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Heat Treating Furnaces

Gain energy efficiency or re-line your furnace with quality refractory brick, mortar, ceramic fiber, and castables. RSI can provide these products or act as your full-service refractory installation contractor.  Since 1959, we have been an industry leader in heat treating furnaces.  Contact RSI today for all your refractory needs.


We offer turn-key solutions to customers in each of these industries.  

Cement & Lime

Our craftsmen are experts in installing complex Trefoils and extensive brickwork in kilns. Whether your project is a three foot patch or …


Our ethanol specialists know the process and can help design, repair, or offer you a specific solution to improve your plant's efficiency.

Heat Treat

Gain energy efficiency or re-line your furnace with an existing design. Since 1959, we have focused on heat treating furnaces.

Industrial Metals

We offer a variety of services to die casters, secondary melters, steel mills, ductile iron, grey iron, bronze, brass, and other foundries.

Investment Casting

Our Shell Pro fused silica is a high purity material which is precision sized specifically for the investment casting market.


RSI can assist with your refractory design, demolition, and installation needs for boilers, FCCUs, furnaces, heaters, etc. quickly and safely.

Pollution Control

Refractory Service, Inc. has worked with equipment manufactures on new projects, end consumers and users on rebuilds.

Power / Boilers

We are a full-service company with the expertise on projects varying from large power boilers to smaller commercial units …

Other Industries Serviced

Any process which utilizes high temperature materials including firebrick, pre-cast shapes, ceramic fiber, and other materials. 


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4201 Highway P, Jackson, WI 53037
WI Phone: 262-677-6050

175 Bridgepoint Drive, South St. Paul, MN 55075
MN Phone: 651-455-3466

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