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cylindrical rubber spring as an elastic automatic compression device mixing bucket and spray head.The motor in the power box generates power. Type New Dry Mix Concrete Spray Guniting Shotcrete Machine output shaft is connected to a pair of gear reducers in a rotating disc housing which drives a rotating disk of rhombic …Diesel Type Concrete Spray Shotcrete Machine Low Fitting Consumption. Capacity:7~9m3/h. Pressure:0.6Mpa. Spraying Crawler Robot Concrete Shotcrete Machine For Tunnel Railway. Max Aggregate Size:20mm. Warranty:1 Year. Dry Mix Shotcrete Machine. KPZ-5D Diesel Driven Dry Mix Shotcrete Machine Portable Slop Protection.Frank Reed invented the bowl-type Gunite Machine over fifty years ago. Today,
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