HTS furnaces are essential tools in the production of numerous industries, including the metallurgical, aerospace and automotive industries. Among the different types of furnaces available in our catalog, vacuum and high-vacuum furnaces are particularly used for the heat treatment of metals, such as hardening and brazing. The design and construction of such furnaces require specific skills and a long experience in the sector. In this article, we will explore the operation of vacuum furnaces, the design and construction of tempering and brazing furnaces, as well as the advantages of using high vacuum furnaces for the heat treatment of metals.
Vacuum furnaces are instruments used for the heat treatment of metals, ceramics and other materials that require processing in an environment free of air and humidity. The vacuum process involves the elimination of air inside the furnace chamber, creating an environment where the pressure is lower than atmospheric pressure. This process eliminates the oxidation of heat-treated materials and allows for more precise and consistent results. Vacuum furnaces use different technologies, including electrical resistance or induction technology. The choice of technology depends on the specific needs of the production process and the type of material to be treated.
HTS furnaces for hardening, brazing and heat treatment of metals are designed and built to meet specific production needs. The design of such furnaces requires in-depth knowledge of the thermal properties of the materials to be treated, safety regulations and available technologies. HTS hardening furnaces are designed to rapidly heat metal to a critical temperature and then cool it quickly with a cooling fluid. HTS brazing furnaces, on the other hand, are used to weld two or more metal parts using a filling material that melts at lower temperatures than the base metal. Finally, furnaces for the heat treatment of metals can be used for the annealing, normalization, hardening and tempering of metal. The construction of such furnaces requires the use of materials resistant to high temperatures and the integration of sophisticated control systems to ensure consistent and reliable results.
The use of HTS high vacuum furnaces for the heat treatment of metals offers numerous advantages compared to other heat treatment methods. First, the absence of air and humidity inside the furnace chamber reduces oxidation and the carburizing effect on the materials to be treated, ensuring greater uniformity of the final product. Secondly, heat treatment processes in a vacuum environment make it possible to obtain a higher structural density of materials, improving mechanical properties and wear resistance. In addition, the vacuum process can be used to treat highly reactive materials or materials with special magnetic properties. Finally, the possibility of precisely controlling the temperature and pressure inside the oven chamber makes it possible to obtain reproducible and uniform results over time.