Tunnel Header Machine
Overview
Tunnel Header Machine supplied by Zhengzhou Hanfa Prospecting Machinery Co., Ltd. Key published specifications: Item HFTR4/230A; Overall weight 80000 kg; dinting undercut 225 mm; Ground clearance of machine 220 mm. Contact the supplier through the RFQ form for pricing, lead time and full datasheets.
Technical specifications
| Item | HFTR4/230A |
|---|---|
| Overall weight | 80000 kg |
| dinting undercut | 225 mm |
| Ground clearance of machine | 220 mm |
| Height of Range of positioning cutting | 4800 mm |
| Width of Range of positioning cutting | 6040 mm |
| Area of Range of positioning cutting | 29 m² |
| Gantry height | 400 mm |
| Travelling speed | 7 m/min |
| Grounding pressure | 0.15 Mpa |
| Gross power | 417 kW |
| Power of Cutting motor | 230/150 kW |
| Power of pumping stations motor | 132 kW |
| Supply voltage | AC1140V |
| Frequency of supply | 50Hz |
| Rotation speed of cutting head | 46/23 r/min |
| Loading capacity | Star wheel type/4.3 m³/min |
| Crawler width | 650 mm |
| Out Width of crawlers | 2700 mm |
| Tensioning style | Cylinder tensioning and snap-gauge locking |
| Water pressure of outside spraying | ≥2.5 MPa |
| Water pressure of inside spraying | ≥3 MPa |
| Max. non-removable parts size | 3.68×1.39×1.48 m |
| Max. non-removable parts mass | 8500 kg |
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