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Prototype Injection Molds vs. Production Injection Molds

Prototype injection molds are useful when quickly producing limited test runs to identify and remove defects. Whether made of aluminum or steel, these molds take far less time to produce and are more economical for smaller runs to make prototypes used for evaluating and testing a design. Production injection molds require more testing, time, and […]

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Insert Molding vs. Overmolding

Overmolding Injection molding can be used to create multi-layered items with multiple materials. The process starts similar to any injection molding process. A steel, aluminum or other material is used to create a mold. The mold is made to not only match the specific component being created, but also to allow for expansion or shrinkage […]

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Injection Molding Process

The plastic injection molding process is a manufacturing technique used to produce molded plastic components. Manufacturers worldwide utilize this technique to mass-produce all kinds of goods, from cell phone cases to garbage cans. The parts are created by inserting plastic materials melted by heat into a mold, then cooling the product and waiting for it […]

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Plastic Injection Molding in the Automotive Industry

While the automotive industry is traditionally associated with metal and steel, plastic is increasingly important in the manufacture of cars and trucks. There are several reasons for this. For one thing, plastics are much sturdier than they have been in the past and, in some cases, are even more durable than their metal counterparts. More […]

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What Is Vacuum Forming?

While there are many different manufacturing processes for plastic components, vacuum forming is one of the oldest and remains a competitive option for low-cost components. Explore how this process works, common applications and where you can turn for a precision manufacturing solution. How Vacuum Forming Works The basic process involves a heated sheet of plastic […]

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Different Types of CNC Machining

Computer numerical control (CNC) is a method of automatically controlling machinery to run repeatable operations to create highly precise products. CNC machining is viewed as a gold standard of machinery control. The method can be used with a variety of tools. The following are six of the most common types of CNC machines. CNC Mill […]

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What Is Insert Molding?

There are many complex, multi-material components that need to be used in your industry. Instead of spending unnecessary time and money in a multi-step process, consider insert molding. At Special Tool and Engineering, we offer dedicated molding services for a range of industries. Find out how this process works, its advantages and common ways you […]

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Best Plastic Injection Molding Materials

Choosing the right materials for plastic injection molding ensures high-quality end results. It also provides compatibility with the usage needs you have. The good news is there are many to choose from. If you’re not sure which ones are right for you, our team at Special Tool and Engineering can help you decide. What To […]

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Aluminum vs. Steel Plastic Injection Molds

Special Tool and Engineering, Inc. has over twenty years of experience making plastic injection molds. We produce injected plastic components used in industries such as automotive, consumer goods and defense. Our in-house tooling experts utilize aluminum to construct custom plastic injection molds for many reasons. Take a look at the pros and cons of aluminum […]

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