Carbolite 1700 °C & 1800 °C High Temperature Box Furnace

  • Three 1700°C and four 1800°C chamber sizes available.
  • Heating elements located on both sides of chamber ensure good thermal uniformity.
  • All Carbolite standard 1700°C and 1800°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 as standard on HTF Models 17/5, 17/10, 18/4 and 18/8.
  • Positive break door safety switch isolates power to the heating elements when door is opened.
  • Low temperatures of outer case and critical components are provided through fan cooling.
  • Molybdenum disilicide element resistance does not change with usage, providing no restriction on placement of a new element in circuit with older elements.
  • Chamber vent provides for process exhaust.
  • Serviceability is aided by the furnace’s mechanical and electrical design.
  • Choice of optional programmable controls.
  • Furnaces are designed to operate on either 208 or 240V.
  • Choice of multiple accessories and options.

Item #: HTF 17/5
Internal Chamber Dimensions (H x W x D): 6.25 x 6.00 x 8.75 Inch
Internal Chamber Dimensions (H x W x D): 158 x 150 x 225 mm
External Dimensions (H x W x D): 22.25 x 32.50 x 25.50 Inch
External Dimensions (H x W x D): 565 x 830 x 650 mm
Max. Temperature: 1700 °C
TC Type: B
Max. Power: 4.19 kW
Furnace Voltage: 208/240 V
Shipping Weight: 247 lbs

Item #: HTF 17/10
Internal Chamber Dimensions (H x W x D): 9.00 x 8.00 x 8.75 Inch
Internal Chamber Dimensions (H x W x D): 227 x 200 x 225 mm
External Dimensions (H x W x D): 22.25 x 32.50 x 25.50 Inch
External Dimensions (H x W x D): 565 x 830 x 650 mm
Max. Temperature: 1700 °C
TC Type: B
Max. Power: 5.92 kW
Furnace Voltage: 208/240 V
Shipping Weight: 318 lbs

Item #: HTF 17/25
Internal Chamber Dimensions (H x W x D): 12.00 x 10.75 x 12.00 Inch
Internal Chamber Dimensions (H x W x D): 300 x 275 x 300 mm
External Dimensions (H x W x D); 71.00 x 43.25 x 26.75 Inch
External Dimensions (H x W x D): 1800 x 1100 x 680 mm
Max. Temperature: 1700 °C
TC Type: B
Max. Power: 9.60 kW
Furnace Voltage: 208/240 V Three Phase
Shipping Weight: 1136 lbs

Item #: HTF 18/4
Internal Chamber Dimensions (H x W x D): 5.50 x 5.50 x 7.50 Inch
Internal Chamber Dimensions (H x W x D): 140 x 140 x 190 mm
External Dimensions (H x W x D): 22.25 x 32.50 x 25.50 Inch
External Dimensions (H x W x D): 565 x 830 x 650 mm
Max. Temperature: 1800 °C
TC Type: Pt 20% Rh/Pt 40% Rh
Max. Power: 4.5 kW
Furnace Voltage: 208/240 V
Shipping Weight: 265 lbs

Item #: HTF 18/8
Internal Chamber Dimensions (H x W x D): 8.25 x 7.50 x 7.50 Inch
Internal Chamber Dimensions (H x W x D): 208 x 190 x 190 mm
External Dimensions (H x W x D): 22.25 x 32.50 x 25.50 Inch
External Dimensions (H x W x D): 565 x 830 x 650 mm
Max. Temperature: 1800 °C
TC Type: Pt 20% Rh/Pt 40% Rh
Max. Power: 6.4 kW
Furnace Voltage: 208/240 V
Shipping Weight: 375 lbs

Item #: HTF 18/15
Internal Chamber Dimensions (H x W x D): 8.75 x 8.75 x 12.00 Inch
Internal Chamber Dimensions (H x W x D): 220 x 220 x 300 mm
External Dimensions (H x W x D): 62.25 x 27.25 x 31.50 Inch
External Dimensions (H x W x D): 1580 x 690 x 800 mm
Max. Temperature: 1800 °C
TC Type: Pt 20% Rh/Pt 40% Rh
Max. Power: 9.0 kW
Furnace Voltage: 208/240 V
Shipping Weight: 805 lbs

Item #: HTF 18/27
Internal Chamber Dimensions (H x W x D): 12.00 x 12.00 x 12.00 Inch
Internal Chamber Dimensions (H x W x D): 300 x 300 x 300 mm
External Dimensions (H x W x D): 63.50 x 30.75 x 37.25 Inch
External Dimensions (H x W x D): 1610 x 780 x 945 mm
Max. Temperature: 1800 °C
TC Type: Pt 20% Rh/Pt 40% Rh
Max. Power: 18.0 kW
Furnace Voltage: 208/240 V Three Phase
Shipping Weight: 1125 lbs


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