... ,PVC,CPVC,PVDF Size:16,25,38,50,76mm Professional experience in production & export ISO9001-2008 certified Plastic Pall Ring (PP ... to 150. For these reasons it is widely used in the packing towers in petroleum industry, chemical industry, alkali-Chloride industry ... .41580098.011589220Dg5050*50*1.5650074.811290154Dg7676*76*2.6193070.9739294Note: The above data are reference to material PP.We can produce ...