DTH Drilling Rigs · EB-F6728BB3E0
Zhigao 421TA
Blast-hole drilling in quarries and surface minesInquire about this machine ↗Used Zhigao 421TA surface DTH (DTH) drilling rig, for quarry, surface mine blast-hole, bench drilling and construction rock drilling.
- Brand
- Zhigao
- Model
- 421TA
Machine applications
Zhigao 421TA is an integrated surface DTH drilling rig for quarrying, construction and surface mine drilling. Drilling equipment combined with an onboard air supply can be matched to the hole diameter, rock and drill rod configuration.
- Construction rock drilling
- Quarry bench and blast-hole drilling
- Surface mining production drilling
Technical Parameters & Equipment Features
Equipment performance and construction applications
Zhigao 421TA · Technical Features and Applications Technical Parameters Hole diameter: 90–127 mm (applies to: 421TA (2022 configuration version)) Rotary torque: 1500 N·m (applies to: 421TA (2022 configuration version)) Engine power: 162 kW (applies to: 421TA (2022 configuration version)) Compressor air delivery: 12 m³/min (applies to: 421TA (2022 configuration version)) Compressor working pressure: 18 bar (applies to: 421TA (2022 configuration version)) Main Technical Features • Integrated DTH drilling rig • Onboard compressed air system • Crawler undercarriage with hydraulic rotation and feed mechanisms Construction Applications • Quarry blast holes • Civil construction rock excavation • Rock drilling in surface coal and metal mines
Machine features
- Mast and feed structure arranged for blast-hole drilling
- A mobile surface drilling layout for moving between working positions
- A down-the-hole drilling method designed for surface rock operations
Actual machine photos showing the current appearance, structure, and visible condition of this used equipment.
Buyer considerations
Is this machine suitable for your project?
Before comparing with other options, ask GLOBMACH for the available configurations and inquire about configuration, pricing and purchase details.
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