Many of us know what a pattern is. But do you know the process that goes into making that pattern into a mold? Well, the process has been streamlined a bit, thanks to two high-capacity automated molding lines at Northern Iron and Machine.  Those lines both produce green sand molds using a pattern, a flask...Continue Reading

Northern Iron & Machine is proactively working with the Minnesota Pollution Control Agency to resolve air permitting issues at our St. Paul, Minnesota location. Some steps we have taken include: ·        Submitted and complying with a plan to ensure initial and annual hood certifications are completed on time. ·        Operating air quality control equipment according to current permit requirements, our updated operation and maintenance plans, and manufacturer specifications. ·        Submitted a complete...Continue Reading

Metal alloys are a fundamental component of modern society and are used in a wide range of applications, from construction to manufacturing. However, not all metal alloys are created equal, and understanding the chemistry behind casting is crucial for creating high-quality and durable products. One of the key factors that affects the quality of a...Continue Reading

Northern Iron & Machine was originally established as the Walter A. Wood Harvester Company in 1892, later known as International Harvester. Northern Iron & Machine was founded by local businesspeople in 1906 and later relocated to its current site. The foundry produced malleable iron for the automotive, agricultural, and trucking industries. The company began producing...Continue Reading

Cores define the internal space inside iron castings while the mold defines the outside shape of the casting. Cores are used to shape the inside of castings as well as any parts that can’t be shaped by the pattern. Cores allow more intricate and detailed designs for castings. The cores we produce 2 Redford HS 16 Shell1...Continue Reading

In April 2023, Northern Iron and Machine renewed its ISO 9001:2015 Certification.Continue Reading