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Industrieofenbau GmbH

Sudfeldstr. 31
58093 Hagen, Germany

Tel.: +49 (0) 23 31 / 57 0 87-00
Fax: +49 (0) 23 31 / 57 0 87-99


Special solutions

Heat treatment

In the heat treatment industry in particular engineering know-how is writ large. SCHLAGER builds exactly to your requirements:

  • Car bottom furnaces, chamber furnaces, and hood kilns
  • Water, oil and Polymer quenching tanks including all required ancillary equipment
  • Charging / feeding systems for heat treatment to the highest technical standards and with the highest precision.

From design through development and production to commissioning and any necessary repairs and maintenance works: with Schlager you get everything under one roof.  Our qualified assistants will be delighted  to provide comprehensive advice about furnace   parameters such as required operating temperature or gas and energy consumption.


  • Industrial furnace, material flow technology, quenching and tempering technology and process control systems from under one roof
  • Quenching tanks for the application of oil, water and polymer as a quenching medium with recooling and temperature regulation
  • The effective circulation of the quenching medium takes place following a process developed by SCHLAGER
  • Shortest transportation times from the furnace to quenching
  • Design complies with NADCAP AMS 2750 D and AMS 2750 E, the lowest temperature tolerances in accordance with furnace classes 2-5 for steel and nickel base alloys and with furnace classes 1-2 for aluminium.
  • Temperature range 250°C-1150°C
  • Design complies with NORSOK M 650 and ASTM A991.
  • Temperature recording
  • Charge tracking
  • The lowest tolerances in accordance with furnace classes 1+2