16 Feb 2021

  In almost every field of manufacturing, rapid prototyping can help to ensure the success of a product. Creating a prototype is an easy, cost-effective way to create quick iterations of your plastic part. If you’re planning a product for mass production, rapid plastic prototyping is an essential step in the process.    What is […]

When creating a product or part using injection molding, it’s easy to get caught up in that piece’s actual production. Things like material, size, and complexity are all important factors to consider and have a huge impact on production. But what about the look and feel of your product? If your product or part is […]

14 Nov 2020

If you’ve got a plastic manufacturing project on the horizon, chances are you’ve tried to do some research into local plastic manufacturers. Finding the right company might seem like a simple enough task, but with all of the ads, misleading information, and foreign competitors, it can be tough to find a straight answer. That’s why […]

07 Oct 2020

A Guide to Plastic Molding – Manufacturing and Process.   Plastic molding generally refers to plastic injection molding. This process is used to create plastic parts by injecting molten plastic into a metallic mold. After the plastic cools, the mold is opened, and the newly formed plastic part is released.    Common uses of plastic […]

03 Sep 2020

  Get the custom injection mold you need   Rex Plastics can create custom, high-quality injection molds for nearly any application. These molds allow clients to create custom plastic parts at scale, for the lowest possible cost per unit. For more information about the cost of injection molded parts, check out our blog. From toys […]

07 Aug 2020
colorful samples of plastic materials

Plastic injection molding can use many different types of plastic. The most common are polypropylene, polyethylene, PVC, and acrylonitrile butadiene styrene (ABS). These materials are durable and affordable, making them well suited for a number of different applications.    Materials Used for Injection Molding   When choosing a material for your project, it’s important to […]

10 Jul 2020

There are several factors that will determine your injection molding cost, including: Part size Complexity Material Quantities   Material selection is another consideration in determining the cost of injection molded plastic parts. In general, the plastic used to create the product is determined by what the product will be used for. Different plastic materials have […]

06 Jul 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 in manufacturing today because it allows […]

13 Feb 2020
The metal plates of a plastic injection mold

The 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 injection molding work? Put simply, […]