Pipe Jacking Machines DH(UNICORN)Series

Its toughness in performance brings about reliability

General
A series of UNICORN slurry pipe jacking machines are capable of handling pipe size (I.D.) from 250mm to 2600mm and of excavating through boulder,soft rock,medium hard rock,and hard rock layers. By changing its cutter disk, the machine can also be applied to the pipe jacking in the ordinary soil, hand soil, and cobble gravel layers.


A variety of cutter disk available for various soil conditions

	Ordinary soil , Hard soil	Cobble gravel	Soft Rock

	Boulder mixed with medium hard rock	Medium hard rock	Hard rock

Crushing mechanism
The machine adopts a two-stage crushing mechanism;
that is, the primary crushing is performed with roller bits installed on the cutter disk that rotates at a large torque and the secondary crushing is performed with a robust cone crusher consisting of a mantle and cone cabling.

.RASA INDUSTRIES, LTD.
Yaesu Dai Bldg., 1-1-1, Kyobashi, Chuo-Ku, Tokyo 104-0031
Phone : +81-3-3278-3851 / E-mail:doboku@rasa.co.jp