1.material:PP,RPP,PVC,CPVC,PVDF,EP 2.any ... polypropylene(PP), reinforced polypropylene(RPP), polyvinyl chloride(PVC), chloridized polyvinyl.Plastic Cascade Mini Ring is made ... PP), reinforced polypropylene (RPP), polyvinyl chloride (PVC), chloridized polyvinyl chloride (CPVC) and polyvinylidene fluoride (PVDF).It has features ... 3342068.49092.9112.3 PP,PVC,CPVC ,PE plastic cascade ring for chemial tower