Pingxiang Petrochemical Ceramic pall ring has excellent anti-acid high-temperature endurance performance.It has high anti-corrosion for inorganic acid,organic acid and organic solvent expect the hydrofluoric acid.It can be used in any high-temperature and low-temperature condition and wide application area,such as the kilin,absorption column,cooling tower and desorption column for the industries of chemistry,metallurgy,coal gas and oxygen-making.