Crucible Laboratory Furnaces

National Element Inc. understands the critical nature of laboratory testing. Our lab furnaces are made with precision, consistency and durability in mind. NEI designed our coal analysis crucible with a sturdy wire sling mount so each sample is positioned in the furnace to ensure conditions of volatilization are precisely duplicated every time.


  • Operate on A.C. and D.C.
  • 120 or 240 volt circuits (but not both)
  • Chromel®-A wire
  • Maximum operating temperature for FD Crucible is 1800° F
  • FA-120 specifically designed for coal analysis


  • Heat Treating
  • Reacting Studies
  • Coal Testing
  • Sintering
  • Annealing
  • Ceramic firing
  • Glass firing
  • Reductive processes
  • Reactive processes


  • Government and Private research facilities.
  • University science laboratories
  • Preproduction manufacturing test
  • Small scale production environments
  • Glass production
  • Ceramics engineers and scientists
  • Healthcare
  • Research and Development
  • Technology

Crucible Furnace for Industrial Applications

Crucible Laboratory Furnaces

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NEI Specialists on hand who know the in's and out's of tolerance, capability and utility. Go ahead and test us on your toughest requirements. We thrive on making, altering and customizing anything to make it work harder, heat faster or last longer.

(248) 486-1810

Furnace Specifications
overall size heating chamber
type diameter height diameter depth full-load rating k.w.