Low Cost Vacuum Tube Furnace

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.

Contact Stephen Bates (thought@tvu.com) with questions or to discuss your application.

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Last updated: June 2010