... 2.diameter:16mm,25mm,38mm,50mm,76mm Plastic tower packing is made from heat resistant and chemical corrosion resistant plastics, ... (PVC), chloridized polyvinyl chloride (CPVC) and polyvinylidene fluoride (PVDF). It has features such as high free volume, low pressure drop ... media ranges from 60°Cto 150°C. For these reasons it is widely used in the packing towers in petroleum industry, chemical industry, ...