ZT-42G4 Horizontal Directional Drilling Machine
ZT-42G4
The ZT-42G4 Horizontal Directional Drilling Machine is a professional HDD rig designed for trenchless underground pipeline installation and utility crossing projects.
- Product Introduction
Drillto Trenchless Co., Ltd is one of the most reliable manufacturers and suppliers of zt-42g4 horizontal directional drilling machine in China, featured by quality products and good price. Please rest assured to buy zt-42g4 horizontal directional drilling machine for sale here from our factory. Contact us for custom service.
The ZT-42G4 Horizontal Directional Drilling Machine is a professional HDD rig designed for trenchless underground pipeline installation and utility crossing projects. As part of Drillto's range of horizontal directional drilling equipment, the ZT-42G4 is developed for contractors who require strong pulling capacity, stable drilling performance and efficient operation in demanding underground construction environments.
The machine is suitable for a wide range of trenchless applications, including power cable installation, telecommunications, water supply, sewage, natural gas pipelines and other underground utility projects.
By combining controlled rotary drilling, pullback capability and drilling-fluid circulation, the ZT-42G4 helps contractors complete underground crossings while reducing the need for extensive surface excavation.
Technical Specifications
| Item | Specifications | Note |
| Maximum torque | 18,500 N·m | |
| Power head rotation speed | High speed: 165 r/min; Low speed: 58 r/min | |
| Maximum thrust | 420 kN | Force increased to 850 kN (optional) |
| Maximum pull-back force | 420 kN | Force increased to 850 kN (optional) |
| Thrust/pull-back speed | 50 m/min | |
| Travel speed | 2.5 km/h | |
| Entry angle | 8°–20° | |
| Mud pump flow rate | 450 L/min | |
| Drill rod | φ83 mm × 3,000 mm | |
| Overall dimensions | 7,000 mm × 2,280 mm × 2,600 mm | |
| Overall weight | 13.5 t | |
| Maximum reamer diameter | φ1,000 mm |
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