Plastic Round Rod Polypropylene is abrasion resistant, dimensionaly stable, easily formable, lightweight, highly resistant to impacts, and is extremely easy to machine and form Polypropylene is also corrosion resistant, and one of the more economic industrial plastics Furthermore, it is stain resistant and has a low moisture absorption rate It is typically used in acid tank linings, battery cases, cutting boards, fume hoods, machined parts, metal barrel plating, orthopedic appliances, and plating modules