... . temp., 1700C; Working temp., 1650C. KJ-1700X Muffle furnace uses MoSi2 rods as heating elements, which can be used ... close attation to our other furnace: Tube furnaces, (Vacuum) Crucible furnaces, Vacuum Box furnace, Double(Multi) zones Tube furnaces ... , Multi-position Rotary Tube furnace, Bottom Loading furnace, etc. Laboratory Heating ...