1、 It can be directly put into the aeration tank without fixing, and can move freely in the aeration tank

2. Easy to form membrane, high biological activity of membrane, no clogging, no backwashing, no sludge return

3. Stable material, long service life and large specific surface area

4. Convenient design, installation, maintenance and replacement, high oxygen transfer efficiency and energy saving

5. It can be used for aerobic, anoxic, anaerobic biological treatment, phosphorus and nitrogen removal. 

6. It has great flexibility in operation, high organic load and shock load resistance