Air purge system
Sealing air is a way to seal a cavity by means of air or gas over-pressure, is one of the non-contact seals. The main advantages of this seal are the friction and wear loose application. The drawbacks include high energy costs, required cables and a high noise level.
Application
- In mechanical engineering, where highly sensitive components are protected in this way against dust, dirt and various fluids.
- With open department store entrances to minimize heat loss.
- Sealing of flue gas valves