Pit Furnace

The pit furnace is a vertical orientation batch furnace used for a variety of processes. Designs can be provided for atmosphere or direct fired processes. Furnaces are available with retorts or without depending on process requirements.

INSTALLED BASE
Surface Combustion has an installed base of over 200 furnaces worldwide.

TYPICAL PROCESSES
Ferritic nitrocarburizing (FNC), nitriding, carburizing, hardening, tempering, stress relieving, annealing, bluing

PROCESSING ATMOSPHERES
Ammonia, disassociated ammonia, endothermic (RX®), exothermic (DX®), nitrogen, air, carbon dioxide, steam, nitrous oxide, hydrogen or other custom atmosphere mixes

MATERIALS PROCESSED
Steel, stainless steel, cast iron, aluminum

PRODUCTS PROCESSED
Gears, bearings, shafts, large components, bars

STANDARD SIZES

TYPICAL DESIGN FEATURES

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