Tube Furnace Manufacturers Laboratory Tube Furnaces Suppliers & Exporters

HIGH TEMPERATURE LABORATORY TUBE FURNACES

Tube furnaces are designed to carry out various chemical processes under high temperature controlled condition. The Tube Furnace facilitates more sophisticated metallurgical applications. We are Tube Furnace Manufacturers & Laboratory Tube Furnace Suppliers. These Single Zone to multiple zone Tube furnaces can maintain High Temperature Tube Furnaces value up to 1800°C. Apart from standard models of Tube Furnaces, we have expertise in Customized Laboratory Tube Furnaces as per your requirement.

SINGLE ZONE TUBE FURNACE
TWO ZONE TUBE FURNACES
THREE ZONE TUBE FURNACE
FIVE ZONE TUBE FURNACE
1100°C SEVEN ZONE SPLIT TUBE TUBE FURNACE
APPLICATIONS

1250^OC Split Tube Furnace

Tube Furnace

Power	6 KW
Voltage	AC 208-240V Single Phase, 50/60 Hz
Max. Temperature	1250° C
Continuous Temperature	1200°C
Max. Heating Rate	≤ 10ºC /min
Tube Size and Materials	High purity mullite tube OD: 3.25'' x ID: 2.88'' x Length: 54''
Heating Zone length	880 mm ( single zone )
Constant temperature zone	500 mm (±2° C)
Temperature controller	PID automatic control with 30 steps programmable
Temperature Accuracy	± 1°C
Vacuum Seal	Two stainless steel flanges with vacuum gauge and valves
Fitting Ports	In order to increase the throughput and achieve high vacuum, you may replace the standard barbed hose fitting with the KF25 adapter. For supplying high pressure gas, you may replace the standard barbed hose fitting with the VCR Face Seal Fitting.0
Vacuum Level	10-2 torr by mechanical vacuum pump. 10-4 torr by molecular pump. Leak rate < 5 mtorr / min.
Heating Element	Fe-Cr-Al Alloy doped by Mo
Dimension	1100 X 450 x 670mm
Certificate	CE certified

Note: Size can be customized as per our customers’ requirement

1650^OC Vacuum Tube Furnace

Vacuum Tube Furnace

Furnace structure	Double layer steel casing with air cooling. Two cooling fan inside to keep case temperature < 55oC 1800 grade fiber alumina casted in vacuum
Tube Materials	99.8%High purity Al2O3 Ceramic Tube
Tube Size	OD: 102mm; ID: 92 mm in diameter x 1000 mm length, 99.8% purity alumina tube included. Two fibrous ceramic tube blocks are included for blocking heat radiation from inside tube. (Ceramic blocks must be fully inserted into the furnace chamber before heating)
Heating element	Super 1750 grade MoSi2 (30 x 330mm)
Max. Working Temperature:	1600°C (2912°F)
Normal Working Temperature:	800 -1550°C (2732°F)
Temperature Controller:	PID automatic control via SCR (Silicon Controlled Rectifier) power control, with 51 steps program.
Max. Heating / Cooling Rate:	5°C / min above 1200°C and 10°C/min below 1200°C
Heating Zone	457 mm ( 18")
Constant Temperature Zone	150 mm (6") (±1° C at 1600°C )
Vacuum seal kit	100 mm diameter stainless steel vacuum seal assembling with one vacuum gauge, two valves, and two porous ceramic blocks are included. For fast & better vacuum,we suggest you use KFD25 adaptor and stainless steel pipe , as well as digital vacuum gauge.
Fitting Ports	In order to increase the throughput and achieve high vacuum, you may replace the standard barbed hose fitting with the KF25 adapter For supplying high pressure gas, you may replace the standard barbed hose fitting with the VCR Face Seal Fitting.
TemperatureAccuracy:	±1° C
Input:	Single Phase, 220V AC, 50/60 Hz
Output:	Max. 5KW
Power cable & plug	10 feet length 10-3 AWG heavy duty UL approved power cable is included.Extra length cable can be ordered. Plug is not included. You can order from your local hardware store according to female plug in your lab
Dimension:	590 L x 490 W x 760 H mm
Certificate	CE certified

