2) Operation pressure: 0 - 1.0Mpa
3) Environment and fluid temperature: 5 - 60 entity
4) Air source treatment units include air filters, air regulators, air lubricators

    and air filter regulators
5) Any air filter combination is in standard modular design and can be freely
    separated and combined
6) Capacity of oil filter cup (min): 15cc
7) Filtration: 25um
8) Recommended lubricating: ISOVG32 or same grade oil
9) Material: 
    a) Body: aluminum die cast forming
    b) Container cup: PE packing