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Carbolite Tube Furnace Information

E-mail sales@clarksonlab.com for more information, prices and discounts.

1 & 3 Zone Wire-Wound Tube Furnaces
Tube Furnaces
  • Sixteen standard size wire-wound tube furnaces.
  • Three zone provides enhanced linear temperature uniformity.
  • Maximum operating temperatures of 900°C, 1000°C and 1200°C.
  • Rapid heat-up to operating temperature.
  • Select from multiple work tube diameters ranging from 5/8 inch (15 mm) to 4 inch (100 mm).
  • Seven heated length choices from 5 inch (130 mm) to 36 inch (900 mm) provide for multiple working and uniformity requirements.
  • Integral ceramic work tube with external element winding creates furnace chamber.
  • Integral ceramic work tube is convenient and suitable for processing in air.
  • Easily slide a separate tube through work tube for processing under atmosphere.
  • Furnace incorporates low thermal mass ceramic fiber insulation for improved response times.
  • Furnaces are normally mounted horizontally on a support base or cabinet.
  • Thermocouple is located in a protection tube between the chamber work tube and heating element.
  • All wire-wound tube furnaces can be provided for optional vertical operation.
  • Safety outer mesh guard provides low temperature external surface.
  • Furnace controls are built into the supporting base or cabinet, providing convenient observation and access to all power and temperature controls.
  • Choice of Model 301 control or programmers.
  • Choice of multiple accessories and options, including process tubes, gas tight end seals, insulating plugs, radiation shields, etc.
  •  
     
     
    900°C Wire-Wound Tube Furnace
    900 °C
    0.6 Inch
    5.00 Inch
    7.00 x 7.00 x 3.50 Inch
    1
    K
    .25 kW
     
    1000°C Wire-Wound Tube Furnace
    1000 °C
    0.6 Inch
    5.00 Inch
    10.50 x 6.00 x 6.75 Inch
    1
    K
    .40 kW
     
    1000°C Wire-Wound Tube Furnace
    1000 °C
    1.0 Inch
    5.00 Inch
    10.50 x 6.00 x 6.75 Inch
    1
    K
    .40 kW
     
    1200°C Wire-Wound Tube Furnace
    1200 °C
    1.0 Inch
    10.00 Inch
    14.75 x 14.50 x 14.75 Inch
    1
    N
    .70 kW
     
    1200°C Wire-Wound Tube Furnace
    1200 °C
    1.5 Inch
    10.00 Inch
    17.00 x 14.50 x 14.75 Inch
    1
    N
    1.00 kW
     
    1200°C Wire-Wound Tube Furnace
    1200 °C
    1.0 Inch
    15.75 Inch
    14.75 x 17.75 x 14.75 Inch
    1
    N
    1.00 kW
     
    1200°C Wire-Wound Tube Furnace
    1200 °C
    1.5 Inch
    15.75 Inch
    17.00 x 17.75 x 14.75 Inch
    1
    N
    1.50 kW
     
    1200°C Wire-Wound Tube Furnace
    1200 °C
    1.5 Inch
    33.50 Inch
    17.00 x 17.75 x 14.75 Inch
    1
    N
    2.8 kW
     
    1200°C Wire-Wound Tube Furnace
    1200 °C
    2.5 Inch
    21.50 Inch
    20.75 x 24.50 x 14.25 Inch
    1
    N
    2.00 kW
     
    1200°C Wire-Wound Tube Furnace
    1200 °C
    3.05 Inch
    27.50 Inch
    20.75 x 30.50 x 14.25 Inch
    1
    N
    3.00 kW
     
    1200°C Wire-Wound Tube Furnace
    1200 °C
    4.0 Inch
    35.50 Inch
    20.75 x 38.50 x 14.25 Inch
    1
    N
    4.5 kW
     
    1200°C 3 Zone Wire-Wound Tube Furnace
    1200 °C
    1.5 Inch
    15.75 Inch
    17.00 x 17.75 x 14.75 Inch
    3
    N
    1.50 kW
     
    1200°C 3 Zone Wire-Wound Tube Furnace
    1200 °C
    1.5 Inch
    33.50 Inch
    17.00 x 35.50 x 14.75 Inch
    3
    N
    2.8 kW
     
    1200°C 3 Zone Wire-Wound Tube Furnace
    1200 °C
    2.5 Inch
    21.50 Inch
    20.75 x 24.50 x 14.25 Inch
    3
    N
    2.00 kW
     