Note: Size can be customized as per our customers’ requirement

1750⁰C Vacuum Tube Furnace

Vacuum Tube Furnace Manufacturers

the Chamber material & Size	High purity fibrous Alumina costing under vacuum Coating by high purity ZrO2 (1800 grade ) 200 x 200x 200 mm (8 x 8 x 8 inch), 8.4 Liters
Standard Working Temperature	1750°C ( continuous )
Temperature Control	PID automatic control via SCR ( Silicon Controlled Rectifier) power control, with 31 steps program.
Heating Rate	5°C / min
Temperature Accuracy	± 1°C
Heating Element	Kanthal Super-1800 Grade MoSi2 - 360mm L , 6pcs
Working Voltage	AC 220-240 V single Phase 50/60 Hz
Max. Power	6 KW (require > 40 Amp air breaker)
Power cable & plug	10 feet length AWG heavy duty UL approved power cable is included.Extra length cable can be ordered. Plug is not included. You can order from your local hardware store according to female plug in your lab
Max. Current	up to 45 A
Outside Size	550 x 540 x 620mm
Certificate	CE certified

Note: Size can be customized as per our customers’ requirement

1100⁰C Vacuum Tube Furnace

Two Zone Tube Furnace Suppliers

Furnace structure	Double wall steel casing with forced air cooling. Two cooling fan inside to keep temperature of outside case < 70 ºC High purity alumina fibrous insulation for max energy saving One sliding rail to support flange to load sample at easy Two heating zone to achieve longer constant temperature zone or a certain temperature gradient.
Input voltage	220VAC Single phase
power	5500 W
Fused quartz tube size	8.5" O.D x 8.2" I.D x 40" Length One quartz tube is included, and spare tube is available as option
Heating element	NiCrAl Resistance Wire
Working Temperature	Max. heating temperature: 1100°C Continuous working temperature: 400 -1000°C Max. heating rate: 10°C/min
Heating zone	Total heating zone length 600 mm (24") Two zones: 300 mm + 300 mm (12" per zone) Constant temperature zone: 300 mm (if three zones are in the same temperature)
Temperature controller	Two precision temperature controller with PID function and 30 segments program. One extra temperature monitor is built in to shutdown power when temperature out of control . K type thermocouple installed. Temperature accuracy: ±1°C Software and PC interface module is available at extra cost Optional: PC interface & software
Vacuum Flange and gas feedthrough ports	Vacuum sealed stainless steel flanges with double high temperature silicon O-ring are included to achieve high vacuum (Usually 10-2torr by mechanical pump and 10-4torr by molecular pump ). Vacuum pump is not included. Right-side flange is hinge-type and KF25 vacuum port. KF25 Vacuum Right-Angle Valve and 1.2 meter long KF-40 Flexible Stainless Steel Vacuum Hose are included. One 1/4" diameter feedthrough port is in built. one flange to insert a thermocouple to calibrate furnace temperature. ( please order 36" length x 1/4"dia K type thermal couple to insert the feedthrough at related product or click underlined ) One quartz block is included, which must put right end of tube to block heat radiation Left-side flange is installed on slide able table to make movement easy. There are five stainless steel feed though pipes and needle valve installed on the flanges to feed multi-CVD gases. 4 pcs quartz plate is built in left side.
Product dimension	Furnace: 660 L x 700 W x 1060 H mm Sliding Table: 350 mm L Note: You must put furnace and sliding table on flat surface. Must make good alignment between sliding flange and furnace ( We ship sliding table and furnace separately
Certificate	CE certified

Note: Size can be customized as per our customers’ requirement

1200⁰C Split Tube Furnace

Split Tube Furnace Exporters

Furnace structure	Double layer steel case with two cooling fan, which ensure low surface temperature. Energy saving high purity fibrous alumina liner and insulation. High purity Al2O3 coating.
Power	4 KW
Voltage	AC 208-240V Single Phase, 50/60 Hz , Power cord is included without plug.
Temperature range	100~1100° C (Continuous); 1200° C (<1 hour)
Max. Heating Rate	≤ 20° C /min
Tube Size	3.15"Dia. x 2.83" I.D x 40"L fused quartz tube (80 OD x 72 ID x 1000L mm) Two fibrous ceramic tube blocks are included for blocking heat radiation from inside tube. (Ceramic blocks must be fully inserted into the furnace chamber before heating) Quartz block (Optional) is ideal for more cleanliness and higher achievable vacuum.
Heating Zone Length	Two zones: each zone length 8" (200 mm) Total 16" (400 mm) heating zone
Temperature Controllers	Two Precision Digital Temperature Controller, and each has 30-segement programm with alarm and overheating protection. You can set up two zone at different temperature to create a thermal gradient for CVD deposition or you can set up two zone at same temperature to create a longer constant temperature zone ( about 250mm )
Temperature Accuracy	± 1° C
Heating Element	Fe-Cr-Al Alloy doped by Mo
Fitting Ports	On one end the flange has a valve, vacuum meter & 1/4" feedthrough attached, and on the other end has a valve & KF-25 Vacuum port.
Dimension	590 x 380 x 520 mm
Warranty	One year (No warranty on quartz tubes)
Dimension after crating	45x45x35"
Certificate	CE Certificate

