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| model | HW920 | HW920-1 |
| engine | Yuchai YCD4T22T-105A | Yuchai YCD4T22T-105A |
| power（KW） | 78 | 78 |
| Drill pipe type（mm） | φ60*3000 | φ60*3000 |
| Drilling diameter（mm） | φ90-152 | φ90-152 |
| Maximum working torque（N.m） | 3200 | 3200 |
| Swing speed（rpm） | 0-150 | 0-150 |
| Propulsion（kN） | 15 | 15 |
| Lifting power（kN） | 25 | 25 |
| Propulsion method | oil cylinder chain | oil cylinder chain |
| Leveling angle | Adjustable, 15° front and rear | Adjustable, 15° front and rear |
| Walking speed（km/h） | 3 | 3 |
| Gradeability | 30° | 30° |
| gross weight（kg） | Approximately 5000 | 5500 |
| Shipping dimensions（mm） | 5500*2050*2600 | 5500*2050*2600 |
| Dust collection method | detachable | Dry dust collection |
| exhaust volume |
Hengwang DTH drilling rig is a new generation of drilling rig. The rig body is perfectly matched to the DTH bit, giving the rig unique productivity and keeping fuel consumption and operating costs to a minimum. Excellent usability, efficient rig operation and unobstructed component layout make it standard.
Main feature:
1. HW920 is designed for drilling 90-130mm.
2. Centralized console to improve efficiency and reduce labor costs;
3. Diesel powered down-the-hole (DTH) rigs have excellent maneuverability, smaller footprint and the ability to serve multiple locations.
Due to the continuous update and progress of technology, the difference between the technical parameters and configuration and the actual product is subject to the actual delivery.
