... partition ring, Pall ring, Intalox saddles, Super intalox, Cascade ring, Conjugate ring, Tri-Y ring, GlobalP ring and the combined rings.Characteristic Indexes of Ceramic Random Packing ... NameNormalmm Diameter×Height×ThicknessmmSurface aream2/m3Void space%Bulk densitykg/m3No.elementsper/m3Packing factorm-1Ceramic Pall ringΦ2525×25 ...