Grueber J.P. Federnwerke GmbH & Co KG
Springs
Founded in 1828, Federnwerke J.P. Grueber is a leading international manufacturer of springs and bent parts based in Hagen, Germany. With almost 200 years of expertise in metal processing and spring production, the company has established itself as a specialist in developing and manufacturing innovative spring solutions for complex technical requirements.
The company employs 180 people and produces approximately 10,000 tonnes of steel springs and bent parts annually. Their product portfolio includes compression springs, tension springs, torsion springs, buffer springs, and bent parts, with capabilities to manufacture springs with rod diameters up to 65mm and unit weights up to 200kg.
Grueber serves several key industries including building and vibration insulation, rail transport technology, automotive suspension technology, and machine/equipment construction. Notable projects include providing springs for the London IMAX cinema's vibration isolation system, the Hamburg Elbphilharmonie concert hall, and various generations of Deutsche Bahn's ICE trains.
The company's manufacturing capabilities include both cold and hot forming processes, utilizing advanced CNC-controlled machinery and sophisticated quality control systems. They work with various materials including stainless steel, heat-treatable steel, and specialized alloys, offering additional services such as surface treatment and custom coating solutions.
Quality management is certified according to DIN EN ISO 9001:2015 and ISO 50001 Energy Management standards. The company maintains a strong focus on research and development, continuously working on new materials, surface treatments, and production processes to meet evolving customer requirements.
