plastic pall ring applied in plastic packed columns  

random tower packing PP RPP PE PVC CPVC PVDF plastic pall ring 16-76mm applied in plastic packed columns Technical Parameter Model Pall Ring Material PP, RPP, PE, PVC, CPVC, PVDF, etc. Spec of PP Pall Ring D*H*T  Number per m3 Bulk density  Surface area Free volume  F factor  Specification of PP materials (mm) PCS (kg/m3)  (m2/m3) (%) (m-1) Dg16 16*16*1.1 112000 141 274 91 249 Dg25…