    1200°C 3 Zone Wire-Wound Tube Furnace
    1200 °C
    3.0 Inch
    27.50 Inch
    20.75 x 30.50 x 14.25 Inch
    3
    N
    3.00 kW
     
    1200°C 3 Zone Wire-Wound Tube Furnace
    1200 °C
    4.0 Inch
    35.50 Inch
    20.75 x 38.50 x 14.25 Inch
    3
    N
    4.5 kW

     

     
     

    1 & 3 Zone Horizontal Split-Hinge Tube Furnaces
  • Maximum operating temperature of 1200°C.
  • Available in multiple heated lengths of 8, 12, 16, 24 and 36 inch.
  • Split-hinge design allows for convenient process observation, enhanced cooling, and easy fixturing of the process tube.
  • Designed to accept process tubes up to 4 inch OD (100 mm).
  • Insulating end vestibules improve chamber uniformity and incorporate interchangeable tube adapters.
  • These tube adapters allow easy conversion to different diameter process tubes.
  • Carbolite split-hinge tube furnaces are available in single and three zone designs.
  • Three zone tube furnaces provide a longer uniform temperature zone through elevation of end zone temperatures to compensate for normal end losses.
  • Carbolite HZS and TVS three zone tube furnaces are zoned 6-12-6 and 6-24-6.
  • Long-life free radiating heating element design provides excellent radial and linear chamber uniformity.
  • High efficiency low mass vacuum formed ceramic fiber insulation enhances heat-up and recovery rates.
  • Each three zone furnace incorporates three separate temperature controls to allow variation of setpoint temperature in each zone.
  • HZS model end zone controllers may be slaved to the center zone or fully independent.
  • Positive break furnace safety switch isolates power to the heating elements when furnace is opened.
  • Low outer case temperature provided through double shell construction.
  • Carbolite hinged tube furnaces are designed for bench mounting, and are interconnected to a separate control cabinet with a 6 foot cable.
  • Choice of 301 or programmable controls.
  •  
     
     
    1200°C Horizontal Split-Hinge Tube Furnace
    1200 °C
    4.0 Inch
    8.00 Inch
    13.75 x 13.75 x 16.25 Inch
    1
    N
    1.00 kW
     
    1200°C Horizontal Split-Hinge Tube Furnace
    1200 °C
    4.0 Inch
    12.00 Inch
    13.75 x 17.75 x 16.25 Inch
    1
    N
    1.50 kW
     
    1200°C Horizontal Split-Hinge Tube Furnace
    1200 °C
    4.0 Inch
    15.75 Inch
    13.75 x 21.50 x 16.25 Inch
    1
    N
    2.00 kW
     
    1200°C Horizontal Split-Hinge Tube Furnace
    1200 °C
    4.0 Inch
    23.75 Inch
    13.75 x 29.50 x 16.25 Inch
    1
    N
    3.00 kW
     
    1200°C Horizontal Split-Hinge Tube Furnace
    1200 °C
    4.0 Inch
    35.50 Inch
    13.75 x 41.25 x 16.25 Inch
    1
    N
    4.5 kW
     
    1200°C 3 Zone Horizontal Split-Hinge Tube Furnace
    1200 °C
    4.0 Inch
    23.75 Inch
    13.75 x 29.50 x 16.25 Inch
    3
    N
    3.00 kW
     
    1200°C 3 Zone Horizontal Split-Hinge Tube Furnace
    1200 °C
    4.0 Inch
    35.50 Inch
    13.75 x 41.25 x 16.25 Inch
    3
    N
    4.5 kW

     

     


    1 & 3 Zone Large Bore Tube Furnaces
    Large Bore Tube Furnaces
     
  • Maximum operating temperature of 1200°C.
  • Designed to accept process tubes up to 6.5 inch OD.
  • Six different heated lengths of 18, 24, 30, 36, 42 and 48 inch provide for multiple working and uniformity requirements.
  • Insulating end vestibules improve chamber uniformity and incorporate interchangeable tube adapters.
  • These tube adapters allow convenient conversion to different diameter process tubes.
  • Long-life free radiating heating element design provides excellent radial and linear chamber uniformity.
  • High efficiency low mass vacuum formed ceramic fiber insulation enhances heat-up rates.
  • Carbolite large bore tube furnaces are available in single and three zone designs.
  • Three zone tube furnaces provide a longer uniform temperature zone through elevation of end zone temperatures to compensate for normal end losses.
  • Safety outer mesh guard provides low temperature external surface.
  • Furnaces are normally mounted horizontally on an attractive support base.
  • Furnace controls are built into the support base, providing convenient observation and access to all power and temperature controls.
  • Each tube furnace is available for optional vertical operation.
  • Vertical design is interconnected to a separate control cabinet with a 6 foot cable.
  • Each three zone furnace incorporates three separate temperature controls to allow variation of setpoint temperature in each zone.
  • GHC model end zone controllers may be slaved to the center zone or fully independent.
  • Choice of 301 or programmable controls.
  •  
     
