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Products

Batch Heat Treat Furnaces

Surface's vast heat treat product line includes many batch furnace configurations to meet customer specified thermal processing and production requirements. From our signature Allcase® Batch Integral Quench Furnace to tried and proven vacuum furnace options and customized engineered products, we manufacture batch equipment to serve almost every market and any heat treat process.

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Continuous Heat Treat Furnaces

Surface manufactures customized continuous heat treat furnaces to match your higher volume production or one-piece flow needs. Our large installed base of equipment is a testament to our proven ability to design and implement for your individual thermal processing specifications. We have the ideal continuous solution to drive your business—cast and mesh belt furnaces, roller and rotary hearth furnaces, and pusher roller and tray furnaces.

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Atmosphere Heat Treat Furnaces

Surface's pioneering achievements in combustion and generation of protective atmospheres led to the most complete line of atmosphere heat treating equipment available today, including automated atmosphere furnaces. We manufacture standard and customized equipment to meet individual processing specifications as well as industry leading atmosphere generators.

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Vacuum Heat Treat Furnaces

For 50+ years, Surface has manufactured vacuum furnace equipment. Our expanding product line includes the Power Convection® Single Chamber Vacuum Furnace with 2- and 6-Bar quenching capability and the Multi-Chamber Furnace family including 2-Chamber, 3-Chamber and CloverleafTM. The VacuDraw®High Convection Vacuum Purged Temper Furnace enables high production, low-temperature vacuum processing.

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Gas Generators

Surface offers reliable, easy to maintain, economical on-site atmosphere furnace gas generators with the latest technologies. This includes the benchmark RX® Endothermic Gas Generator, DX® Exothermic Gas Generator, and custom engineered generators.

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Controls

Surface offers a full line of process control systems for heat treat applications, from basic single loop controls to advanced Supervisory Control and Data Acquisition (SCADA) systems. The control systems are fully integrated with equipment process and motion hardware for efficient production.

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Companion Equipment

Flexibility to meet daily changing requirements is the reason most industries prefer Surface heat treat furnaces. Our companion equipment allows for efficient, reliable load handling as well as integration of auxiliary processes, simple future expansion, and furnace refurbishment.

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Industries

Biomass

Biomass

As the world transitions toward renewable resources and environmentally friendly manufacturing, Surface stands as a proven provider of technologies to...

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Aerospace

Aerospace

Surface® has a long history with the aerospace industry and appreciates the precision heat treating required. Aerospace requires a maximum...

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Agricultural

Agricultural

An American company, Surface® is proud to support the agricultural industry. Our furnaces are built to heat treat engine and...

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Automotive

Automotive

Surface® understands the high volume needs and the required quality standards of the automotive industry and the suppliers who serve...

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Castings

Castings

Many applications such as gears, shafts, engine blocks and heads, brackets, racks, hand and power tools, lawn care and hardware,...

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Commercial Heat Treating

Commercial Heat Treating

Surface® is proud to design and manufacture equipment that heat treaters have trusted for generations. Many commercial heat treaters have built...

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Fasteners

Fasteners

When it comes to fasteners, we all know that we can’t get very far in this world with using something...

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Firearms and Firearms Components

Firearms and Firearms Components

Surface designs and manufactures custom furnace and heat treat solutions for the production of firearms components, including barrels, clips and...

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Forging

Forging

For over 100 years, Surface® Combustion has provided thermal processing equipment for the forging process. Initial forged products included items...

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Government Furnace Supplier

Government Furnace Supplier

Surface Combustion Industrial Furnace History

Surface® Combustion has earned a trusted reputation over 100 years of providing rugged, reliable thermal processing...

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Hand & Power Tools

Hand & Power Tools

Surface® furnaces paired with proper quenching help ensure optimal strength with minimal distortion which is so important to hand and...

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Off Road/Mining/Excavation

Off Road/Mining/Excavation

Today’s roads, bridges and other infrastructure as well as construction sites, quarries and mines require bulldozing, digging, grading and crane...

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Oil & Gas

Oil & Gas

Surface® furnaces are rugged and reliable like a roughneck. Our engineers work with you to determine the right equipment to...

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Powder Metals

Powder Metals

This fast growing market gained strength from the movement toward near net shape processing where waste materials generated by machining...

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Trucking/Bus/Rail

Trucking/Bus/Rail

Surface® offers multiple continuous and large batch furnace designs capable of the deep case carburizing, normalizing, through hardening, nitriding and...

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Weapons Demilitarization

Weapons Demilitarization

Surface Combustion designs and manufactures custom furnace solutions for the destruction and elimination of chemical weapons, munitions, and ordnances.

Surface...

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Service & Support

The superior customer service at Surface® helps with heat treat furnace equipment maintenance, operation, and documentation such as drawings, operating instructions, and spare parts lists. We are also a great resource for rebuild and retrofit services such as rebricking, alloy replacement, and controls upgrades. Our troubleshooting talent is very useful when the issue is not clear. Contact customer service for any of your ongoing heat treat furnace system needs.

(800) 537-8980

Customer Service

Surface’s top-notch customer service department is backed by decades of experience and historical documentation.

  • Engineering & Maintenance Support
  • Metallurgical Test Lab
  • Historical Documentation
  • Furnace Maintenance and Repair

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Aftermarket Parts

Surface genuine replacements parts are backed by over 100 years of knowledge and experience that only an OEM can provide.

  • Genuine Surface Replacement Parts
  • Onsite Stocking and Management Program

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Rebuild/Retrofit

Surface provides maintenance and upgrades by offering retrofit packages. Our technicians have the expertise to complete Machine Repair Overhaul (MRO) and furnace overhaul. We can improve product repeatability, increase productivity, and reduce energy consumption of your equipment.

  • Rebricking and Alloy Replacement
  • Replacement Controls
  • Equipment Relocation Support

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Our expertise and ability demonstrate the Value of Surface.

About

A Lifetime Of Expertise Building A Global Community Of Service


Surface Combustion has earned a trusted reputation over 100 years of providing rugged, reliable heat treating solutions equipped with the latest technology and backed by strong technical support.

Surface strives to build customer relationships that endure long after the initial heat treat furnace equipment purchase. When you require a thermal processing manufacturer and partner who can draw from a broad portfolio of proven designs, including pioneering atmosphere and vacuum products, let us show you the Value of SurfaceTM.

Highlights

Solutions, News, and Events

Case Study

Surface Solutions

We Answer Your Controlled Atmosphere Carburizing Furnace Maintenance FAQs

As the leading supplier of controlled atmosphere equipment for heat treating, Surface Combustion is your resource for preventative maintenance and furnace operation.


Ready to Get Started?

Please call us when you are ready to discuss a new furnace or maintain, upgrade or replace your furnace or any part of your furnace. At Surface, we look forward to helping you with any thermal processing needs.

Call Surface with the following information ready to initiate your furnace solution.

  • furnace cyclecycle
  • furnace operationoperation
  • hours per yearhours per year
  • available spaceavailable space
  • operating temperature rangeoperating temperature range
  • heat sourceheat source

Give Us a Call

(800) 537-8980

Need Support?

Please call us when you are ready to discuss a new furnace or maintain, upgrade or replace your furnace or any part of your furnace. At Surface, we look forward to helping you with any thermal processing needs.

For Parts and Service, have one or more of the following details regarding your furnace if possible:

  • Serial number
  • Drawing number
  • Photos of your furnace or parts for replacement
  • Spare parts list
  • Furnace rebuild history

Give Us a Call

(800) 537-8980