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Keith retort furnaces provide superior process control for heat treatment of metal products to 1300C/2400F in inert and reducing atmospheres. The principal advantages of Keiths designs are ease of use, highly accurate process control, and durable construction for long-term dependable performance.
Keith combines 50 years of atmosphere retort furnace experience with the latest technology and modern materials to deliver proven solutions for metal heat-treating, brazing, sintering, carburizing, bright annealing, hermetic sealing, hardening, pyrolyzing, research, and more.
RETORT FURNACE BENEFITS
- Inert or reducing atmospheres protect metal parts from oxidation during high temperature heat treatments
- Keith retort furnaces are more economical than cold-wall atmosphere furnace designs, making it easier to cost justify in-house heat treating vs. outsourcing
- Removable retorts provide faster turnaround times

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GENERAL CAPABILITIES
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| Temperatures up to 1300C/2400F |
| Inert or reducing atmospheres with dewpoint control |
| Automated venting of process volatiles |
| Gas or electric heating systems |
| Standard sizes with 1.5 or 2.5 ft3 working volume |
| Larger custom sizes available |
| Bell style, bottom loading, front loading, and top loading configurations with many options |
| NFPA and FM compliant gas safety equipment |
| Wide range of control system options |
 RETORT FURNACE CONFIGURATIONS
Keith atmosphere retort furnaces can be configured to meet a wide variety of process control, loading, and unloading requirements. For example, front-loading designs are ideal for general-purpose use, bottom-loading designs facilitate loading and unloading of large or heavy parts, and bell style designs can provide differential or exceptionally uniform heating of a tall load. A Keith specialist can help you determine the optimum atmosphere retort furnace configuration to meet all of your process and production requirements.
 CONTROLS
Highly accurate microprocessor-based programmable temperature controls are standard on all Keith retort furnaces, with integrated sequencing and alarm annunciation. Controls are mounted either in a free standing or side-mounted enclosure, depending on the size and configuration of the system. Remote monitoring and data-logging via computer are popular options.
FAST FACTS
- Expert in retort designs to match your process
- Automatic process control from start to finish
- Complete system fabrication, assembly, testing
- UL electrical panel design and fabrication
- Installation, start-up, and commissioning
- Single source of replacement parts
- Full range of technical support services
QUALITY YOU CAN DEPEND ON
Maximum product quality and yield, lower energy costs, more effective use of manpower, and dependability are benefits you will receive from your Keith atmosphere retort furnace. We use only the best materials, combined with intelligent design and durable, attractive construction. Choosing a furnace with known reliability and quality now will result in fewer problems in future years.
RETORT FURNACE SERVICE
Outstanding service begins the first time you contact Keith and continues for as long as you own your atmosphere retort furnace. We make a point of responding quickly to your questions with reliable technical information. Our field service engineers are ready to help complete your installation and start-up smoothly, quickly, and successfully. Your success is our goal!
For more details or to discuss your specific atmosphere retort furnace project needs, contact a Keith specialist today. |