1200°C Open Type Vacuum Atmosphere Tube Furnace CVD System
1200°C Open Type Vacuum Atmosphere Tube Furnace CVD System

1200°C Open Type Vacuum Atmosphere Tube Furnace CVD System

CVD-LTF12P/ CVD-LTF12T Series
Provide an experimental environment with vacuum, controllable atmosphere and high temperature, used in semiconductor, nanotechnology, carbon fiber and other fields. This CVD growth system is suitable for CVD processes, such as silicon carbide coating, ceramic substrate conductivity testing, controlled growth of ZnO nanostructures, and MLCC atmosphere sintering experiments.
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OVERVIEW

Provide an experimental environment with vacuum, controllable atmosphere and high temperature, used in semiconductor, nanotechnology, carbon fiber and other fields.
This CVD growth system is suitable for CVD processes, such as silicon carbide coating, ceramic substrate conductivity testing, controlled growth of ZnO nanostructures, and MLCC atmosphere sintering experiments.

FEATURES

1.The furnace is made of polycrystalline mullite fiber vacuum adsorption, the temperature field is uniform and energy saving is more than 50%

2.The self-developed air diversion and heat insulation technology ensures the service life and constant temperature effect of each component in the box

3.When the electric furnace is started, the exhaust fan will automatically run at the same time. After the test, the exhaust fan will continue to run until the temperature of the furnace body is lower than 60 °C, and the exhaust fan will stop automatically, which effectively protects the surface of the furnace body.

4.The furnace door is opened with automatic power-off, over-temperature protection function, and leakage protection function to ensure the safety of use.

5.The circuit adopts continuous heating output mode, dual-circuit power supply, and separate wiring of strong and weak current improves the stability of the system

6.The heating module adopts DC signal to adjust the output power, which avoids the interference of induced electricity to the control signal.

7.Low-voltage metal buttons are used for operation buttons, with status indicator lights, safe and intuitive operation.

8.The upper and lower furnace bodies are connected by aviation plugs, which are safe, reliable and convenient to connect.

9.The gas circuit assembly is made of food grade 316 stainless steel, which has corrosion resistance, atmospheric corrosion resistance and high temperature resistance, and is non-magnetic

10.Adopt digital flow display instrument, cooperate with mass flow controller, collect data and control flow. It has the characteristics of good repeatability, fast response speed, stability and reliability. (Gas Mass Flow Control System)

11.Automatic control and manual control switching function, the automatic control mode can automatically open/close the vacuum pump through the set value, so that the container can be kept within a certain vacuum pressure range. Manual control mode uses the user to directly operate the vacuum pump via the vacuum pump on/off button. to meet the needs of different experiments. (Medium vacuum control system)

12.The solenoid valve slow start technology makes the solenoid valve open 10 seconds after the vacuum pump is turned on, so that the system pressure in the furnace tube is kept accurate, and it also ensures that the exhaust gas will not return to the furnace tube system to affect the experimental effect (medium vacuum control system)

13.Overheating alarm, menu lock, overheating prevention, power recovery delay.

14.Using one-way valve technology, the gas flow is controlled within a controllable pressure range to ensure safety.

15.The gas mixing tank device is adopted, so that the gas can be introduced into the working room after being fully mixed to ensure that it will not leak.

SPECIFICATIONS

Model

Single temperature zone

CVD-LTF12P50

CVD-LTF12P60

CVD-LTF12P80

CVD-LTF12P100

CVD-LTF12T50

CVD-LTF12T60

CVD-LTF12T80

CVD-LTF12T100

Double temperature zone

CVD-LTF12P50S

CVD-LTF12P60S

CVD-LTF12P80S

CVD-LTF12P100S

CVD-LTF12T50S

CVD-LTF12T60S

CVD-LTF12T80S

CVD-LTF12T100S

Performance

Operating   temperature range

300-1200°C

temperature   resolution

1°C

temperature   accuracy

±1°C

Heating   rate

0-20°C/min

Heating   zone length

420mm

Length   of constant temperature zone

Single   temperature zone210mmDouble temperature zone280mm

maximum   vacuum

-0.1MP3

Empty   furnace heating time

≤15min

Heating   rate when configuring furnace tube

500°C以下≤5°C/min 500-800≤ 10°C/min 800-1000≤5°C/min 1000-1200≤2t°C/min

Composition

Exterior

Cold-rolled   steel sheets - surface chemical resistant coating

Furnace   body

Polycrystalline   Mullite Fiber

Furnace   size

Outsideφ240-550mmInnerφ120*420mm

Furnace   tube

Quartz   tube

Furnace   tube size

φ50/43*1000

φ   60/53*1000

φ80/72*1000

φ   100/92*1000

Heater

Nickel-chromium-aluminum   alloy wire OCr27A17MO2

Heating   power

Single   temperature zone3KWDouble temperature zone3.2KW

Thermal   insulation layer

Double-layer   forced air diversion

Open   way

Clamshell   back flip (about 100 degrees)

Controller

Controller

P:   Imported program temperature control digital display; T: 7-inch color touch   screen program temperature control

Control   method

Using   microcomputer PID control / S-type dual temperature zone single temperature   control

Set   type

P:   Touch five buttons for action, digital display setting; T: Finger touch and   tap to set

Display   method

P:   double-line LED digital display; T: color LCD display

Timing

0-999.9hours

Run   function

Fixed   value operation. Program operation

Program   mode

P:   Program running, 4 curves, a total of 40 steps; T: Maximum 50 steps, the   stored program can be called

Sensor

Type   K thermocouple

Auxiliary   function

P:   Correction function; T: Correction function, real-time curve recording, U   disk data export

Safety   equipment

Overcurrent   leakage protection switch

Mass   Flow Control System

Number   of air paths

3   channels (the number of air channels can be selected according to specific   needs)

Flow   range

0-0500sccm   (Standard ml/min, optional) Nitrogen standard

Precision

±1%F.S

Response   time

≤4s

Operating   temperature (flow meter)

5-45°C

Work   pressure

Inlet   pressure 0.05-0.3MPa (gauge pressure)

System   connection

Adopt   KF quick connection bellows, high vacuum manual flapper valve and digital   display vacuum measuring instrument

Medium   vacuum control system

System   vacuum range

10-100Pa

Vacuum   pump

The   theoretical ultimate vacuum degree of the two-stage mechanical pump is 3×10-1Pa,   the pumping rate is 4L/S, the air outlet is equipped with an oil filter, the   rated voltage is 200V, and the power is 0.55Kw

CVD   system configuration

1200   degree open vacuum tube furnace (optional single temperature zone, double   temperature zone) Multi-channel mass flow control system twisted vacuum   system

Specification

Furnace   body dimensions

980mm*400mm*600mm

System   Dimensions

770mm*580mm*778mm

Total   system weight

210kg

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