     
    1200°C Large Bore Tube Furnace
    1200 °C
    6.5 Inch
    17.75 Inch
    26.50 x 26.75 x 18.50 Inch
    1
    N
    3.12 kW
     
    1200°C Large Bore Tube Furnace
    1200 °C
    6.5 Inch
    23.50 Inch
    26.50 x 32.50 x 18.50 Inch
    1
    N
    3.90 kW
     
    1200°C Large Bore Tube Furnace
    1200 °C
    6.5 Inch
    29.50 Inch
    26.50 x 38.50 x 18.50 Inch
    1
    N
    4.68 kW
     
    1200°C Large Bore Tube Furnace
    1200 °C
    6.5 Inch
    35.50 Inch
    26.50 x 44.50 x 18.50 Inch
    1
    N
    5.46 kW
     
    1200°C Large Bore Tube Furnace
    1200 °C
    6.5 Inch
    41.25 Inch
    26.50 x 50.25 x 18.50 Inch
    1
    N
    6.24 kW
     
    1200°C Large Bore Tube Furnace
    1200 °C
    6.5 Inch
    47.25 Inch
    26.50 x 56.25 x 18.50 Inch
    1
    N
    7.02 kW
     
    1200°C 3 Zone Large Bore Tube Furnace
    1200 °C
    6.5 Inch
    17.75 Inch
    26.50 x 26.75 x 18.50 Inch
    3
    N
    3.12 kW
     
    1200°C 3 Zone Large Bore Tube Furnace
    1200 °C
    6.5 Inch
    23.50 Inch
    26.50 x 32.50 x 18.50 Inch
    3
    N
    3.90 kW
     
    1200°C 3 Zone Large Bore Tube Furnace
    1200 °C
    6.5 Inch
    29.50 Inch
    26.50 x 38.50 x 18.50 Inch
    3
    N
    4.68 kW
     
    1200°C 3 Zone Large Bore Tube Furnace
    1200 °C
    6.5 Inch
    35.50 Inch
    26.50 x 44.50 x 18.50 Inch
    3
    N
    5.46 kW
     
    1200°C 3 Zone Large Bore Tube Furnace
    1200 °C
    6.5 Inch
    41.25 Inch
    26.50 x 50.25 x 18.50 Inch
    3
    N
    6.24 kW
     
    1200°C 3 Zone Large Bore Tube Furnace
    1200 °C
    6.5 Inch
    47.25 Inch
    26.50 x 56.25 x 18.50 Inch
    3
    N
    7.02 kW
     

    High Temperature Tube Furnaces
    Tube Furnaces
     
  • Maximum operating temperatures of 1500°C or 1600°C.
  • Available in heated lengths of 18 inch and 24 inch single zone.
  • The 24 inch heated length is also available in a 3 zone design.
  • Three zone tube furnaces provide a longer uniform temperature zone through elevation of end zone temperatures to compensate for normal end losses.
  • Mini design offered with 7 inch heated length, for use with process tubes up to 2.25 inch OD.
  • Furnaces incorporate low thermal mass ceramic fiber insulation for improved heat-up rates.
  • Long-life free radiating silicon carbide heating elements provide excellent radial and linear chamber uniformity.
  • Power may be easily increased to heating elements from the temperature controller to compensate SiC element resistance change (aging). This feature assures that furnace original heat-up characteristics and maximum rated temperature is always achieved.
  • Furnaces are normally mounted horizontally on a support base or cabinet.
  • Furnace controls are built into the support base, providing convenient observation and access to all power and temperature controls.
  • Insulating end vestibules improve chamber uniformity.
  • Safety outer mesh guard provides low temperature external surface.
  • All 1500° and 1600°C tube furnaces can be provided for optional vertical operation.
  • Vertical design is interconnected to a separate control cabinet with 6 ft. cable.
  • Three zone furnaces incorporate three separate temperature controls to allow variation of setpoint temperature in each zone.
  • TZF model end zone controllers may be slaved to the center zone or fully independent.
  • Choice of 301 or programmable controls.
  •  
     
