It was designed by Nippon steel. The biggest change is increase a few of vertical strips in the middle position of inner enlace cirques. It will enhance this packing’s loading capacity. Meanwhile, each Teller rosette ring’s toroidal helix circle’ quantity is more than ordinary. Finally, it will increase contacting area.Compared to ordinary, it will sustain high liquid holdup and prolong liquid retention time. Meanwhile, it also increase gas & liquid’s contacting time and improve packing’s mass transfer efficiency.

Especially in water treatment, Nippon Steel Teller rosetter ring’s performance is very excellent in Degassing tower, deodorizing tower and so on.