Concrete spray machineis used tospray the material including: cakare ousness, latex paint, dry powder sand slurry with the production of high efficient and high quality. Adoping changing frequency controlling technology to adjust the flux to spraying the best effect. Owing to its small size, so it isvery convenient for carring and operation. power(kw)4kwflux(L/min)28Horizontal(m)40Vertical(m)15(mm)5Length(mm)1800Width(mm)800Height(mm)520Weight(kg)130