Commercial Heat Treatment


A Complete Line of Commercial Heat Treating Solutions

Commercial Heat Treaters help give products the properties needed to last; whether making a fastener tough or a gear hard, heat treating matters. 

Whatever your specialty, DuBois has a complete line of molten salts, quenchants, stop-off compounds and other innovative solutions for: 

  • Preheating and Hardening 
  • High Speed Hardening 
  • Quenching and Tempering 
  • Annealing 
  • Stress Relieving 
  • Carburizing 
  • Liquid Nitriding 
  • Aluminum Solution Treating 
  • Aluminum Brazing 

Commercial Heat Treaters have relied on our experience and technical support for over 100 years. DuBois molten salts deliver uniform, distortion free parts and enable you to meet the stringent physical and metallurgical requirements your customers demand. Our quenching fluids are easy to use; they provide maximum quench control for predictable performance, are easy to clean, and give the brightest parts.   

For the highest quality and best value, you can count on DuBois to help you improve your heat treating processes and increase the profitability of your operation. 

Products and Technologies