Χυτεύσεις - Φούρνοι ξήρανσης πυρήνων, για την εκπυρήνωση και την προθέρμανση - Κατασκευή βιομηχανικών φούρνων Nabertherm
  • top
  • next
Chamber Furnaces, Electrical (N) or Gas-Fired (NB) for Core Drying, Thermal Decoring, and Preheating of Forms
N 3920/26HAS N 4000/26HA with lift-door

Enclosed heater coils on electrically heated models

Gas burner firing into a radiant tube

Charging on different levels

These low-temperature chamber furnaces are available for maximum working temperatures of 260 °C or 450 °C. They can be used for various processes such as preheating, drying, curing, artificial ageing, soft annealing, and tempering. These furnaces are suited for use with baskets, pallets as well as mobile furnace racks. The charging can be carried out with fork lift, pallet truck or charging trolley. All furnaces are available with electric or gas heating.

  • Maximum Temperatures up to 260 °C or 450 °C
  • Heated electrically or with gas
  • Electrical heating by means of heater coils
  • Direct gas heating or upon request with indirect gas heating with radiation tube, e.g. for heat treatment of aluminum
  • Available with horizontal (type/HA) or vertical air circulation (type/A) for optimal uniformity in your charge
  • Ground level charging without floor insulation for 260 °C models
  • Optimum temperature uniformity (according to DIN 17052-1) up to ΔT 10 K
  • Optimal air circulation for your charge by means of adjustable air outlets
  • Furnace chamber lined with alloy 314 (AISI)/(DIN material no. 1.4841) for 450 °C models
  • Low shell temperature by means of high quality mineral wool insulation
  • Manually adjustable air inlet and exhaust air vent
  • High air exchange for fast drying processes
  • Furnace sizes suitable for common charging systems, such as pallets, baskets, etc.
  • Double-wing door for furnaces N 1500/.. and larger
  • Over-temperature limit controller with adjustable cutout temperature for thermal protection class in accordance with EN 60519-2 as temperature limiter controler to protect the oven and load

Additional Equipment

  • Optional floor insulation for improved temperature uniformity on 260 °C models
  • Entry ramp or track cutouts for floor-level charging of models with insulated bottom
  • Electro-hydraulic lift-door
  • Fan system for faster cooling with manual or automatic control
  • Automatic control of exhaust air vents for better ventilation of the furnace chamber
  • Window and furnace chamber illumination
  • Safety technology according to EN 1539 for charges containing solvents
  • Catalytic or thermal exhaust gas cleaning systems
  • Custom sizes up to 30,000 liters and charge weights up to 30 tons
ModelTmaxInner dimensions in mmVolumeExterior dimensions in mmCirculationSupplyElectrical
 °Cwdhin lWDHrate m³/hpower/kWconnections
N 560/26..260750100075056014501865222090013,03-phase
N 1000/26..2601000100010001000193019001600360018,03-phase
N 1500/26..2601500100010001500238019001600360022,03-phase
N 1500/26..12601000150010001500188024001600360022,03-phase
N 2000/26..2601500110012002000238020001800640022,03-phase
N 2000/26..12601100150012002000198024001800640022,03-phase
N 2010/26..2601000100020002000188019002720720030,03-phase
N 2880/26..2601200120020002880208021002720900054,03-phase
N 4000/26..2601500220012004000238031101800900047,03-phase
N 4000/26..12602200150012004000308024101800900047,03-phase
N 4010/26..2601000200020004000188029002720900054,03-phase
N 4500/26..26015001500200045002380240027201280054,03-phase
N 5600/26..2601500250015005600211031802340900069,03-phase
N 6750/26..26015003000150067502110368023401920098,03-phase
N 7200/26..26020001500240072002610241030001800093,03-phase
N 10000/26..2602000250020001000026103180284025600106,03-phase
            
