12 x 12 x 24 Lucifer Duel Chamber Heat Treat/Draw Furnace 2300F/1200F

12 x 12 x 24 Lucifer Duel Chamber Heat Treat/Draw Furnace 2300F/1200F

Model Type Dual chamber (hardening furnace over tempering oven)
Max Temperature (Upper Hardening Chamber) 2300°F (1260°C)
Max Temperature (Lower Tempering Chamber) 1200°F (649°C)
Chamber Dimensions (Both Chambers) 12" Height x 12" Width x 24" Depth
Power Rating 26 kW (some sources indicate 21.5 kW for model K24, N24 is higher)
Voltage 230V, 3-phase, 60 Hz
Amperage 68 amps (at 230V, 3-phase)
Hearth Load Capacity Rated for work loads up to 50 lbs. per square foot of hearth area
Features
Insulation: Multi-layered energy efficient lightweight firebrick and mineral block insulation for maximum heat storage and minimum heat loss.
Heating Elements: Heavy gauge coil wound low-watt density heating elements mounted in easy-to-replace holders on sides, back, and door of the furnace.
Controls: Equipped with digital temperature controllers with type K thermocouples and magnetic contactors on each chamber (often Honeywell or Eurotherm, depending on specific configuration).
Construction: Welded sheet metal single shell construction, with both chambers having the same working dimensions.
Safety: Features a safety micro-switch that shuts off power to elements and fan (in the lower chamber) when the door opens.
Door Operation: Manual vertical lift door for the upper chamber and horizontal swing door for the lower chamber.