High Free Volume Metal Random Packing Durable Rasching Ring Excellent Heat Resis

High Free Volume Durable Rasching Ring Thin Wall Excellent Heat Resistant Rasching Ring was developed by F. Rasching in 1914. It is the first invented with a fixed geometry bulk packing. Its shape is simple, and the height is equal to the diameter of the diameter. Widely used in Adsorption, Steaming and Distilling performace, oil refinery, petrochemical industry, chemical industry and air pollution control etc., and also contracts anticorrosion engineering and environment