Annealing Furnaces

The Rod Overbend (RO) electric box furnace gives you flexible, efficient performance in a variety of heat treating applications.

Key Specifications

• Temperature Range: to 2000°F

• Atmosphere Capable

• Fast heating rate

• Exothermic, dissociated ammonia, or nitrogen atmosphere systems

The rapid, uniform heating of the Cyclone Box Furnace has been proven in thousands of installations.

Key Specifications

• Temperature Range: to 1250°F

• Optionally up to 1400°F

• Electric or gas heat available

The Lindberg/MPH Silicon Carbide (SC) heating element box furnace is designed to deliver precision high temperature uniformity required in the treating of high alloy and high speed tool steels.

Key Specifications

• Temperature Range: to 2500°F

• Standard endothermic atmosphere system

• Heating element circuit power transformer with tap switches

• Optional carbon control with oxygen probe

Lindberg/MPH manufactures fuel fired, electric powered and dual energy car bottom furnaces for batch processing large parts at temperature up to 2800°F.

Key Specifications

• Temperature Range: to 2800°F

• Gas or electric heat available

• Innovative and lightweight modular design for easy installation

• Modular construction

The Corrtherm pit furnace offers a unique combination of high performance and low maintenance at temperatures up to 1850°F.

Key Specifications

• Temperature Range: to 1850°F

• Inert or Combustible Atmosphere Capable

• Ideal for cell/JIT installations

• Low power consumption and fast cycle times

The Lindberg HOMO® tempering furnace is an electrically heated pit style furnace capable of temperatures up to 1400°F. The furnace is top loading with a gasket-sealed work chamber. Heavy gauge alloy spiral heaters completely surround the work load providing high heat transfer efficiency.

Key Features

• Temperature Range: up to 1400°F

• Dense load production capabilities with turbine-type fan and heavy duty motors

• Proven components that deliver long service life

• Inert or Combustible Atmosphere Capable

These electric powered pit furnaces are designed to work with protective carbonaceous atmosphere.

Key Specifications

• Temperature Range: up to 1750°F

• Inert or Combustible Atmosphere Capable

• Microprocessor-based controls

• Optional automatic atmosphere control system

The cyclone pit furnace has been used for tempering, normalizing, solution treatment of aluminum and annealing for many decades.

Key Features

• Temperature Range: up to 1250°F

• Uniformity: ± 10°F

• Inert or Combustible Atmosphere Capable

• High velocity recirculating fan

The cyclone pit furnace has been used for tempering, normalizing, solution in treatment of aluminum and annealing for many decades.

Key Features

• Temperature Range: up to 1250°F

• Uniformity: ± 10°F

• Inert or Combustible Atmosphere Capable

• Complete, prewired, freestanding control panel with disconnect switch

Lindberg/MPH offers draw furnaces in fuel-fired or electric configurations for preheating, tempering and stress relieving.

Key Features

• Up to 1400°F temperature

• Gas and Electric Options Available

• Fast processing speeds

• Magnetic proximity switch

The open-chamber design provides a simple, effective furnace for copper brazing.  The full muffle design provides superior temperature uniformity, reduced atmosphere gas usage, and even more flexibility in creating specific temperature profiles.

Key Specifications

• Temperature Range: 1300°F to 2100°F

• Belt widths available: 4" to 36"

• Three different styles: open chamber, full muffle, full muffle with pre-heat

• Optional atmosphere gas blending and mass-flow controls

These roller hearth furnaces are designed for annealing, stress relieving, normalizing, tempering, hardening and other applications that require process temperatures up to 2050°F (1121°C) maximum. The roller hearth furnaces can be furnished in various widths and load-handling capabilities.