MHI offers high temperature tube furnaces for laboratory use. Temperatures up to 1800°C. Horizontal and vertical/split tube furnaces are available in single and multi-zone configurations. Single zone tube furnaces are available in 2.5` diameter with lengths up to 24`. Multi-zone tube furnaces are 3` in diameter with lengths up to 36`. In addition to tube furnaces, MHI offers a full range of high temperature furnaces, process heating tools, heating elements and a variety of other high temperature solutions. MHI has been recognized by the NSF and received much acclaim from other organizations for our work on groundbreaking heating technologies.