Get to know our companies, and learn about the metalcasting/machining industry, by reading the Eagle Group Blog.

Eagle Alloy, Eagle Precision and Eagle CNC plan to maintain full production capability, even in light of the recent decision by Michigan’s Governor to close all “nonessential” businesses.

The latest resource from the Eagle Group focuses on CNC machining and high-tech inspection. Our ebook CNC Machining Process Guide dives into the history, current practices and processes of CNC machining and advanced metrology. Perfect for anyone looking for a better understanding of precision machining in the 21st century, our new resource is available now […]

When done right, weld repaired castings are just as structurally and functionally sound as their non-welded counterparts. However, weld repair in steel castings is often misunderstood by casting customers. Some companies simply do not allow weld repair, and others place strict requirements on where weld repair can take place on a part. By better understanding […]

Design for Manufacturability, or DFM, is an engineering practice that takes into account not just the way a product will look or function, but also how it will be produced. By applying DFM principles to new or existing products, manufacturers can improve product quality while optimizing cost and delivery time. According to Eagle Alloy CTO, […]

Tooling in metalcasting and CNC machining refers to reusable items that are specific to each job. In investment casting, tooling is considered to be wax-injection dies used to create wax patterns. If you’re familiar with how investment casting works, you already know that these wax patterns form the basis of the investment casting process. Each […]

A new ebook from the Eagle Group provides an introduction to key processes in metalcasting and CNC machining. This 31-page document is available as a free download, and is geared toward manufacturing professionals who are interested in exploring the possibilities of casting and machining.

This introduction to metalcasting provides a brief overview and history of the casting process, as well as an outline of common casting techniques in use today. The goal of this article is to give new manufacturers a better understanding of how metalcasting works and what steps are involved in producing cast products. By the end […]

Metalcasting is a modern manufacturing industry, and cast products are utilized in 90% of durable goods, from lamp posts to space shuttles. Still, no casting is perfect. Even with recent innovations in simulation and process technology, nearly every cast product will contain some level of defect. A clear understanding of casting defects is vital for […]

Grinding is a machining process using abrasive surfaces to remove material from metal workpieces. On the surface (pun intended) grinding may seem different than other machining processes, but it still works through chip formation and removal—just like sawing, milling, broaching and most other techniques. Grinding can produce surfaces conforming to rough or extremely close tolerances. […]

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The latest resource from the Eagle Group is an updated and expanded edition of our Buyer’s Guide to Purchasing Raw and Machined Cast Products, one

Manufacturing education plays a critical role in preparing the next generation of engineers, makers, and problem-solvers. In this latest community outreach feature, the Eagle Group
When supply chains disappear, reverse-engineered parts offer a practical solution. This project shows how Eagle CNC rebuilt a complex component from a damaged original—using measurement,
Michigan’s foundry industry faces a growing skills gap—but the solution starts early. Through classroom workshops, student competitions, and community partnerships, the Eagle Group is investing

When time and flexibility are top priorities, rapid prototyping for castings offers manufacturers a fast-track route to producing complex cast parts in small quantities. At