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Box Furnaces
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Economy Box Furnaces

1100°C Economy Box Furnace

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  • Low cost.
  • Excellent chamber uniformity.
  • Drop-down door serves as a shelf when loading and unloading samples.
  • Positive break door safety switch isolates power to the heating elements when door is opened.
  • Fast heat-up enhanced by low mass ceramic fiber chamber.
  • Long-life heating elements.
  • Integral Model 301 PID temperature controller.
  • Ideal for light duty applications requiring good thermal response.
  • Low outer case temperature provided through double shell construction.
  • Dense ceramic hearth provides excellent resistance to wear and spillage.
  • Chamber vent provides for process exhaust.
  • Small case size conserves bench space.

    • General Purpose Box Furnaces

    1100°C, 1200°C, & 1300°C General Purpose Box Furnaces

     (9)
  • Maximum operating temperatures of 1100°C, 1200°C and 1300°C.
  • Three chamber sizes available.
  • Two high power side heating elements provide enhanced heat-up and chamber uniformity.
  • Graded element winding further optimizes chamber uniformity.
  • Dense refractory around chamber entrance resists abrasion and wear.
  • Chamber vent provides for process exhaust.
  • Vertical lift door design keeps hot door insulation away from operator.
  • Hard ceramic hearth provides excellent resistance to wear and spillage.
  • Low thermal mass insulation improves both energy efficiency and the furnace thermal performance.
  • Low outer case temperature provided through double shell construction.
  • Positive break door safety switch ...

    • Rapid Heating Box Furnaces

    1100°C & 1200°C Rapid Heating Box Furnaces

     (6)
  • Maximum operating temperatures of 1100°C or 1200°C.
  • Three chamber sizes available.
  • Extremely fast heat-up rates provided by two high power side heating elements.
  • Graded element winding and free radiating coil design provide excellent chamber uniformity.
  • Vertical lift door design keeps hot door insulation away from operator.
  • Holding Power of 20-25% for RWF furnaces reduces energy costs.
  • Positive break door safety switch isolates power to the heating elements when door is opened.
  • High efficiency low mass vacuum formed ceramic fiber insulation greatly enhances furnace performance.
  • Hard ceramic hearth provides excellent resistance to wear and spillage.
  • Chamber vent provides for process exhaust.
  • Low ...

    • Heavy Duty Box Furnaces

    1200°C & 1300°C Heavy Duty Box Furnaces

     (4)
  • Maximum operating temperatures of 1200°C and 1300°C.
  • Two large volume chamber sizes available.
  • Rugged construction for heavy-duty heat treating requirements.
  • High power free radiating side heating elements provide fast heat-up and enhanced chamber uniformity.
  • Vertical lift door design keeps hot door insulation away from operator.
  • Low thermal mass insulation improves energy efficiency and fast heat-up rates.
  • Hard ceramic hearth provides excellent resistance to wear and spillage.
  • Long-life heavy gauge coil heating elements.
  • Chamber vent provides for process exhaust.
  • Dense refractory around chamber entrance resists abrasion and wear.
  • Positive break door safety switch isolates power to the heating ...

    • High Temperature Box Furnaces

    1400°C, 1500°C, & 1600°C High Temperature Box Furnaces

     (12)
  • Maximum operating temperatures of 1400°C, 1500°C and 1600°C.
  • Four chamber sizes available.
  • Heating elements located on both sides of chamber ensure good thermal uniformity.
  • Vertical lift door design keeps hot door insulation away from operator.
  • Long-life silicon carbide heating elements are resistant to mechanical damage and chemical attack.
  • Hard ceramic hearth provides excellent resistance to wear and spillage.
  • Low thermal mass insulation improves energy efficiency and heat-up rates.
  • Unique feature allows increase of power to the heating elements to always achieve original heat-up performance as elements resistance increases with age.
  • Positive break door safety switch isolates power to the heating ...

