CONTROLLED ATMOSPHERE FURNACE

Precision controlled belt furnaces for the most demanding applications

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Built for Today. Ready for Tomorrow

Designed for today’s most demanding materials applications, BTU’s muffle furnaces meet the processing needs of glass to metal sealing, stainless steel brazing as well as many other processes requiring tight atmosphere and temperature control. The Controlled Atmosphere Furnace delivers superior performance in diverse atmospheres including air, nitrogen, hydrogen and forming gas. Unique features, including venturi exhaust and patented eductor technology, make the essential furnace for advanced materials processing.

These atmosphere furnaces are available with temperature ranges up to 1150°C and with various process atmospheres including hydrogen and nitrogen. BTU designs and manufactures inline controlled atmosphere furnaces and hydrogen furnaces for a number of applications including:

Flux-free Hydrogen wafer bump reflow
Glass-to-metal sealing
Direct bond copper
Furnace Brazing
Sintering
Heat-treating

Key Features

These belt furnaces are fully customizable to meet varying process/production requirements. Controlled atmosphere furnace key features include:

Muffle construction for high purity N2 atmosphere operation
- <2ppm O₂ Inert atmosphere
- National Fire Protection Association NFPA 86, NFPA-79 and UL508a safe atmosphere compliant
Left Center Right Trim
- Improves part uniformity and yield
- Uniform eutectic across plates
Gas Barrier
- Superior atmosphere separation
- <2ppm O2 Inert atmosphere
Cooling Educators
- Shorter footprints
- Controlled cooling of heavy loads

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The Industry’s Best Atmosphere Control Nitrogen | Hydrogen | Forming Gas | Argon

BTU is the industry leader in controlled atmosphere furnaces for continuous furnaces. Excellent atmosphere purity is achieved through the use of BTU’s patented gas barrier technology. In addition, BTU’s unique educator technology can be used to enhance cooling or control process atmosphere. The end result is superior efficiency, superior performance, and superior thermal uniformity.

BTU Gas Barrier for Precision Atmosphere Control

Modern view: intuitive, visual, and powerful

The Industry's Most Powerful Oven Control System

Purpose-built for thermal processes since 1988, WINCON™ delivers unmatched reliability, data accuracy, and system control with thousands of proven installations worldwide.

WINCON 8 features next-generation control with animated dashboards, SmartPower management, Energy Pilot cost savings, and RecipePro recipe generation. Fully Industry 4.0 ready with comprehensive connectivity through CFX, Hermes, OPC, REST, and MQTT protocols—enabling seamless MES integration, barcode support, and real-time traceability without proprietary middleware.

Learn more about Wincon

Talk to a Thermal Expert

Contact BTU to learn more about how our controlled atmosphere belt furnaces save floor space and reduce costs all while shortening process times.

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