Note: Size can be customized as per our customers’ requirement

1700⁰C Tube Furnace

1700<sup>0</sup>C Tube Furnace India

Dimension	360mm (L) x 320mm (W) x 600mm (H)
Weight	28Kg (not including vacuum pump)
Max. Operating Temp.	1200°C continuous 1250 °C ( for < 60 minutes )
Heating Rate	2-120°C
Heating Element	Fe-Cr-Al Alloy doped by Mo
Working Region	inside camber size: 100mm dia. X 140mm H Auto-lift and auto down sample tray. Ceramic holder included. Ceramic block (80mm H) and supporting plate are included
Power	1.6KW, 15A max.
Voltage	AC 110V or 220V 50/60Hz (Please select the voltage in the optional bar)
Vacuum	One oil-less vacuum pump is included. Vacuum Setting Value: 0 kpa ~ - 99kpa (20 Torr) Max
Temperature controller	Design your program on Color LCD Screen: Idle, dry, preheat, Ramp up, dwell, Cooling down, 6 segments are programmable Vacuum: automatically control the vacuum on/off according to the user-defined value of temperature (vacuum start & stop temperature) and time (vacuum holding time)
Venting System	Gas inlet port Gas inlet port and filter have been installed on the left side of furnace.
Warranty	One year limited warranty (Consumable parts are not covered by the warranty
Certificate	CE certified

Note: Size can be customized as per our customers’ requirement

1100⁰C Three Zone CVD Tube Furnace

CVD Tube Furnace

Furnace structure	Double wall steel casing with forced air cooling. Two cooling fan to keep temperature of outside case < 70 ºC High purity alumina fibrous insulation for max energy saving One sliding rail to support flange to load sample with ease Three heating zone to achieve longer constant temperature zone or a certain temperature gradient
Input voltage	220VAC Single phase
power	8kW
Fused quartz tube size	8.5" O.D x 8.2" I.D x 51" Length One quartz tube is included, and spare tube is available as option
Heating element	NiCrAl Resistance Wire
Working Temperature	Max. heating temperature: 1100°C Continuous working temperature: 400 -1000°C Max. heating/cooling rate: 10°C/min
Heating zone	Total heating zone length 900 mm (36") Three zones: 300 mm + 300 mm + 300mm (12" per zone) Constant temperature zone: 500 mm (if three zones are in the same temperature)
Temperature controller	Three precision temperature controller with PID function and 30 segments programmable One extra temperature monitor is built in to shut down power when temperature out of control by accident Double K type thermal couple installed. Temperature accuracy: ±1°C Software and PC interface module is available at extra cost Optional: PC interface & software
Vacuum Flange and gas feedthrough ports	Vacuum sealed stainless steel flanges with double high temperature silicone O-ring are included to achieve high vacuum (Usually 10-2torr by mechanical pump and 10-4torr by molecular pump ). Vacuum pump is not included Right-side flange is hinge-type and KF25 vacuum port. KF25 Vacuum Right-Angle Valve and 1.2 meter long KF-40 Flexible Stainless Steel Vacuum Hose ( Bellows ), are included. One 1/4" diameter feedthrough port is in built one flange for insert a thermal couple to calibrate furnace temperature. ( please order 36" length x 1/4"dia K type thermal couple to insert the feedthrough) One quartz block is included, which is put at right end of tube to block heat radiation Left-side flange is installed on slideable table to make movement easy. There are five stainless steel feed though pipes and needle valve installed on the flanges to feed multi-CVD gases. 4 pcs quartz plate is built on left side flange
Product dimension	Furnace: 1300 L x 680 W x 920 H mm Sliding Table: 600mm L Note: You must put furnace and sliding table on flat surface. Must make good alignment between sliding flange and furnace ( We ship sliding table and furnace separately)
Certificate	CE certified

