snowflake ring in plastic random packing 

                    PP Snowflake Ring                                      Technical Parameter Model Snow Flake Material PP, RPP, PE, PVC, CPVC, PVDF, etc. Size(mm) Surface Area Free Volume Bulk Density Number per Dry Packing Factor   (m2/m3) (%) (kg/m3) m3 (m-1) Φ95×34×1.5 138 97 49 4900 142