... , metal, and ceramic, including Pall ring, Tellerette packing, VSP packing ring, rasching ring, Ladder ring, Wire gauze packing,1.Metal pall ... flux is great, high efficient, comparing with other pall ring, HYPAK filling has lower pressure reducing and higher efficiency, ... flux is great, high efficient, comparing with other pall ring, HYPAK filling has lower pressure reducing and higher efficiency, ...