... and chemical corrosion resistant plastics, including polyethylene (PE), polypropylene (PP), reinforced polypropylene (RPP), polyvinyl chloride (PVC), chlorinated polyvinyl chloride ... ,Deabsorption system, Scrubbing tower, Removing smoke equipmentMaterial: PE, PP, PVC, According to customers’ requirements.Technical data of the ... : The above data is for reference only. Water treatment pp balls filter