
Plastic Injection Molding Materials and Injection Molding Resins
Rapid Designs offers a variety of injection molding resins and injection molding material choices from commodity grades to engineering grades, along with material selection expertise.
Injection Molding Material Selection Expertise
Selecting the correct material for each application can be a daunting task, requiring in-depth knowledge of the panoply of injection molding resins available. Recommending the right type and grade of resin hinges on a thorough understanding of the product’s application; all application characteristics need to be carefully weighed before a determination is made. As an engineering and prototyping company we do not limit the types of materials we process. There are literally thousands of injection molding resins on the market today. Those listed in the table below are merely a sampling of the most commonly requested injection molding materials.
Since inception, Rapid Designs success in the injection molding business has been based on our focus on providing innovative engineered solutions to our clients. Rapid Designs tooling engineers and technical specialists are anxious to assist in your materials selection to meet the demands of your application.


Injection Molding Materials |
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Materials |
Material Class |
Application “Best Fit” |
Material Research & Sourcing Websites |
Engineering and general grade resins are available within 3-5 days. Major Resin Suppliers:
Specialized Materials and Materials Processing:
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General Grades:
Engineering Grades (typical):
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IMR™ |
Contact Rapid Designs – Your Injection Molding Materials Experts
Click Here to Contact Rapid Designs for further assistance with your plastic injection molding materials and injection molding resins needs.
