Profile: Vacua-Therm Sales Ltd. specializes in offering sub contract vacuum heat treatment services. We specialize in the design, building, installation, commissioning and servicing of complete furnace process systems. H2000 HT vacuum heat treatment furnace is designed specifically for the pre and post weld heat treatment of gas turbine nozzle segments. The furnace has an electrically driven door which also retracts the chamber hearth for ease of loading. The working vacuum is 10- 4 mbar with an operating temperature of 1200 °C. A rotating door ring allows forced gas quenching at 2 bar overpressure. Charge size is 850 x 850 x 1100mm long with internals consisting of expanded graphite insulation with CFC heaters. Our HR2000 hot retort furnace is controlled atmosphere furnace was designed to process gas turbine nozzles at temperatures up to 1200degC. A ceramic fibre lined heating mantle radiates on to an inconel bell jar which in turn radiates on to the product. The charge can be up to 2m dia x 1.2m high and weigh up to 500Kg.