Main products and services
Pit Furnaces
- Processes:
-
Gas carburising
Carbonitriding
Normalizing
Hardening
Tempering
Annealing
- Nominal temperature:
up to 1100oC
- Max load weight:
up to 3.000 kg
- Maximum load weight for furnaces with fixed hearth:
up to 15.000 kg
- Useful space dimensions:
Designed to customer’s requirements
-
Main construction advantages of pit furnaces which are offered by ELTERMA S.A.:
- Available construction options of pit furnaces – furnaces with bottom loading retort as well as furnaces with fixed hearth for heat treatment of heavy loads
- Possibility to work with vaporized liquid atmospheres
- Short heat-up time due to low thermal mass ceramic fibre insulation
- Special design to give extended life of cover
- Possibility of controlled load cooling to ambient temperatures under protective atmospheres
- Carbon potential control system integrated with cascade furnace temperature control.
Auxiliary equipment to work in conjunction with pit furnaces:
ELTERMA S.A. offers retort pit furnaces PEGAT type to work with controlled atmospheres as well as pit furnaces PEG type to work with natural air atmosphere.
Special instrumentation
Nitrogen cylinder station
Vaporized liquid atmosphere feeder
Cooling wells
Spray washing equipment






