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

Materials 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 use. You likely use products […]

What 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 to get lost when trying […]

26 Aug 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.   What is a hot […]

09 May 2019
plastic parts made from plastic injection molding

From 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 for producing large volumes of parts […]

15 Feb 2019
american flag

Rex Plastics, is glad to share the manufacturing landscape with many businesses that don’t just sell here; they support local employees and communities by keeping their operations here at home like we do with our plastic injection molding. We’re one of the few plastic injection molding companies to keep our operations on American soil Why Buy […]

You’re not alone. At any given moment, somewhere in the world, someone struggles with the same plastic injection molding challenge: you have a part that you need to modify, but you don’t want to buy a new one. Our advice to anyone facing this situation is don’t reinvent the wheel—especially when it comes to sprockets […]

27 Dec 2018

We have five decades of experience but are always looking for new and revolutionary ways for businesses to better utilize their products. For Rex Plastics, one example of this is the use of plastic injection molding by the medical industry. Medical applications for injection molding are numerous; they’ve completely changed the medical landscape — and […]

We all start somewhere. Even a business like Rex Plastics, rapidly closing in on our fiftieth anniversary, had humble beginnings. What makes us different? We understand the challenges faced by startups because for all our successes, we’ve never forgotten where we came from. That’s just one reason why we’ve been able to help so many […]