MRF builds High-temperature vacuum and controlled atmosphere furnaces. We have been serving the R&D and production community for over 26 years. Common applications are annealing, brazing, arc melting, hot pressing, sintering, heat treating, vapor deposition. Maximum temperature up to 3500C. Resistance heaters or arc melting are the heat sources, furnace sizes range from a cubic inch to several cubic feet. Our products are found world wide in laboratories, Universities, and private industries.