     
    1500°C High Temperature Tube Furnace
    1500 °C
    2.25 Inch
    7.00 Inch
    19.75 x 23.75 x 14.75 Inch
    1
    R
    1.50 kW
     
    1500°C High Temperature Tube Furnace
    1500 °C
    3.50 Inch
    17.75 Inch
    26.00 x 32.75 x 17.50 Inch
    1
    R
    5.5 kW
     
    1500°C High Temperature Tube Furnace
    1500 °C
    3.50 Inch
    24.00 Inch
    26.00 x 44.50 x 17.50 Inch
    1
    R
    6.00 kW
     
    1600°C High Temperature Tube Furnace
    1600 °C
    2.25 Inch
    7.00 Inch
    19.75 x 23.75 x 14.75 Inch
    1
    R
    2.5 kW
     
    1600°C High Temperature Tube Furnace
    1600 °C
    3.50 Inch
    17.75 Inch
    26.00 x 32.75 x 17.50 Inch
    1
    R
    6.00 kW
     
    1600°C High Temperature Tube Furnace
    1600 °C
    3.50 Inch
    24.00 Inch
    26.00 x 44.50 x 17.50 Inch
    1
    R
    7.0 kW
     
    1500°C High Temperature Tube Furnace
    1500 °C
    3.50 Inch
    24.00 Inch
    26.00 x 44.50 x 17.50 Inch
    3
    R
    8.0 kW
     
    1600°C High Temperature Tube Furnace
    1600 °C
    3.50 Inch
    24.00 Inch
    26.00 x 44.50 x 17.50 Inch
    3
    R
    9.0 kW

     

     


    1 & 3 Zone Horizontal Tube Furnaces
  • Maximum operating temperatures of 1700°C and 1800°C.
  • Use with process tubes up to 3.5 inch OD.
  • Available in heated lengths of 12 inch and 24 inch single zone.
  • The 24 inch heated length is also available in a 3 zone design.
  • Three zone tube furnaces provide a longer uniform temperature zone through elevation of end zone temperatures to compensate for normal end losses.
  • All Carbolite 1700°C and 1800°C tube furnaces are fitted with a 3216P1 programmable temperature control and a separate independent over-temperature protection control.
  • Long-life free radiating molybdenum disilicide heating elements provide excellent radial and linear uniformity.
  • Advanced high temperature graded insulation assembly provides improved energy efficiency and heat-up rates.
  • Furnace controls are built into the furnace cabinetry, providing convenient observation and access to all power and temperature controls.
  • Low outer case temperature provided through double shell construction.
  • Mesh tube guards at ends of furnace prevent accidental contact with hot tube.
  • Insulating end vestibules improve chamber uniformity.
  • Molybdenum disilicide element resistance does not change with usage, providing no restriction on placement of a new element in circuit with older elements.
  • Three zone furnaces incorporate three separate temperature controls to allow variation of setpoint temperature in each zone.
  • Serviceability is aided by furnace mechanical and electrical design.
  •  
     
     
     
     
     
     
    1700°C Horizontal Tube Furnace
    1700 °C
    3.50 Inch
    12.00 Inch
    34.50 x 28.50 x 25.00 Inch
    1
    B
    6.00 kW
     
    1700°C Horizontal Tube Furnace
    1700 °C
    3.50 Inch
    23.75 Inch
    34.50 x 40.25 x 25.00 Inch
    1
    B
    9.0 kW
     
    1800°C Horizontal Tube Furnace
    1800 °C
    3.50 Inch
    12.00 Inch
    37.25 x 28.50 x 25.00 Inch
    1
    Pt 20% Rh/Pt 40% Rh
    6.00 kW
     
    1800°C Horizontal Tube Furnace
    1800 °C
    3.50 Inch
    23.75 Inch
    37.25 x 40.25 x 25.00 Inch
    1
    Pt 20% Rh/Pt 40% Rh
    10.0 kW
     
    1700°C 3 Zone Horizontal Tube Furnace
    1700 °C
    3.50 Inch
    23.75 Inch
    34.50 x 40.25 x 25.00 Inch
    3
    B
    9.0 kW
     
    1800°C 3 Zone Horizontal Tube Furnace
    1800 °C
    3.50 Inch
    23.75 Inch
    37.25 x 40.25 x 25.00 Inch
    3
    Pt 20% Rh/Pt 40% Rh
    10.0 kW

