10 Dec 2019

Overmolding: A Beginners Guide

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.   […]

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25 Nov 2019

Is 3D printing cheaper than injection molding?

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 […]

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19 Nov 2019
Plastic raw material in granules against the background of Chemical Laboratory and reagents

What Materials Are Used In Injection Molding?

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 […]

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23 Sep 2019

What is CNC Machining?

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 […]

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18 Sep 2019

Rex Plastics Customer Showcase – Polycarbonate Orange Screw

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 […]

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26 Aug 2019

An Introduction to Hot Runner Systems in Injection Molding

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. […]

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25 Jul 2019

How To Pick Injection Molding Companies

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” […]

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09 May 2019
plastic parts made from plastic injection molding

A Rookie’s Guide to Plastic Injection Molding

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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15 Mar 2019
plastic molds

The Back End: How Injection Molding is Done

Last Updated on July 15, 2019If you’re new to plastic injection molding, the process can seem mystifying and a bit daunting. Today, we’re going to take a peek behind the curtain at Rex Plastics and make sense of injection molding from start to finish. In the process, we’ll help you see exactly how easy it […]

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