... pressure:700 Kpa Opening pressure :820 Kpa OEM:4324101020 1)Air dryer are used for kinds of heavy-duty vehicles and passenger ... ±3°C1.We are a professional damper, hydralic cylinder, truck air dryer, shock absorber manufacturer with near about 30 years experiences in ... -made according to your drawing we also can custom-made air dryer for you,please send your specifications or drawing . Have any ...