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What Is Molding Injection Used For?

Injection molding is widely used in the manufacturing industry to create components and parts—from small, complex pieces to interiors for cars and trucks. This process helps manufacturers mass produce parts from one mold design. Injection molding gives engineers vast opportunities for designing flexible, lightweight and versatile plastic products for a range of industries.

Industry-Specific Molding Injection Uses

molding injection parts

Consumers expect quality and consistency when they purchase a brand’s product or interact with its packaging. Many manufacturers leverage injection molding to create thousands or millions of high-quality, identical plastic parts. Injection molding helps bring important products to the market for countless industries, such as:

  • Aerospace
  • Automotive
  • Electrical
  • Entertainment
  • Food and Beverage
  • Healthcare
  • Pharmaceutical
  • Plumbing

Common Applications for Plastic Injection Molding

The marketplace is full of injection-molded plastic parts that help people accomplish tasks, stay safe and travel long distances. From pocket combs to battery casings and some outdoor furniture, ordinary products require a carefully designed mold and multi-step production process. Other common applications include:

  • Power tools
  • Electrical switches
  • CDs and DVDs
  • Asthma inhalers
  • Medical syringes
  • Car dashboards
  • Lids and plastic bottle caps

The assorted uses for plastic injection-molded parts extend to blood sugar monitors, kitchen utensils, life vest buckles and much more.

Custom Springs and Wire Forms for Injection-Molded Parts

blue molding injection parts

At Master Spring, we work with you to design and manufacture springs, rings and wire forms for your injection-molded parts. Our team understands that plastic injection molding components are diverse and require custom parts to deliver high value to the end consumer. That’s why our specialized solutions include the following component types:

Learn how Master Spring’s custom springs served one automotive client by exploring this compression spring case study. To get a free custom quote for a molded plastic part, contact us today.


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1340 Ardmore Ave., Itasca, IL 60143

Phone: 708.453.2570 | Fax: 708-453-6420