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Newport Plastics - Custom Injection Molding made easy for you.

About Us


Custom injection molding of plastics & other services including engineering Auto CAD, Master CAM, standard, aluminum & class A tooling, class 7 & 8 cleanroom, product development, secondary operations including sonic welding, silk screening, hot stamping, pad printing, assembly, long & short runs, decorating, medical. Using 30-500 ton presses. Standard & engineering grade resins.

A family owned, full service custom plastic injection molding facility with the ability to take concept to finished product. Over 50 years in business in Southern California area. Using a wide range of materials from prime to recycled resins. All products are manufactured and assembled in USA using ISO standards. Capable of running secondary operations including assembly and decorating. All tooling is done on premises. A True One-Stop-Shop.

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