Low Cost Vacuum Tube Furnace        (September, 2004)

Thoughtventions Unlimited, LLC is offering the Model VF20, Low Cost Vacuum Tube Furnace for materials heat treating.  This low priced vacuum furnace operates at temperatures over 1000°C with end loading access.  The furnace uses a proprietary design to reach high temperatures at low power.   Stable, programmable, temperature control uses a Type J or K thermocouple, controller and a feedback controlled SCR power supply.   Other furnace sizes are available.

Specifications:
 

Physical Characteristics
Overall Size of Furnace 90 cm Long x 45 cm Wide x 45 cm High
Overall Size of Controller 30 cm Wide x 30 cm High x 25 cm Deep  
Nominal Hot Zone Size 60 cm Long x 20 cm Diameter 
Thermocouple Type J or K
Heating Elements Kanthal
Power Supply 120 VAC/20A Phase Control SCR
Weight Less than 5 kg
Operating Characteristics:
Temperature Control Standard PID automatic control.
Power at 1000°C Less than 2  kW 
Operating pressure  High vacuum
Operating atmosphere  None
Cooling Water cooled end cap
Peak Operating Temperature of Hot Zone >1000°C
Temperature at center (+/- 1 cm) Constant within accuracy of a Type J/K thermocouple - less than 1°C.

Please call Steve Bates at 860-657-9014 to discuss your needs.
or send Inquiries to:
 
Dr. Stephen C. Bates, President 
Thoughtventions Unlimited, LLC 
40 Nutmeg Lane 
Glastonbury, CT 06033 		 Tel: 860-657-9014
Fax: 860-657-2666
e-mail: thought@tvu.com
Web site: http://www.tvu.com