, Xuanwu district,
Beijing, Beijing
China, 100055
Tel: 0086-10-59560491
Fax: 0086-10-59560447
