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PLASMA NITRIDING  
Initial trials investigating the glow discharge nitriding of steel parts in a low-pressure nitrogen atmosphere were conducted as early as 1930. These experiments involved "shooting" ionised gases against the workpieces to harden them - a method that is still used today. Yet it wasn't until the arrival of microprocessor technology that nitriding could be controlled precisely in the so-called fourth state of matter, plasma.
   
Plasma nitriding shortens the process times for building up highly reproducible special layers. The method is primarily used on sliding and rolling pairs (e.g. pistons, drive train components) and workpieces that have to exhibit particularly high abrasion resistance.
Härterei Reese operates plant designed for non-distorting pulsed plasma hardening on extremely large workpieces.