Multi-Functional Plastering and Mortar Spraying Machine for Both Interior and Exterior Walls. High Working Efficiency: Sprays 120-180 sqm/hour, replacing 15-20 workers and shortening construction time. Material Cost Savings: Uniform spraying reduces mortar loss by over 20%, cutting material and labor costs. Stable Spraying Effect: Screw continuous feeding prevents hollowing and cracking for compact, firm coating. Wide Material Compatibility: Handles cement mortar, putty, waterproof, fireproof, and thermal insulation coatings. Dual Power Options: Available in electric (220V/380V) and diesel versions for unstable power sites. Mobile and Adjustable: Equipped with wheels and adjustable pressure control for easy indoor/outdoor use. One Year Warranty: Includes one-year warranty coverage for mechanical defects and parts. High Output Capacity: Delivers 3-6 cubic meters per hour with 50bar output pressure.