Model Number

OTL1200

OTL-1200 is cover split-able Tube furnace with resistance heating element, which can achieve faster heating and cooling rate.  The furnace is installed with 4"/3"/2"/diameter quartz tube with a pair of smart stainless steel vacuum sealing flange, 1/2" in diameter vacuum sealing assembly will connect with 1/2" rubber hose, which allow to heat sample in vacuum or flowing gas.  Precision temperature controller can provide 50segments heating and cooling steps with +/- 1 ^oC accuracy.

Specifications:

Furnace casing		Double layer steel structure  with dual air cooling fans
Power	KW	2.5KW(2'' Dia. Quartz Tube) 4KW(3'' or 4'')
Voltage	V	AC 220-240 Single Phase, 50/60 Hz
Max. Temperature	oC	1200
Continuous Temperature	oC	1100
Max. Heating Rate	oC /min	<= 50
Tube Size and Materials	mm	OD: 4"";  ID: 3.8"  or OD: 3''; ID 2.8''  OD2'' ID1.8'';  Length: 40",   One 4" Quartz tube ( included )
Heating Zone length	mm	440 ( single zone )
Constant temperature zone	mm	120 (+/-1oC)       400 - 1200 oC
Temperature controller		PID automatic control via current limiting phase angle fired the resistor with 50 steps programmable
Temperature Accuracy	oC	+/ - 1
Vacuum Seal		two stainless steel flanges with vacuum gauge and valves
Vacuum Level  (limited by pump )	torr	0.1  ( vacuum pump 's pressure can reach < 0.0001 torr )
Heating Element		resistance heating element Made by kanthal company
Dimension	mm	550 x 380 x 520
Net Weight	Kg	about 60
Warranty		One year
Shipping package size after crating	inch	45x45x35
furnace Chamber		fibre made by american ITP company

     4'' Dia. quartz tube furnace  Sale Price: 3800 Dollar

     2'' or 3'' Dia.quartz tube furnace  Sale Price: 3500 Dollar