The models N 31/H ff. have been specially developed for preheating of moulds but also for hardening jobs when toolmaking. Tmax 1200 °C, 1280 °C or 1300 °C 3-sides heating: from both sides and floor via freely radiating heating elements Floor heating protected by heat conductive SiC tiles Parallel motion swing door (protection of the user from heat radiation by the door) Multi-layer insulation Exhaust vent High temperature uniformity For control system see page 42 Additional Features Cooling fan Protective gas connection Sealed housing Side heating protected by SiC plates Visual and acoustic signal Loading aids, charging trays