1.Concrete spray machine 2.9m3/h 3.20 years ... Germany,Greece,UAE,India Applications:PZ-9 Guniting machine is used in tunnels,hydro-power engineering,mines ... machine,which is mainly used for dry-mix, damp-mix shotcreting and steel fiber reinforced shotcreting.Non-adhesion going through rotor with ... and prolong consumption parts life.Thin flow conveying method with vortex flow, so the spraying flow is even ...