... Ball,Tower Packing Ball *Plastic tower packing ball *PP,PVC,PE material *Dia.38,50mm *Light weight Plastic Cage Ball,Tower Packing Ball: Plastic ... unit height,high pan-point,vapor and liquid contacted fully,small proportion, high mass transfer efficiency,etc...In a variety of ... temperature is 60-150,it is widely usded in the packing tower in pertroleum,chemicals,chlor-alkaki,gas and environmental ...