Profile: Hightemp Furnaces Limited is a manufacturer of heat treat furnaces. We are an ISO 9001:2000 and ISO 14001:2004 certified company. Our vacuum hardening furnace features operating temperature of up to 1425°C, ultimate vacuum level in the 10-6 torr range, modular hot zone design for easy maintenance, all metal hot zones are available for ultra high vacuum processing and economical graphite based insulation ensures extended durability. The heating elements of our furnace are available in light weight curved graphite or molybdenum strip. These furnace also includes a fully automated control systems including PC based controls with remote access. Rotary hearth furnaces have a rotating hearth with adjustable speed and widely used for reheating & hardening of pre-carburized large sized components that require press or plug quenching. Rotary hearth furnaces are available in a capacity range of 80-500 kg/hr.