IronAxis

IronAxis Industrial Supply

IronAxis is a U.S.-based B2B supplier of industrial equipment, instruments, machinery, food processing systems and new energy solutions for manufacturers, labs and engineering companies.

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Mini Crawler Excavator SG8022 , Mini Digger – Factory Direct Sale

Linyi Changtai Construction Machinery Co., Ltd.

Excavator SG8022Main Features:  Changchai ZN390Q diesel engine with optimized silencer and air intake system offers strong power, lower noise, lower fuel consumption, lower emiss...

Conveyors & Material Handling Linyi Changtai Construction Machinery Co., Ltd. 16 Jan 2026 ( )

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Excavator SG8022
Main Features: 

  • Changchai ZN390Q diesel engine with optimized silencer and air intake system offers strong power, lower noise, lower fuel consumption, lower emission pollution, and the maintenance is easier. 
  • Pilot controllers are imported from South Korea, which can ensure easier and softer operation.
  • High precision integrated instrument panel providing real-time monitoring of machine performance.
  • Load sensitive multi-way valve with Germany Rexroth technology is adopted, synchronizing the operation and performance. 
  • Reinforced rubber track, greatly improves the tolerance and also protect of road while travelling.
  • Hydraulic controlled pedal valve, double action triple valve and pipelines are adopted, which makes breaking hammer, hydraulic clamp, and auger drill, etc. are adaptable.
 
OVERALL DIMENSIONS
Total Length 4082 mm Ground Clearance 458 mm
Total Width 1200 mm Total Weight 2200 mm
Total Height 2128 mm Ground Pressure 38  Kpa
TRACK
Track Gauge 950  mm Track Length (on groud)  
Track Width 230 mm    
PERFORMANCE
Max. Digging Height 3714 mm Grade Ability 25o
Max. Digging radius 4023 mm Travel Speed  2.2 km/h
Max. Digging Depth 2150 mm Bucket Capacity 0.08 m3
Max. Dumping Height 2488 mm Bucket Width 490 mm
Swinging Angle 360o    
HYDAULIC SYSTEM
Main Pump Type Triple Pump Main Pressure 18Mpa
Max Rotation Speed of Main Pump 2500 r/min Displacement of Main Pump 25 ml/r
Engine
Model  Changchai ZN390Q Rated Power 20kw@2200r/min

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