What are the characteristics of precision filter cartridge;1. Circulation path to expand to reduce pressure drop2. The shell is made of high quality aluminum alloy and carbon steel3. Appearance epoxy powder coating to improve durability and corrosion resistance4. The inlet and outlet adopts the thread interface type, and the flow direction of the air is marked on the housing, and it is easy to install.5. Compact equipment, reducing the space required for maintenance6. New differential pressure gauge indicates the best time to change the filter7. Liquid level indicator can easily monitor the level of liquid, keep in mind the need for preventive maintenance of the situation, in order to avoid downstream pollution.8. Reliable automatic draining device.