... rows of punched out holes, with fingers or webs turned into the centre of the cylinder ... with uniform distribution.Applications of Plastic Pall Ring:Plastic Pall rings are widely used in Absorption, scrubbing, and stripping ... 150°C.We are able to offer these in a variety of plastic: PE, PP, RPP, PVC, CPVC ... , PVDF, PTFE, and HDPE. Technical data of plastic pall ring: Diameter (Inch)Dimension d×h×δ (mm ...