... metal rings including cascade ring, pall ring, conjugate ring, intalox ring, flat ring, rasching ball, VSP ring,Twin Curved Saddles,Nutter Ring with competitive price ... steel, and aluminum alloy2) Main types: pall ring, hypack, raschig rings, saddles, cascade mini rings, etc.3) Thin4) Heat resistant5 ... ×29×0.5790.97212133141 metal rings (pall ring, rashing ring, cascade ring, conjugate ring)