The ChemGrout CG-600-3L6 Diesel Hydraulic, heavy duty grout plants for heavy construction projects such as precision post tension grouting, underground mining, tunnels and dams. The ChemGrout CG-600-3L6 Diesel Hydraulic has a 13 cubic foot colloidal mixer which is designed to provide a continuous mixing and pumping operation. It easily mixes and pumps slurries of neat cement, fly ash, bentonite, microfine cements and lime flour. The colloidal mixer is equipped with a centrifugal diffuser type pump rotating at speeds up to 2000 RPM that disperses the cementitous material down to its finest particle size to achieve complete particle wetness. The 3L6 3 stage progressive cavity pump gives output of 20 gpm at maximum pressure of261 psi.