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1700C Tube Furnace w/ 18" heated Zone & 60 or 80 mm OD Alumina Tube and Flange - GSL-1700X

Transported by LTL Freight (Truck)

Product Options

Tube Size:


Upgrade to Eurotherm 3000 series
GSL-1700X-UL is a bench-top 60mm dia. tube furnace with 1800 Grade MoSi2 Heating Elements. It is widely used in material & chemical researching labs to sinter all types of new material samples under vacuum and other gas conditions. Vacuum sealing assembly is installed with 1/4" gas pipe adaptor. It is controlled by a 30segment programmable high precision SCR (Silicon Controlled Rectifier) digital controller with an accuracy of +/-1 oC. This tube furnace has a max. working temperature up to 1700ºC. Tube size can be selected in the options bar.

 Furnace Structure  

  • Double-layer steel casing with air cooling 
  • Two cooling fans inside to keep case temperature < 55ºC
  • High purity Alumina refractory chamber
  • One piece of High purity Alumina tube is included with optional dimension:
  •   The alumina tube is consumable and no warranty covered. Please click the picture to order spare
Max. 5.2KW 
Single Phase, 220V AC+/- 10% , 50/60 Hz (40A breaker required)
Max. Working Temperature
1700ºC < 1 hour 
Continuous Working Temperature
Max. Heating/ Cooling Rate
10ºC / min 
Heating Zone
457 mm (18")
Constant Temperature Zone
150 mm (6")
Temperature Distribution
Heating Elements
Super 1800ºC grade MoSi2 heating elements (30 x 325mm), 8pcs
Temperature Controller


Eurotherm 3000 Series optional
  • PID automatic control via SCR (Silicon Controlled Rectifier) power control with phase angle fired
  • 30 programmable segments for precise control of heating rate, cooling rate and dwell time
  • Please click here to learn why SCR is more accurate than SSC (Solid state relay)
  • Built-in over-temperature alarm and protection allows for operation without the attendant
  • +/- 1 ºC temperature accuracy
  • RS485 Communication Port
  • Optional:  
    • The furnace may be operated by PC by installing a control module. Please order an MTS-02 control module at extra cost.  
    • If you order the PC control module together with the furnace, we will install and test it before shipping. We recommend you to order a computer (laptop) from us to avoid software installation problems. For more information please click here.
    • Eurotherm 3000 Series Programmable Temperature Controller is available at the extra cost with 
      • 1 program, 24 segments programmed with ramping, cooling and dwelling steps
      • Temperature Accuracy:  ±  0.1ºC
      Sealing Flanges
      • One pair of sealing flanges with double silicone high-temperature O-rings is included
      • Two SS needle valves and one dial vacuum gauge are installed on flanges for immediate use
      Fitting Ports

      Vacuum Level
      • Limited by the vacuum pump
        • 50 mtorr can be achieved by the mechanical pump
        • 10^-5 torr can be reached by molecular pump
      •  The vacuum pump is not included, please order separately at the related products section
      Power Plug & Cable
      • 10 feet length 10-3 AWG heavy duty UL approved power cable is included. Extra length cable can be ordered by click the picture below-left
      • The plug is not included. Browse our catalog for compatible plugs or obtain one from a local hardware store
      Dimensions 590 L x 490 W x 760 H  mm
      Net Weight 168 kg (370 lbs)
      Shipping Dimensions 48" L x 40" W x 47" H
      Shipping Weight 218 kg (480 lbs)
      Warranty One year limited manufacturer warranty with lifetime support (consumable parts such as furnace liner, processing tubes, and O-rings are not covered by the warranty, please order replacements at related products below)
      Laptop, software & WiFi Control (Optional)
      • Brand new laptop with Microsoft Windows 10 and Microsoft Office 2013 (30 days free trial) 
      • Labview Based Temperature Control System (EQ-MTS01) enables the user to edit temperature profile, manage heat-treatment recipe, record, and plot data for MTI furnaces.
      • A wireless remote control provides up to 300 meters of operating range.
      • The above features are available upon request at an extra cost (up to $1,000).

      • CE Certified
      • NRTL  or CSA certification is available upon request at extra cost. 
      Application Notes
      Operation Video
      Flanges set and sealing O-ring
      1 set
      1000mm L 99.8% high purity Al2O3 ceramic processing tube (made in the US) (O.D is selected by customer)
      Alumina Foam Tube Blocks
      furnace handle hook
      Part No.
      Quick Link
      KF-D25 series Vacuum Suite(vacuum pump, vacuum ball valve, vacuum bellows, quick clamps, KF adapter) Also you may buy individually.
      Temperature Control System for controlling MTI's furnace by using computer
      Compact Digital Vacuum Gauge & Controller with Power Supply (Up to 10-4 Torr)
      Heavy Duty Mobile Car for All MTI Tube and Box Furnaces
        Gas mix station (Float flow meter / Mass flow meter) (2, 3, 4 channels selectable)
      Vacuum flange fittings 
      High vacuum station (Mechanical pump + turbo molecular pump)
      Compact Flow Meter (float flow meter / mass flow meter)
      Ceramic Boat/crucible


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      1. Prices listed online are valid for the US market and who pay by credit card only. There will be extra charges for shipping & handling. Prices vary from country to country.
      2. We may add extra charges for paper orders and NET 30 terms due to extra labor costs.
      3. The prices listed are subject to change without notice.