HPO

High-temperature inert atmosphere, heavy-duty furnace

The new furnace No. 1039 is a 2,000 °F (1,093 °C), inert atmosphere, heavy-duty furnace from Grieve, currently used for heat treating turbine components at the customer’s facility. Workspace dimensions of this furnace measure 36” W x 60” D x 36” H. 73 kW are installed in ICA wire coils supported by vacuum formed ceramic fiber installed on all interior surfaces, including door and beneath the hearth.

This Grieve inert atmosphere furnace has a roof-mounted, heat-resisting alloy circulating fan powered by a 1-HP motor with V-belt drive, water cooled bearings and inert atmosphere shaft seal.  Furnace features include 9” thick insulated walls comprised of 5” of 2,300 °F ceramic fiber and 4” of 1,900 °F block insulation; 8 ½” floor insulation comprised of 4 ½” of 2,300 °F firebrick and 4” of 1,900 °F block insulation.

Other features include ¼” plate exterior reinforced with structural steel, ½” steel face plate at doorway with air-operated vertical lift door. Inert atmosphere construction includes continuously welded outer shell, high-temperature door gasket, sealed heater terminal boxes, inert atmosphere inlet, inert atmosphere outlet, inert atmosphere flow meter and manual gas valve.

Controls on the furnace No. 1039 include a digital programming temperature controller, a manual reset excess temperature controller with separate contactors, paperless event recorder and SCR power controller.

(Source: Grieve Corp.)

Related Topics
Video: Pusher furnace in action more
Robust generators to provide energy for induction heating more
“The Bright World of Metals” is starting again more
Saarstahl banks on continuous casting technology from SMS Concast more
Metallographic cutting of metal components more
Indometal benefits from improving infrastructure and industrial growth in Indonesia more