SOLO Swiss installed an automatic heat-treatment line for German company Heckler & Koch. The line is equipped with a nitriding and nitrocarburizing furnace; two austenitizing, carburizing and carbonitriding bell furnaces with a working temperature up to 1050°C; a quenching oil tank; a tempering furnace under N2 atmosphere; a washing machine with two tanks; storage with 16 loading/unloading ramps; and a 5-axis robot. The useful loading dimensions are approximately 500 mm (19.7 inches) in diameter, 700 mm (27.5 inches) in height and a maximum load weight of about 300 kg (661 pounds).  

The line is designed for the heat treatment of gun and pistol parts. The installation provides a load-management system with remote supervision from Switzerland and an integrated and flexible production system with a wide range of treatments. Heckler & Koch develops infantry weapon systems.