Note: Size can be customized as per our customers’ requirement

1200⁰C Three Zone Quartz Split Tube Furnace

Quatrz Tube Furnace

Furnace structure	Three heating zones: (900mm, 36" in total) Zone 1: 229mm (9") Zone 2: 457mm (18.0") Zone 3: 229 mm (9") Max. 25" (625 mm) long with ± 1°C accuracy if set three zones at the same temperature. Precision temperature controllers with 30 segment programm and ±1° C accuracy. Max. Working Temperature: 1200°C Continuous Working Temperature : 1100°C Heating Rate: ≤20°C /min
Power	AC 208-240V Single Phase, 50/60 Hz (40A breaker required). 7 KW Max. Powder cord is included without plug. CE certified
Processing Tubes	Two High purity Fused Quartz Tubes included Outside tube: 130mm O.D. x 122 mm I.D. x 1480 mm Inside tube: 102mm O.D. x 94 mm I.D. x 1540 mm
Vacuum sealed flanges	One pair of flange made of SS304, which seals tightly between tubes by two high temperature O-rings (10-2 by mechanical pump and 10-4 by molecular pump). The flange is built with water cooling jacket. When working temperature > 900°C it is required to use cooling water. One KF25 adapter is installed on left flange to connect to a vacuum pump. One stainless steel needle valve is installed on right flange
Optional	Copper Foil for Graphene Growth (150m length x 150mm width x 25um thickness)
Furnace Dimension	1030 x 430 x 580 mm ( not included flange and tube )
Certificate	CE Certified

Note: Size can be customized as per our customers’ requirement

1700⁰C Three Zone Alumina Tube Furnace

Alunimium Tube Furnace

Furnace Structure	Double layer steel casing with air cooling. Two cooling fan inside to keep temperature of outside case < 55oC. High purity fibrous alumina insulation for Max, energy saving. Three independent heating zones via three precision temperature controllers.
Power	9 KW (75A air breaker required )
Voltage	AC 208-240V Single Phase, 50/60 Hz
Heating Zone	Three zones: total 25" (630 mm) heating zone (included two refractory separators) Zone 1: 7.5" (190 mm) heated by 4 pcs U type SiC Working temperature 800 - 1400°C Heating rate: 10°C/min Zone 2: 10" (250 mm) heated by 6 pcs U type MoSi2 working temperature 800 - 1700°C Max. Heating rate: 5°C/min Zone 3: 7.5" (190 mm) heated by 4 pcs U type SiC Working temperature 800 - 1400°C Max. Heating rate: 10°C/min
Tube Size and Flange	99.8% purity Alumina Tube 2-3/8" ( 60mm) O.D.x 2-1/8"I.D. (54mm) x 48" (1200mm) Length 60 mm stainless steel vacuum sealing flange with valve and meter is included Two porous ceramic blocks are included for protecting flange from heating radiation
Temperature controller	PID precision control by SCR 30 segments programmable for any temperature profile. Built in protection for overheated and broken thermal couple.
Temperature Accuracy	±1ºC
Power cable & plug {C} {C}	10 feet length 8-3 AWG heavy duty UL approve power cable is included Extra length cable can be ordered. Plug is not included. You can order from your local hardware store according to female plug in your lab
Vacuum pump	Heavy Duty Rotary Vane Vacuum Pump (7.8 CFM -240 L/m) with Two Stage Exhaust System installed inside the vacuum station. Vacuum pressure 10-2 Torr. ( 220V is available for outside USA) One KFD25 adaptor is installed to flange for connecting to vacuum pump. Stainless steel pipe (25mmDia x 1000mm length) is included for connecting to tube furnace withKFD25 adaptor and clamps.
Vacuum Gauge	CE certified vacuum meter with LED digital display with the range10-3torr, vacuum system reaches to 5x10-2 torr within 30 minutes pumping
Three Channel Gas mix and delivery system	Three gas flow-meters ( 4% accuracy FS) are installed inside mobile case which are able to monitor gases flowing rate (three different kinds of gases in total) 1) Compact direct read flow meter, 10-100 cc/min. 2) Compact direct read flow meter, 16-160 cc/min. 3) Compact direct read flow meter, 25-250 cc/min. One pressure meters is installed inside mobile cart which are able to monitor the pressure of mixing tank. 4 stainless steel needle valves are installed on the mobile cart Two gas flowing pipes are provided for immediately use (one pipe from two mixed gases and another is independent gas) Optional: in order to control gas delivery accurately, you may choose three channel gas delivery system controlled by precision digital mass flow meter at extra cost.
Dimension	Furnace: 863 L x 457 W x 711 H mm (34 L x 18 W x 28 H inch) Gas cart: 850 mm (L) x 600 mm (W) x 700 mm ( H)
Certificate	CE certified

