THREE SCREW PUMP TWO SCREW PUMP TWO SCREW PUMP- TVP, KTVP, VTP Screw – spindle pumps belong into the group of volumetric pumps. The main working elements of the pump are three screw (helical) spindles (with special profile) and sleeve (casing). Screw spindle pumps can be compared with gear that have big screw length of […]