ACO Guss is a company that specializes in iron founding. It manufactures castings, axle housings and brake discs for rail vehicles, sleeper pads for permanent way from high-quality ductile iron (GJS) and vermicular graphite iron (GJV), connection plates, pistons, cast parts for gantry axis transmissions in hard-working off-road vehicles, pinion cages for 8-speed transmissions in commercial vans, etc.