Concrete spraying machine

Refractory concrete spraying machine, double speed motor and without the possibility of using electronics part. In case of malfunction, the ability to identify easily and quickly. AREAS OF APPLICATION Tunnel, underground works, after excavation the soil of support, retaining wall, pools, storage tank, building surfaces of different structures, bridge, port, repair and restoration of dams, strengthening buildings against earthqakes, the melting pot and useable filing process.