Rotary Hearth Furnace

The rotary hearth furnace is a continuous furnace concept that allows processing of small to very large product. The material is conveyed directly on the furnace hearth which consists of an externally driven turntable located inside the furnace heating chamber.

Furnaces can be provided in electric, direct fired and indirect gas fired configurations to meet specific processing requirements. 

The furnace design can be configured with diameters exceeding 80 feet.

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

TYPICAL PROCESSES

Normalizing, hardening, tempering, stress relieving, quench and temper, reheat for press quench forging

PROCESSING ATMOSPHERES

Nitrogen, air, flue products, RX® Gas, DX® Gas

MATERIALS PROCESSED

Steel, stainless steel, aluminum copper

PRODUCTS PROCESSED

Rod coil, gears, bearings, billets, aerospace components

TYPICAL DESIGN FEATURES

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