Large Hole-open Ceramic Ball Arch, Chinese Patent No.89.206475.7, is the newest type of packing supporting structure used in sulphuric acid dry absorption towers. It is designed as an arch structure on the requirement of sulphuric acid fabrication equipment, and has the advantages of high strength, good safety and stability, easy assembly and long lifetime.


The diameter of the ball arch is 500mm to 10,000mm.
According to the inner size of the tower


Hole-opening ratio of 65%
Acid-proof degree 99.8%