Wet type concrete spraying system is suitable for below projects: concrete spraying construction for the whole section tunnel with bench tunneling method, for road slope support, for large-scale underground tunnel and for retaining and protection of foundation excavation. It can spray wet type concrete mortar very fast. Max spraying capacity: 30m3/h, whole section spraying area in the tunnel: 600m2.
Out dimension of the complete machine (mm): 8040 x 2400 x 3310 
Total weight (t): about 19
With a spraying distance 1.5m：
1 spraying height ： 17.6m
2 spraying distance to the front： 15.4m
3 max spraying width（one side）：14.2m
4 spraying depth under park level： 9.4m