Traditional elements in diameters 6.0 to 21.0. Lenghts from 140 to 7200 mm. Material AISI 304, 321, 316L, Incoloy 800, 825. Temperature up to 940°C. Cartridge heaters, diameter 3.3-20.0 mm. Aluminium profiles for convection and radiation. Vulcanised tubular heating elements.