Concrete spraying machine PZ-5 Shotcrete machine/Gunite/Concrete Spraying Machine is Risen medium-sized shotcrete machine for the processing of dry mix. And it is widely used by so many contractors. PZ-5 can be used for tunneling, mining operations, hydropower projects and hillside protection, etc. Features: f(Non-adhesion going-through rotor with new material chamber, completely eliminate bonding and blocking during operation so as to reduce clearance and maintenance period. f(Thin flow conveying method with vortex flow, so the spraying flow is even, continuous and steady, to improve the shotcrete quality f(Four-point clamping device make it easy to adjust the press between sealing plate and rotor disk so as to no air and dusk leak and prolong consumption parts life