Special Furnace Designs


F & D can engineer and produce a custom furnace system to match your production requirements.

Flinn & Dreffein Engineering Company offers custom equipment design and applications to meet your specific heating and material handling requirements. We also offer custom controls for sequence and process control and data logging.



Picture of a gas fired Walking Beam Furnace for continuous heating of automotive leaf springs.

Picture of an Oversized Slot Type Chain Conveyor Austenitizing Furnace, Quench and Tempering Furnace for heat treating crank shafts.

Picture of electrically heated Atmosphere Walking Beam Hardening and Tempering Furnaces for large tube components.

Picture of Vertical Heat Treat Line for large Cylinder rods in a protective atmosphere. Fully automated.

Picture of Quench elevator for cylinder large rods.


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