N 560/45..E450750100075056014501865222090013,0¹/ 19,03-phase
N 1000/45..E4501000100010001000193019001600360018,0¹/ 40,03-phase
N 1500/45..E4501500100010002380190016001320360022,0¹/ 40,03-phase
N 1500/45..1E4501000150010001500188024001600360022,0¹/ 40,03-phase
N 2000/45..E4501500110012002000238020001800640022,0¹/ 46,03-phase
N 2000/45..1E4501100150012002000198024001800640022,0¹/ 46,03-phase
N 2010/45..E4501000100020002000188019002720720030,0¹/ 54,03-phase
N 2880/45..E4501200120020002880208021002720900054,0¹/ 66,03-phase
N 4000/45..E4501500220012004000238031101800900047,0¹/ 65,03-phase
N 4000/45..1E4502200150012004000308024101800900047,0¹/ 65,03-phase
N 4010/45..E4501000200020004000188029002720900054,0¹/ 66,03-phase
N 4500/45..E45015001500200045002380240027201280054,0¹/ 66,03-phase
N 5600/45..E4501500250015005600211031802340900069,0¹/ 93,03-phase
N 6750/45..E45015003000150067502110368023401920098,0¹/116,03-phase
N 7200/45..E45020001500240072002610241030001800093,0¹/117,03-phase
N 10000/45..E4502000250020001000026103180284025600106,0¹/130,03-phase
¹Reduced connected power for plastics applications

Ζητήστε πληροφορίες

Εκτυπώσιμη έκδοση

 
  • previous
  • top
Bogie Hearth Furnaces, Electric (W) or Gas-Fired (WB) for Core Drying, Thermal Decoring, and Preheating of Forms
 
 Indirectly gas-heated bogie hearth furnace, with electrical bogie drive, vertical air circulation used for artificial ageing of aluminum pistons with charge weights of approx. 2 tons

Gas burner firing into a radiant tube for models with gas heating

W 21875/26AS bogie hearth furnace for coil preheating, available for charge weights up to 50 tons

Bogie hearth furnace system with cross-transfer car for automatic bogie exchange

For processes such as normalizing, ageing, curing, or preheating that include a heat treatment of heavy charges, we recommend our low-temperature bogie hearth furnaces. These furnaces are available for maximum working temperatures of 260 °C or 450 °C. They can be heated either electrically or with gas.

  • Maximum temperatures of 260 °C or 450 °C
  • Bogie on rails for weights up to 50 tons
  • Swing door hinged on the right
  • Heated electrically or with gas
  • Electrical heating of the furnace by means of heater coils
  • Direct gas heating or upon request with indirect gas heating with radiation tube, e.g. for heat treatment of aluminum
  • Optimum temperature uniformity (according to DIN 17052-1) up to ΔT 6 K
  • Powerful fan with vertical air circulation
  • Optimal air circulation with help of adjustable air outlets tailored to charge requirement
  • Air inlet and exhaust air vent, manually adjustable
  • High circulation rate for fast and steady heat transfer
  • Furnace chamber lined with alloy 314 (AISI)/(DIN material no. 1.4841) for 450 °C models
  • Over-temperature limit controller with adjustable cutout temperature for thermal protection class in accordance with EN 60518-2 as temperature limiter controler to protect the oven and load

Additional Equipment

  • Electro-hydraulic vertical lift-door
  • Horizontal air circulation for optimal temperature control throughout the useful height
  • Electrical bogie drive
  • Second door in combination with second bogie for optimal charging and faster process turnaround
  • Automatic bogie movement systems
  • Cooling fan for shorter process times
  • Automatic control of exhaust air vents for optimal cooling of the furnace chamber
  • Recuperator systems for exhaust heat recovery available on gas-heated models
  • Optimum temperature uniformity (according to DIN 17052-1) up to ΔT 6 K on models with multiple zones of control
  • Support structure made from heat-resisting cast alloy steel for high charge weights
  • Heat resistant boxes for protective gas or carburizing processes
  • Process and charge documentation via Controltherm software or PLC-based control system
  • Custom dimensions up to 30,000 liters
  • Fixed furnace hearth and movable furnace (envelope concept) for precise loading of heavy charges up to 100 tons
ModelTmaxInner dimensions in mmVolumeExterior dimensions in mmCirculationHeatingElectrical
 °Cwdhin lWDHrate m³/hpower/kWconnections
 
W(B) 5800/26AS2601100240022005800198035003400126001803-phase
W(B) 17280/26AS26024004000180017280390044003000360002403-phase
W(B) 21875/26AS26025003500250021875340043003400360002663-phase
W(B) 28800/26AS26024008000150028800360084002700480003603-phase
            
W(B) 2380/45AS45011001600135023801600265018506400703-phase
W(B) 18790/45AS45017906000175018790330072002950360003003-phase

Ζητήστε πληροφορίες

Εκτυπώσιμη έκδοση