Location : Basra Iraq Enquiry Ref Number : 124758 Hello would you please quote for the following Porcelain Ball .1.Porcelain Balls size are used as support bed in molecular sieves drums of GAN dehydration.Composition: Al2O3 26% wt , SiO2 = 63-72% wt , Fe2O3+TIO2 = 2.56% wt , MgO+CaO = 0.55% , Na2O+