About us

Mira Plastics is a premier, family owned plastic injection molding company operated in Newton, New Jersey. We have been producing injection molded plastic products and services for nearly every industry. Established in 1955, our 62,000 square foot state-of-the-art facility is easily accessible from major roadways and airports.

We are experts in the operation of semi and automatic two-plate, three-plate, runner-less, and hydraulic core pull molds. As a further refinement, our injection molding equipment and thermoplastic injection molding machines employ productivity-enhancing cutting edge robotics for parts removal. Our considerable experience with a wide range of injection molding materials including, thermoplastic polymers and resins, colorants and additives, as well as a vast knowledge of their rheological properties and processing parameters, allows us to select the optimum components for any project.