The MELLEN NACCI solid tube furnace operates at temperatures up to 1,250°C in air. The furnace comes standard with 4 and 5 inch adapters to allow one furnace to support 4, 5, and 6 inch diameter process tubes. The furnace has flexible heated lengths ranging. Utilizing a high-efficiency ceramic fiber insulation pack, the furnace has fast heat-up rates. All furnaces contain integrated over temperature alarm protection per zone. Three-zone configurations have multiple integrated over temperature alarms (one each zone). The furnace utilizes Exposed APM heating elements capable of 1,250°C in air. Upon request, the NACCI elements can be replaced with special, REH alloy heating elements. REH elements are capable of temperatures as high as 1,325°C in air. The three zone furnaces come standard with 6 inch long end zones (eg. the zone breakdown of a 36 inch long hot zone with three zones is 6-24-6 inches). The furnace system comes complete with an integrated dual-display controller per zone with 8 Ramp/ Soak/Programs and 8 Segments. It includes autotune and has a universal input with an auxiliary alarm output. An RS485 Communications Port and an integrated over temperature alarm per zone come standard.
Max Temperature | 1250°C (2282°F) |
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Volume | |
Outside Dimensions | (16 x 14 x 34.75') |
Chamber Dimensions | 6" Dia. X 30" Tube |
Power | 208V / 43.9A / 9130W |
Controller | digital ,8 segment, 8 programs |
Process Tube Diameter | 6" |
Heated Length | 30" |
Controller Display | LED |