Specialized Drilling Rigs · EB-F03FAB02F5
Zhigao 420ST
Blast-hole drilling in quarries and surface minesInquire about this machine ↗Used Zhigao 420ST anchoring drilling rig for slope, excavation and engineering support drilling. Contact GLOBMACH for diesel-electric power, drilling tools and equipment configuration.
- Brand
- Zhigao
- Model
- 420ST
Machine applications
Zhigao 420ST is a diesel-electric dual-power anchoring drilling rig with a DTH hammer and hydraulic rotation and feed mechanisms, mainly for slope and excavation anchoring and engineering support drilling.
- Slope and excavation anchoring
- Engineering support drilling
Technical Parameters & Equipment Features
Equipment performance and construction applications
Zhigao 420ST · Technical Features and Applications Technical Parameters Hole diameter: 90–203 mm (applies to: 420ST (2022 version configuration)) Rotary torque: 5000 N·m (applies to: 420ST (2022 version configuration)) Diesel engine power: 58 kW (applies to: 420ST (2022 version configuration)) Motor power: 55 kW (applies to: 420ST (2022 version configuration)) Hammer size: 4 inch (applies to: 420ST (2022 version configuration)) Main Technical Features • Diesel-electric dual power • Down-the-hole hammer drilling • Hydraulic rotation and feed mechanisms for anchoring hole positioning Construction Applications • Slope and excavation anchor drilling • Engineering support drilling
Machine features
- Diesel-electric dual-power configuration
- DTH hammer working with hydraulic rotary drilling
- Hydraulic feed mechanism for anchoring hole positioning
Buyer considerations
Is this machine suitable for your project?
Provide anchoring hole diameter, depth, angle and ground conditions when requesting a quotation; match the DTH hammer, drill rods, air source and site diesel or electricity conditions to this machine's configuration, and specify included accessories.
Inquire about this machine