Forced Convection Chamber Furnaces up to 675 Liter Electrically Heated

Dzięki modułowej konstrukcji tych pieców można je dostosować do indywidualnych wymagań procesu za pomocą odpowiedniego osprzętu.

Sterowanie procesami

Funkcja i wyposażenie

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Rollengang

The very good temperature uniformity of these chamber furnace with air circulation provides for ideal process conditiones for annealing, curing, solution annealing, artificial ageing, sintering of PTFE, preheating, or soft annealing and brazing. The forced convection chamber furnaces are equipped with a suitable annealing box for soft annealing of copper or tempering of titanium, and also for annealing of steel under non-flammable protective or reaction gases. The modular forced convection chamber furnace design allows for adaptation to specific process requirements with appropriate accessories. 

  • Tmax 450 °C, 650 °C, or 850 °C
  • Horizontal air circulation with optimum distribution through stainless steel baffles
  • Swing door hinged on the right side
  • Base frame included in the delivery
  • Temperature uniformity up to +/−  4 °C according to DIN 17052-1 
  • Optimum air distribution enabled by high flow speeds
  • One frame sheet and rails for two additional trays included in the scope of delivery
  • Over-temperature limiter with adjustable cutout temperature as temperature limiter to protect the furnace and load
  • Exclusive use of insulation materials without categorization according to EC Regulation No 1272/2008 (CLP). This explicitly means that alumino silicate wool, also known as “refractory ceramic fiber” (RCF), which is classified and possibly carcinogenic, is not used.
  • Defined application within the constraints of the operating instructions
  • Controller with touch operation B500 (5 programs with 4 segments each)
  • NTLog Basic for Nabertherm controller: recording of process data with USB-flash drive
  • Freeware NTEdit for convenient program input via ExcelTM for WindowsTM on the PC
  • Freeware NTGraph for evaluation and documention of firings using ExcelTM for WindowsTM on the PC
  • MyNabertherm App for online monitoring of the firing on mobile devices for free download

Dodatkowe wyposażenie

Additional Equipment for Models up to 450 °C

  • Air inlet and exhaust air flaps when used for drying
  • Controlled cooling via controlled flap and fan
  • Additional frame sheet
  • Gas supply boxes for different charging methods
  • Gas feed fittings
  • Charge control with documentation of the charge thermocouple
  • Signal tower
  • Charging systems
  • Process control and documentation via VCD software package for monitoring, documentation and control

 

Further Additional Equipment for Models up to 850 °C

  • Optimization of the temperature uniformity up to +/−  3 °C according to DIN 17052-1
  • Measuring frames and thermocouples for TUS measurements charge or comparative measurements
  • Version according to AMS2750G or CQI-9
  • Manual lift door (up to model NA 120/..)
  • Pneumatic lift door
  • Manual roller conveyor in furnace chamber for high charge weights
  • Process control and documentation via VCD software package for monitoring, documentation and control

Specyfikacja techniczna

Model Tmax Inner dimensions in mm Volume Outer dimensions1 in mm Heating Electrical Weight Heat-up time3 Cool-down time3 from Tmax
          power     to Tmax to 150 °C in minutes
  °C w d h in l W D H in kW2 connection in kg in minutes Flaps4 Fan cooling4
NA 120/45 450 450 600 450 120 1250 1550 1550 9.0 3-phase 460 60 240 30
NA 250/45 450 600 750 600 250 1350 1650 1725 12.0 3-phase 590 60 120 30
NA 500/45 450 750 1000 750 500 1550 1900 1820 18.0 3-phase 750 60 240 30
                             
NA 60/65 650 350 500 350 60 910 1390 1475 9.0 3-phase 350 120 270 60
NA 120/65 650 450 600 450 120 990 1470 1550 12.0 3-phase 460 60 300 60
NA 250/65 650 600 750 600 250 1170 1650 1680 20.0 3-phase 590 90 270 60
NA 500/65 650 750 1000 750 500 1290 1890 1825 27.0 3-phase 750 60 240 60
                             
NA 60/85 850 350 500 350 60 790 1330 1440 9.0 3-phase 315 150 900 120
NA 120/85 850 450 600 450 120 890 1420 1540 12.0 3-phase 390 150 900 120
NA 250/85 850 600 750 600 250 1120 1690 1810 20.0 3-phase 840 180 900 180
NA 500/85 850 750 1000 750 500 1270 1940 1960 30.0 3-phase 1150 180 900 210
NA 675/85 850 750 1200 750 675 1270 2190 1960 30.0 3-phase 1350 210 900 210
1External dimensions vary when furnace is equipped with additional equipment. Dimensions on request.
2Depending on furnace design connected load might be higher
3Approx. information in empty furnace
4Additional equipment

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Centrum testowe dla klientów

Jaki piec będzie najlepszy do tego specyficznego procesu? Odpowiedź na to pytanie nie zawsze jest prosta. Z tego powodu uruchomiliśmy jedyne w swoim rodzaju, duże i nowoczesne centrum testowe, udostępniające klientom szeroki wybór pieców do testowania.