    Vertical Tube Furnaces
    Vertical Tube Furnaces
     
  • Maximum operating temperature of 1700°C or 1800°C.
  • Available in heated lengths of 8, 10 and 14 inch.
  • Accomodate tuber diameters from 2.25" to 5.25".
  • Long-life heating element design.
  • Provided with 3216P1 programmable temperature control and a separate independent over-temperature protection control.
  • Insulating end vestibules reduce heat losses and improve chamber uniformity.
  • Each furnace is provided with vertical support stand, and is interconnected to a separate control cabinet with 6 ft. cable.
  • Advanced high temperature graded insulation assembly provides improved energy efficiency.
  • Low outer case temperature provided through double shell construction.
  •  
     
     
     
     
     
     
    1700°C Vertical Tube Furnace
    1700 °C
    3.50 Inch
    10.00 Inch
    34.00 x 23.75 x 27.75 Inch
    B
    4.5 kW
     
    1800°C Vertical Tube Furnace
    1800 °C
    2.25 Inch
    8.00 Inch
    33.50 x 27.50 x 32.00 Inch
    Pt 20% Rh/Pt 40% Rh
    6.00 kW
     
    1800°C Vertical Tube Furnace
    1800 °C
    3.25 Inch
    13.75 Inch
    39.50 x 27.50 x 32.00 Inch
    Pt 20% Rh/Pt 40% Rh
    8.0 kW
     
    1800°C Vertical Tube Furnace
    1800 °C
    4.25 Inch
    13.75 Inch
    39.50 x 27.50 x 32.00 Inch
    Pt 20% Rh/Pt 40% Rh
    8.0 kW
     
    1800°C Vertical Tube Furnace
    1800 °C
    5.25 Inch
    13.75 Inch
    39.50 x 27.50 x 32.00 Inch
    Pt 20% Rh/Pt 40% Rh
    12.0 kW

     

     


    Vacuum Tube Furnaces
  • Maximum operating temperatures of 1200ºC or 1500ºC.
  • 1200ºC furnaces are available with 21.5” and 27.5” heated lengths, and 2.0”, 2.5”, and 3.0” ID tubes.
  • 1500ºC furnaces are available with 18.00” heated length, and 2.0” or 3.0” ID tube.
  • Carbolite HVT vacuum tube furnaces provide vacuum levels better than 1 x 10-5 mbar.
  • These turn-key systems include two stage sliding vane rotary pump, water cooled oil diffusion pump, high vacuum baffle valve, roughing/backing valves, and Pirani and Penning gauges.
  • Vacuum work tube is conveniently accessed through one end with easily removable high vacuum end seal.
  • Opposite end of work tube is joined to the vacuum system via a stainless steel elbow coupling.
  • Radiation shields are provided at each end of the furnace hot zone to improve chamber uniformity and reduce temperature on vacuum end seals.
  • Superior temperature uniformity is provided by long-life element winding on 1200ºC furnace work tubes.
  • Low thermal mass insulation improves the furnace thermal performance.
  • 1500ºC tube furnaces incorporate long-life free radiating silicon carbide heating elements that provide excellent radial and linear chamber uniformity.
  • Safety outer mesh guard provides low external furnace surface temperature.
  • Furnace is mounted at convenient work height on floor standing base cabinet.
  • The vacuum system and all vacuum, temperature, and power controls are housed in the base cabinet.
  • Choice of Model 301 control or programmers.
  • Special options are available for HVT systems (Contact Carbolite).
  •  
     
     
     
     
     
     
    1200°C Vacuum Tube Furnace
    1200 °C
    1.97 Inch
    21.50 Inch
    N
    3.0 kW
    208/240 V
    57.00 X 67.00 X 24.00 Inch
     
    1200°C Vacuum Tube Furnace
    1200 °C
    2.36 Inch
    27.50 Inch
    N
    4.0 kW
    208/240 V
    57.00 X 67.00 X 24.00 Inch
     
    1200°C Vacuum Tube Furnace
    1200 °C
    3.15 Inch
    27.50 Inch
    N
    5.5 kW
    208/240 V
    57.00 X 67.00 X 24.00 Inch
     
    1500°C Vacuum Tube Furnace
    1500 °C
    1.97 Inch
    17.75 Inch
    R
    6.0 kW
    208/240 V
    57.00 X 67.00 X 24.00 Inch
     
    1500°C Vacuum Tube Furnace
    1500 °C
    2.95 Inch
    17.75 Inch
    R
    6.0 kW
    208/240 V
    57.00 X 67.00 X 24.00 Inch