hose squeeze pump extrusion pump Convey motar,cement paste,refractory ect. Output capacity:3m3/h 1. Extrusion type grouting pump mechanism compact, easy to use and easy to fix 2. high efficiency, wide application, not only can perfusion ash mortar, slurry, over with press and spray gun, but also for spraying homework, 3. mine railway highway tunnel alley of hydropower project rock side of the ...