... available Metal Pall Ring:Carbon Steel pall ring, CS pall ring, Carbon Steel pall ring, Stainless steel pall ring, SS304 pall ... pall ring.Metal Pall Ring has the features of High loading and throughput, low pressure drop, Good liquid ... gas distribution and high mass transfer efficiency, Versatility, Easily wettable, High resistance to fouling, High Mechanical Strength , High resistance to temperature, ...