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Learn more about the main cost drivers in injection molding and actionable design tips that will help you reduce the costs of your project.

Surface finishes can be used to give an injection molded part a certain look or feel. Besides cosmetic purposes surface finishes can also serve technical needs. For example, the average surface roughness (Ra) can dramatically influence the lifetime of sliding parts such as plain bearings.

Injection molding is compatible with a wide range of plastics. In this section, you’ll learn more about the key characteristics of the most popular materials. We’ll also discuss the standard surface finishes that can be applied to injection molded parts.

​Plastic Injection Parts are like the invisible architects of our daily lives, quietly shaping everything from the toothbrush you use each morning to the keys on your computer keyboard. Step into any injection molding facility, and you'll witness machines rhythmically opening and closing, transforming raw plastic pellets into precise, functional components in a matter of seconds.

​In this section, we answer these questions and show you common examples of injection molded parts to help you familiarize yourself with the basic mechanics and applications of the technology.

Auto suppliers want to invest in the U.S., fulfilling President Donald Trump's goal to onshore manufacturing, but tariff costs and policy instability could hold them back, said leaders at MEMA, the trade group representing parts makers.