Mortar Spray machine 1.automatic , less cost, faster speed, labor-saving, ... have fault, which can guarantee the safety of the machine as well as the operator. Application Scope Normal mortar, ... Interface agent, wall mortar spraying, grid structure spraying, floor grouting, fireproof and anticorrosive paint, strong viscosity painting, etc. Technical ... notice. 2013 Best sellings N2 mortar spray machine