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Roots pump efficient two-stage vacuum oil purifier play what role, the starting conditions are?
Roots pump efficient two-stage vacuum oil purifier play what role, the starting conditions are?
Roots pump in the vacuum system for the two vacuum pumps,can quickly increase the vacuum equipment and the ultimate vacuum, increasemoisture and gas evaporation rate. Start-up conditions for equipment under highvacuum start, usually at -0.08MPA.