... resistant and chemical corrosion resistant plastics, including polyethylene(PE), polypropylene(PP), reinforced polypropylene(RPP), polyvinyl chloride(PVC), chloridized polyvinyl.Plastic Cascade Mini ... heat resistant and chemical corrosion resistant plastics, including polyethylene (PE), polypropylene (PP), reinforced polypropylene (RPP), polyvinyl chloride (PVC), chloridized polyvinyl chloride (CPVC) ...