    • high temp box furnace item

    1700°C & 1800°C High Temperature Box Furnace

     (7)
  • Three chamber sizes available.
  • Heating elements located on both sides of chamber ensure good thermal uniformity.
  • All Carbolite standard 1700°C furnaces are fitted with 3216P1 programmer and a separate independent over-temperature protection controller.
  • Long-life molybdenum disilicide heating elements are suitable for intermittent or continuous operation.
  • Vertical lift door design keeps hot door insulation away from operator.
  • Advanced high temperature, high strength hot face insulation is combined with graded low thermal mass insulation to improve energy efficiency and heat-up rates.
  • Large diameter heating elements greatly reduce potential for mechanical breakage.
  • RS232 digital communications provided ...

    • Bottom Loading Furnaces

    1700°C & 1800°C Bottom Loading Furnaces

     (5)
  • Maximum operating temperatures of 1700°C and 1800°C.
  • Three chamber sizes available.
  • Convenient loading of chamber through electrically actuated lift mechanism.
  • Superior sample uniformity is obtained by positioning elements on all sides of hexagon shaped chamber.
  • All standard 1700°C and 1800°C BLF furnaces are fitted with 3216P1 programmer and a separate independent over-temperature protection control.
  • Elevator hearth design provides safe and smooth loading and unloading of delicate loads.
  • Fast heating and cooling of the sample is achieved by raising or lowering the sample from the furnace chamber.
  • Long-life molybdenum disilicide heating elements are suitable for intermittent or continuous ...

    • Ashing and Burn-Off Furnaces

    1100°C Ashing and Burn-Off Furnaces

     (5)
  • Five different ashing and burn-off furnace models to choose from.
  • Select the model and design best suited to your need, based on the process and material to be heated.
  • Air inlets located in front of chamber and outlet chimney in rear facilitate natural convective air flow.
  • Maximum operating temperature of 1100°C.
  • Chamber air flow provides oxygen to enhance ashing or burning process, and removal of exhaust.
  • Isolation of heating element from working chamber in AAF and GSM furnaces eliminates potential of element contamination by process.
  • Reduction of carbon build-up is assured by air flow through the furnace chamber.
  • BWF high power graded element winding provides enhanced heat-up and improved chamber ...

    • Top Loading Crucible Furnaces

    1200°C Top Loading Crucible Furnaces

     (4)
  • Four chamber sizes available.
  • Maximum operating temperature of 1200°C.
  • Excellent chamber uniformity provided by elements positioned on four sides of chamber.
  • Door handle and hinge mechanism conveniently raises door plug upward and to the side for full access to the chamber.
  • Long-life coiled wire heating elements embedded in protective cast refractory slabs.
  • Durable insulating door plug includes built-in exhaust vent.
  • Chamber volumes from .2 ft.3 to 3.5 ft.3
  • Positive break door safety switch isolates power to the heating elements when door is raised.
  • Temperature controls are built into furnace cabinetry.
  • Low thermal mass insulation improves energy efficiency.
  • Hard refractory hearth ...

    • Air Recirculating Furnaces

    750°C Air Recirculating Furnaces

     (2)
  • Maximum operating temperature of 750°C.
  • Two chamber sizes available.
  • Long-life mineral insulated sheathed heating elements are provided on both sides of the chamber.
  • Powerful centrifugal fan forces air over the heating elements for efficient heating of chamber.
  • Fan and air guide system provides continuous movement of air around the load for maximum temperature uniformity.
  • Heavy duty stainless steel chamber liner.
  • Chamber is fitted with shelf runners for convenient placement of optional shelves.
  • Choice of Model 301 control or programmers.
  • Side hinged door minimizes heat loss.
  • Low thermal mass insulation improves energy efficiency.
  • Dense refractory around chamber entrance resists abrasion and ...

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    Our US address is:
    Carbolite US     P.O. Box 7  Watertown, WI 53094
    tel: 800-543-6208  fax: 800-543-6209

    sales@carbolite-usa.com