HEAT TREATMENT IT'S RESPONSIBILITY! Load-bearing parts, heavily stressed components or important Constructions that ensure the safety of people and machines must guarantee, do not allow compromises. With HTM Härtetechnik und Metallbearbeitung GmbH and HIGH HEAT GmbH will you find a partner who meets this requirement determines daily actions. With consistent investments, innovative manufacturing processes, powerful plant technology and a team that is full of ideas and we flexibly master every task, we are changing the standards Our work is constantly moving up. We are your partner for every case of hardship: From the smallest punching and Turned parts to large components, from prototypes to mass production