... into container Specifications 1,2X Series Two-stage Rotary Vacuum Pump2,Speed of exhaust: 2-70L/S3 ... 0.37-5.5KWDetails :2X Series Two-stage Rotary Vacuum Pump1,Technical Parameter:Speed of exhaust:2 ... the vacuum pump by vacuum pump body , rotor, rotary piece, end cover and spring etc .2X series ... pressure stage and low pressure stage. Its suction nozzle is connected to vacuum container or vacuum equipment ...