Hositrad Holland B.V.
Phone: (+31) 33 25 37 210
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Phone: (+49) 941 55 82 7
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Rotary Vane Pumps

Drehschieber Vakuum Pumpen

VRD Dual Stage Vacuum Pump  (Pumping Speed 4 to 65 m3/h)
Features:

- Two-Shift adjustable gas ballast valve satisfies different requirements of condensable vapor(such as water vapor) to be exhausted out of pump in different processes.

- Dual protection of oil anti-sucking back ensures vacuum system from oil pollution when pump stops running and needs to be easily restarted.

- Forced oil circulation system consisted of oil pump and constant pressure oil supply mechanism ensures stable running of the pump.

- Less components are used, easy to maintain and repair.


Specifications download here


VRI Dual Stage Vacuum Pump (Small) -  (Pumping Speed 2 to 8 m3/h)
Features:

- Forced oil cycling system makes high reliability of the pump.

- Equipped with solenoid valve for anti-sucking back protection.

- Convenient to manage the oil level with big sight glass design.

- lntegrated cylinder structure ensures high ultimate vacuum.


Specifications download here