Series 3027 - High Temperature Box Furnaces

Compact space saving furnaces designed with silicon carbide heating elements for operation to 2500°F (BB) or 2750°F (CL). Ideal for Laboratories, Tool & Die Companies and Ceramic Shops. Chambers are ruggedly constructed, lined with firebrick insulation and silicon carbide heating elements mounted above and below the hearth for uniform heat. These models are complete with step down transformer and selector switches for regulating the voltage to the heating elements providing longer life.

All models are completely wired, assembled, test fired and shipped ready for connection to main power supply. Available in nine standard models sizes.

Standard Features

  • Heavy gauge sheet metal shell construction with structural reinforcement.
  • Silicon carbide elements mounted above and below the hearth.
  • Tapped power transformer and selector switches for a 70% element resistance increase.
  • Multi-layered 7.5" of firebrick and mineral wool insulation.
  • Silicon carbide hearth plates support the work load and transfer heat from the floor elements.
  • Double-Pivot horizontal swing door to keep hot face surface away from operator.
  • Safety micro-switch shuts off power to elements when door opens.
  • Honeywell digital temperature controller with type R thermocouple.
  • Controls are mounted below furnace in enclosed cabinet and operate on 115 volts.

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Options

Program controllers, over temperature safety systems, timers, recorders, quench tanks, alternate door arrangements, computer interface, gloves, tongs and foil wrap.

Specifications

Model Chamber Overall Voltage KW 2500°F KW 2750°F
H" W" L" H" W" L"
3027-B12 9 9 12 62 40 32 230/3 10 12
3027-B18 9 9 18 62 40 38 230/3 13 16
3027-K12 12 12 12 65 43 32 230/3 12 15
3027-K18 12 12 18 65 43 38 230/3 17 19
3027-K24 12 12 24 65 43 44 230/3 20 24
3027-K36 12 12 36 65 43 56 230/3 28 33
3027-M18 12 18 18 65 49 38 230/3 21 25
3027-M24 12 18 24 65 49 44 230/3 26 30
3027-M36 12 28 36 65 49 56 230/3 36 42

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