... quality,for more information pls contact us! Plastic tower packing is made by heat and ... protection,etc.TypePingxiang Petrochemical Plastic tower packing including Pall ring,Intalox saddles,Super intalox,Cascade ring,Heilex ring, ... Conjugate ring,Teller rosetter ring,Hollow ball,Polyhedral ball etc...Physical & Chemical Properties of Plastic ...