1100⁰C Five Zone Split Tube Furnace

Five Zone Tube Furnace

Furnace structure	Double layer steel case Energy saving high purity fibrous alumina insulation. Heating Element : 1300 ºC grade Fe-Cr-Al Alloy doped by Mo 32"length x 5.5"dia heating chamber with built in 5 thermal couples
Power & Voltage	AC 208-240V Single Phase, 50/60 Hz 8 KW Max. (50A breaker required) Powder cord is included without plug
Max. Temperature	1200 °C
Continuous Temperature	1100 °C
Max. Heating Rate	≤20 °C /min
Heating Zone	Five independent heating zones: each heating zone length 152 mm Total heating zone length: 811 mm, 32" in total) Max. Constant temperature zone 25" ( 635mm ) if 5 zone heated at same temperature ( within ±2oC)
Temperature Controllers	30-segment program Digital temperature Controllers are integrated in a separated unit with connection ports to power and thermal couple Built in protection from over-heat and broken thermocouple Temperature Accuracy : ±1 °C
Optional Processing Tube & Vacuum flange	The furnace can accept quartz or mullite tube with diameter 1" - 5" diameter and minimum length 1400mm ( 55")
Dimension	1100 X 450 x 670mm
Certificate	CE Certified

Note: Size can be customized as per our customers’ requirement

1200^OC Five Zone Split Tube Furnace

1200 <sup>0</sup> Split Tube Furnace

Furnace structure	Double layer steel case with two cooling fan, which ensure low surface temperature.Energy saving high purity fibrous alumina insulation.
Power	8 KW
Voltage	AC 208-240V Single Phase, 50/60 Hz (40A breaker required) Powder cord is included without plug
Max. Temperature	1200 ºC
Continuous Temperature	1100 ºC
Max. Heating Rate	≤20 ºC /min
Tube Size and Flange	Standard: 80 mm O.D x 74 mm ID. x 1400mm L fused quartz tube included; Optional: 4", 5" diameter tube is available upon request at extra cost; Two fibrous ceramic tube blocks are included for blocking heat radiation from inside tube. Quartz block is ideal for more cleanliness and higher achievable vacuum.
Fitting Ports	In order to increase the throughput and achieve high vacuum, you may replace the standard barbed hose fitting with the KF25 adapter, please specify at time of order. For supplying high pressure gas, you may replace the standard barbed hose fitting with the VCR Face Seal Fitting, please specify at time of order.
Heating Zone Length	Five heating zones: Zone1: 152 mm Zone2: 152 mm Zone3: 152 mm Zone4: 152 mm Zone5: 152 mm Total heating zone length: 811 mm, 32" in total)
Temperature Controllers	Digital Controllers, and each has 30-segement program. Built in protection from over-heat and broken thermocouple Five K type thermal couple Optional: you may order 5 sets of software & PC interface at the link below to achieve computer control at extra cost
Temperature Accuracy	±1 ºC
Heating Element	Fe-Cr-Al Alloy doped by Mo
Dimension	1100 X 450 x 670mm
Certificate	CE Certified

Note: Size can be customized as per our customers’ requirement

1200⁰C Five Zone Split Tube Furnace

Seven Split Tube Furnace

Furnace structure	Double layer steel case Energy saving high purity fibrous alumina insulation. Heating Element : 1300ºC grade Fe-Cr-Al Alloy doped by Mo 32"length x 5.5"dia heating chamber with 5 built in thermal couples
Power & Voltage	AC 208-240V Single Phase, 50/60 Hz 8 KW Max. (50A breaker required) Powder cord is included without plug
Max. Temperature	1200 °C
Continuous Temperature	1100 °C
Max. Heating Rate	≤20 °C /min
Heating Zone	Seven independent heating zones: each heating zone length 115 mm Total zone length: 811 mm, 32" in total) Max. Constant temperature zone 28" ( 635mm ) if 7 zone heated at same temperature ( within ± 2°C)
Temperature Controllers	Seven 30-segement programmable Digital temperature Controllers are integrated in a separated unit with connection ports to power and thermal couple Built in protection from over-heat and broken thermocouple Temperature Accuracy : ±1 °C
Optional Processing Tube	The furnace can accept quartz or mullite tube with diameter 1" - 5" diameter and minimum length 1400mm ( 55")
Dimension	1100 X 450 x 670mm
Certificate	CE Certified

Note: Size can be customized as per our customers’ requirement

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