The Arbe Vacuum Pump is designed to provide exceptional performance for the demanding jewelry casting process. The pump features a two-stage, direct-drive system with a 1/2 hp motor and 3 cfm free air displacement pump.
Use this powerful, compact vacuum pump for RTV molds or urethanes, investment and invested flasks, plus vacuum-cast small solid flasks. All RTV molds must be vacuumed to remove air bubbles. Draws 29-1/2" mercury (75cm) at sea level. Includes one pint (473ml) of oil.