Iron Casting Foundry in Knoxville, TN

Clinch River Casting, Inc. specializes in Ni-hard, Gray, and Ductile Iron Alloys.

Gray Iron Casting Foundry in Knoxville, TN

Gray Iron has excellent machinability, good wear resistance, high vibration absorption, and good fluidity.

Ductile Iron Casting Foundry in Knoxville, TN

Ductile Iron is commonly known as Nodular Iron. The name Nodular Iron comes from the fact that graphite in Ductile Iron forms in spheres or “nodules”.

Abrasion Resistant/Ni-Hard Casting Foundry in Knoxville, TN

Abrasion Resistant Irons, like NI-Hard iron, are low in silicon and are generally alloyed with Nickel and Chrome.

Iron Casting Foundry

We are a 100% No Bake Sand Foundry, our flaskless molding and No Bake core process allows for quick set up of customer’s jobs with minimal tooling costs. Our specialty is short run orders with short lead times.


Patterns are often mistakenly referred to as molds and are required to make the expendable sand molds. Sand from the high-speed sand mixer is compacted around the pattern in a mold box. Once the sand is cured the pattern is removed from the mold to be used again…

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Producing low to medium-run castings allows us the flexibility to customize our clients’ parts to meet their needs. Clinch River Casting, Inc. specializes in ni-hard, gray, and ductile iron alloys. We manufacture parts for a diverse range of industries…

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Casting is among the oldest manufacturing processes dating back to 4000 B.C. It is now more refined, but the basic process has not changed. The process involves pouring molten metal into a mold cavity where it cools and solidifies into the shape of the cavity…

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About Clinch River Casting, Inc.

Clinch River Casting, Inc. is an American manufacturer of high-quality low to medium-run iron castings. We help our customers find solutions to their casting needs by focusing on personal attention, producing quality products, and prompt delivery. Every client has unique requirements which we can only meet by listening to them and working together. We succeed when our customers achieve their goals.

What our customers are saying


I have bought castings from over 100+ different foundries in my career and Clinch River Castings is one of the top 5 I have ever dealt with. Competitive pricing, fantastic quality and they hit their lead times. Top it off with their excellent customer service and you have a rarity, a foundry you can consistently count on.

Bill Elgin

President, Conserco, Inc.


Helmick Corporation has had the pleasure of doing business with Clinch River Casting for over 18 years. Over the course of that time, we have also become friends. In the business climate, today that is a plus. They remain a supplier that is totally professional, reliable and a joy to work with.

Linda Hawkinberry

Accounting Dept., Helmick Corporation