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Tunnel Header Machine

Tunnel Header Machine

Overview

Tunnel Header Machine, listed by Zhengzhou Hanfa Prospecting Machinery Co., Ltd in Zhengzhou, Henan. Published figures include item HFTR4/230A, overall weight 80000 kg and dinting undercut 225 mm.

Technical specifications

ItemHFTR4/230A
Overall weight80000 kg
dinting undercut225 mm
Ground clearance of machine220 mm
Height of Range of positioning cutting4800 mm
Width of Range of positioning cutting6040 mm
Area of Range of positioning cutting29 m²
Gantry height400 mm
Travelling speed7 m/min
Grounding pressure0.15 Mpa
Gross power417 kW
Power of Cutting motor230/150 kW
Power of pumping stations motor132 kW
Supply voltageAC1140V
Frequency of supply50Hz
Rotation speed of cutting head46/23 r/min
Loading capacityStar wheel type/4.3 m³/min
Crawler width650 mm
Out Width of crawlers2700 mm
Tensioning styleCylinder tensioning and snap-gauge locking
Water pressure of outside spraying≥2.5 MPa
Water pressure of inside spraying≥3 MPa
Max. non-removable parts size3.68×1.39×1.48 m
Max. non-removable parts mass8500 kg
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