How to deal with the sealing of gas pressure fan

As a result of gas pressure fan is the transmission of combustible gas, sealing nature is the first priority, under normal circumstances, gas pressure fan sealing is divided into several types

The first type of oil seal, which is very common.

The second type of comb - toothed seal is then filled with butter.

The third mechanical seal, floating ring seal, floating ring seal needs a sewage treatment system, not as simple as mechanical seal.

The fourth kind is our unit patent product, the principle is similar to domestic spacecraft, achieved zero leakage, adjustable.