LSL-Series Solid Tube Furnaces for Temperatures up to 1700°C (3092°F)

Product Overview


  • High quality construction
  • Stainless steel shells
  • Long life heating elements
  • Excellent temperature uniformity
  • Rapid heat up rates
  • Heavy duty flanges
  • Prefired insulation to reduce shrinkage and bakeout times
  • Well ventilated terminal area for cooler temperatures
  • Vacuum formed ceramic fiber insulation for high temperatures and low heat loss
  • Standard models ready for many common applications
  • Custom dimensions available


  • Precise temperature controls with optional recording system
  • Several sizes of quartz view ports
  • Ceramic or metal retorts for atmosphere control
  • Horizontal operation possible
  • Standard and custom mounting brackets for test frames
  • Bottom loading units, mechanical lifts
  • Multiple zone units for greater uniformity
  • End reducing plugs to work with smaller tubes

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Inside Diameters:
2, 3, 4, 5, or 6 inch

*Inside diameter of furnace must be a minimum of 1/2 inch larger than maximum process tube OD.

Heated Lengths :
4, 6, 8, 10, or 11 inch

**Overall length will be 6 inches longer than heated length unless otherwise specified.

***Custom sizes are available upon request