The ChemGrout CG-600HP double acting positive displacement style pump is commonly used for foundations and tie backs. Part of the High Pressure and Colloidal Series, the pump features a 13 cu. ft. (370L) colloidal high sheer mixer and a 13 cu. ft. (370L) agitating storage tank. The grout pump provides a maximum output of 20 gpm (70 lpm) (3”x 8” pump version) and a maximum pressure of 2000 psi (138 bar) (2”x 8” pump version).