Last Updated on July 6, 2020 What is Insert Molding? Insert molding is the process of injecting plastic around an object, usually metal. This creates a single piece using two or more materials. Common inserts include things like metal pins and threaded rods. Why use insert molding? Insert molding is widely used […]
Last Updated on June 2, 2020The plastic injection molding process The basics of the plastic injection molding process: melted plastic injects into a metal mold. The plastic material cools inside the mold and hardens into the finished product. The product releases when the two halves of the mold separate and the plastic ejects. How does […]
Last Updated on December 10, 2019What is an Overmold? Overmolding uses two or more different materials to create a single product. For example, overmolding can create a plastic toothbrush with a soft, comfortable handle. The central, usually harder piece, is called the substrate, while the outer material is known as the overmold material. […]
Last Updated on November 25, 2019Is 3D printing cheaper than injection molding? Injection molding is cheaper than 3D printing if you produce more than 100 parts. While the cost per unit using 3D printing stays relatively unchanged, the price for injection molding becomes dramatically better the more pieces you manufacture with your mold. There […]
Last Updated on November 19, 2019Materials used in injection molding are plastics, specifically thermoplastics. There are hundreds of thermoplastics, but the most common thermoplastics used in injection molding are: Polypropylene Polyethylene Acrylonitrile Butadiene Styrene (ABS) These three thermoplastic materials are used all the time. They are cost-effective, durable, and can tolerate the stresses of constant […]
Last Updated on September 23, 2019What is a CNC Machine and How Does it Work? CNC Machines are some of the most important tools used in modern manufacturing. They can perform an incredibly diverse range of tasks and are essential for product design. Because of the complexity of CNC machines, it can be easy […]
Last Updated on September 24, 2019Rex Plastics Customer Showcase – Polycarbonate Orange Screw Overview The Orange Screw is a heavy-duty ground anchor offered by a company sharing the same name, Orange Screw. It’s injection molded using recycled polycarbonate, which is a strong and impact-resistant polymer commonly used in electronic, automotive and construction applications. Rex […]
Last Updated on September 18, 2019 Since its inception in the 1960s, to its acceptance in the 1990s, the hot runner system has challenged tradition across the plastic injection molding business. With their increased cycle speed and decreased waste, hot runners are an attractive solution to many looking to diversify their injection molding process. […]
Last Updated on July 25, 2019We are blessed to be living in the age of information. Whether it’s historical publications, how-to videos, scientific data, conspiracy theories, or suppliers for a product you’re looking for, most people in America have it all at their fingertips. Unfortunately, this can also be a curse and create “decision constipation” […]
Last Updated on August 13, 2019From toy LEGO blocks to space shuttle turbine blades, plastic injection molding touches our lives every day. But what is plastic injection molding? Why is it so popular? And is the process right for your manufacturing needs? What is injection molding? Injection molding is a common manufacturing process […]
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