Bench Furnace

Bench Furnace

  • Grieve - BF-8128, BF-8128-HT,BF-12128, BF-12128-HT and more
  • Accuracy as percent of controller span
  • Uniformity at 100°F below maximum temperature
  • Rise Time in minutes to 100°F below maximum temperature

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These furnaces provide for a variety of heat treating applications.


Precision microprocessor based temperature controls and energy-saving insulation maximize the cost efficiency and performance of these rugged units.

 Ideal for general purpose heat treating of tools, dies and other parts.


Operating Characteristics:

  • Accuracy as percent of controller span
  • Uniformity at 100°F below maximum temperature
  • Rise Time in minutes to 100°F below maximum temperature
  • Tests run with empty oven and minimum exhaust
  • Performance will vary with load and application

Certifications

  • UL Listed Control Panel
  • Meets the Requirements of the Following Standards:
  • NFPA 86 (Standard for Ovens and Furnaces)
  • NFPA 70 (National Electric Code)
  • FM (Factory Mutual)
  • OSHA


Safety Equipment

  • Adjustable manual reset excess temperature interlock to turn off heat on malfunction of main temperature controller
  • Separate heating element control contactors to turn off heat on malfunction of main control contactors
  • Door interlock turns off power to heating elements when door is opened to protect operator from line voltage at heating elements


Controls

  • Digital temperature controller
  • LED pilot light
  • On-off heat switch
  • 5 kA short circuit current rating (SCCR)


Construction

  • 208 volt (at 80% of 230 volt heat input),230 volt or 460 volt, 3-phase, 50/60 HZ – other input power available
  • All welded construction
  • High temperature Kanthal A-1 coiled wire heating elements supported in rugged ceramic plates
  • Heating elements located on sidewalls and ceiling of work space for excellent temperature uniformity
  • Insulated with light weight, energy saving refractory ceramic fiber
  • Heavy gauge aluminized steel exterior with Trilite Green enamel finish
  • Brushed stainless steel control panel face
  • Gas spring assisted manually operated vertical lift door
  • Door hot side faces away from operator
  • Removable ceramic hearth tray
  • Fully assembled and factory tested




*** Not for use with flammable solvents, vapors, or gases. ***


MODELWORKSPACEOUTSIDE DIMENSIONS*(WXDXH)MAX TEMPHEAT INPUTINSULATION THICKNESSOPERATING CHARACTERISTICS†DOOR TYPEHEIGHT W/ DOOR OPENHEARTH RATINGAPPROX SHIPPING WEIGHT
DIMENSIONS(WXDXH)VOLUMECU FTELECTRICKWGASBTU/HRCONTROL ACCURACYTEMPERATURE UNIFORMITYRISE TIME (ELECTRIC)RISE TIME (GAS)
BF-81288" x 12" x 8"0.424" x 31" x 31"2,000°F4.5Not Available5"± 0.3%±15°F65Not Available 52"60400 lbs
BF-8128-HT8" x 12" x 8"0.426" x 33" x 33"2,200°F4.5Not Available6"± 0.3%±20°F75Not Available 54"60485 lbs
BF-1212812" x 12" x 8"0.728" x 31" x 31"2,000°F6Not Available5"± 0.3%±15°F55Not Available 52"60450 lbs
BF-12128-HT12" x 12" x 8"0.730" x 33" x 33"2,200°F6Not Available6"± 0.3%±20°F80Not Available 54"60530 lbs
BF-12121212" x 12" x 12"128" x 31" x 37"2,000°F7.5Not Available5"± 0.3%±12°F50Not Available 66"60500 lbs
BF-121212-HT12" x 12" x 12"130" x 33" x 39"2,200°F7.5Not Available6"± 0.3%±17°F65Not Available 68"60600 lbs
BF-1218812" x 18" x 8"128" x 37" x 31"2,000°F7.5Not Available5"± 0.3%±10°F65Not Available 52"60525 lbs
BF-12188-HT12" x 18" x 8"130" x 39" x 33"2,200°F7.5Not Available6"± 0.3%±15°F75Not Available 54"60625 lbs
BF-12181212" x 18" x 12"1.528" x 37" x 37"2,000°F12Not Available5"± 0.3%±10°F45Not Available 66"60550 lbs
BF-121812-HT12" x 18" x 12"1.530" x 39" x 39"2,200°F12Not Available6"± 0.3%±15°F60Not Available 68"60650 lbs
BF-1224812" x 24" x 8"1.328" x 43" x 31"2,000°F12Not Available5"± 0.3%±10°F50Not Available 52"60625 lbs
BF-12248-HT12" x 24" x 8"1.330" x 45" x 33"2,200°F12Not Available6"± 0.3%±15°F60Not Available 54"60725 lbs
BF-12241212" x 24" x 12"228" x 43" x 37"2,000°F15Not Available5"± 0.3%±10°F45Not Available 66"60700 lbs
BF-122412-HT12" x 24" x 12"230" x 45" x 39"2,200°F15Not Available6"± 0.3%±15°F60Not Available 68"60800 lbs