Vertical Tube Furnace 1400 C

Ants vertical tube furnace is designed for quenching sample from high temperature into ice water or oil rapidly to study material phase transition.



  • Ⅰ. Technical Specifications
  • Max. temperature
  • 1400 ℃ (<2hour)
  • Working temperature
  • 1300℃
  • Standard Temperature controlling
●  PID automatic control via SCR (Silicon Controlled Rectifier) power control with phase angle fired, current limiting resistor.

●  51 programmable segments for precise control of heating rate, cooling rate and dwell time.

●  Built in PID Auto-Tune function with overheating & broken Thermocouple broken protection.

●  Over temperature protection and alarm allows for operation without attendant

  • Optional of Temperature controlling
●  Software (Furnace can be operated by PC by installing a control software)

●  Touch screen temperature controller

  • Temperature accuracy
  • ±1℃
  • Heating rate
  • <15 ℃ /min  
  • Thermocouple
  • S type (Pt-Rh to Pt-Rh) with 99.7% purity Alumina tube
  • Heating element
  • SIC heating elements
  • Furnace Chamber
  • Three layers of ceramic fiber insulation materials
  • ●  First layer: 1700℃ ceramic fiber board.
  • ●  Second layer: 1430℃ ceramic fiber board.
  • ●  Third layer: 1260℃ ceramic fiber board.
  • Furnace structure
  • Double layer steel casing with dual cooling fan, surface temperature below 60℃
  • Vacuum system
●  Double stage rotary vane vacuum pump with magnetic valve to prevent the oil absorbed to tube.

●  Self-expansion type double silicon ring flange, 304 stainless steel HCP.

●  Needle valve + Mechanical vacuum gauge + Discharge valve

  • Warranty
●  One year limited warranty with life time support. (Consumable parts such as heating elements and crucibles are not covered by the warranty, please order the replacement at related products)

●  ATTENTION: Any damages caused by the use of corrosive and acidic gases are not under the coverage of One Year Limited Warranty.

  • Certifications
  • CE
  • Ⅱ. Application Notes
  • Using Attentions
●  Cooling rate shall also not exceed 10℃ /min.   

●  Toxic or explosive gases are not recommended for use with this furnace without necessary safety controls and supervision.

●  Small cracks may appear on the surface of the refractory ceramics over extended use. This is a normal occurrence and the cracks may be repaired with alumina coating.

●  Refractory door block must be inserted before closing door.

Our Standard Models