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Advancing Speed: 1-13 (mm / sec)
Minimum bending radiu:2-3 (m)
Main driving roller speed: 5.7 (m / min)
Application: tunnel, subway, hydropower station, underground cavern projects.
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1, It is divided into mechanical type and hydraulic type.
2, Hydraulic type: adopt hydraulic transmission,it has the advantages of stable transmission, large pressure, accurate positioning, high machining accuracy, promoting processing speed greatly.
3, Mechanical type: mechanical jack system replaces hydraulic system, small in size and weight for the convenience of transport and move, reliable performance, adjustable advance speed with CVT.
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