| model | HW938 |
| engine | Yuchai |
| power KW | 191 |
| Drill pipe type mm | 76*3000 |
| Drilling diameter mm | 90-138 |
| Maximum working torque N.m | 2500 |
| Swing speedrpm | 0-100 |
| Propulsion kN | 20 |
| Lifting power kN | 45 |
| Propulsion method | oil cylinder chain |
| Leveling angle | 10 |
| Walking speed km/h | 3 |
| Gradeability | 25 |
| gross weight kg | 9310 |
| Shipping dimensions mm | 7550*2500*3060 |
| Dust collection method | Dry dust collection |
| exhaust volume | Displacement 15m3/min. Pressure 18bar |
| Power Head | 16/17 |
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Thank you for providing the updated information about the DTH drilling rig.?Main feature:1. The HW938 model is specifically designed for drilling blast holes with a diameter range of 90-138mm, which aligns with the mentioned specifications.2. The rig is equipped with a dry dust collector, which helps in minimizing environmental pollution. It also features a drill pipe changer, allowing for efficient and convenient pipe replacement during drilling operations. The rig incorporates advanced design and layout for enhanced performance.3. The HW938 model, purpose-built for hard strata conditions, is a suitable choice for metal, limestone, dolomite, and aggregate open cast quarries and mines.??
