The Arbe Vacuum Pump is designed to provide eceptional performance for the demanding jewelry casting process.  The pump features a two-stage, direct-drive system with  3/4 HP motor and 8 CFM free air displacement pump. Use this powerful, compact, vacuum pump to vacuum RTV molds or urethanes, investment and invested flasks, and to 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.
• Two stage deep draw vacuum pump.
• Exhaust Mist Filter.
• 8 CFM.