ZHENGZHOU HENGTONG FURNACE CO,. LTD
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1700 C Small Bridgman Crystal Growth Furnace with Air-tight alumina tube
1700 C Small Bridgman Crystal Growth Furnace with Air-tight alumina tube
  • 1700 C Small Bridgman Crystal Growth Furnace with Air-tight alumina tube
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HTTF-1700-CGF Bridgman Furnace is a small Bridgman single crystal growth furnace, equipped with an outer diameter of Φ60 mm alumina tube and a precise furnace movement mechanism (maximum traverse of 200mm). The Bridgman crystal growth furnace is designed for growing small-sized metal, oxide, and other single crystals in an atmosphere-controlled environment and can also be used for directional solidification of polycrystalline rods.

 

Power & Voltage

208~240VAC 50/60HZ

3kW Maximum 

Specs

Heating zone length: 200mm

Maximum heating temperature: 1650

Continuous working temperature: 1600

Thermocouples

One Type-B for temperature control

One Type-B for the crucible

Travel Mechanism

Driven by a servo motor and a harmonic drive

The servo motor and a high-precision linear module ensure that the furnace body moves smoothly.

Two movement modes: slow lifting and fast movement

Maximum travel distance: 200mm.

Travel speed range: 0.03mm/hr ~ 30mm/hr (adjustable, with an accuracy of +/- 1um)

The travel speed range can be customized at extra cost

Airtight Flanges

A stainless steel water-cooled sealing flange system for sealing the alumina tube

The top flange is equipped with a digital vacuum gauge and a Φ6.35mm gas outlet

The bottom flange has a KF25 vacuum interface and a Φ6.35mm air inlet

The bottom flange is driven by a stepper motor for lifting and loading the crucible

The equipment comes with a graphite crucible with an outer diameter of Φ30mm, an inner diameter of Φ25mm, and a height of 50mm, with a shoulder angle inside

The crucible holder is installed on the bottom flange

Temperature Controller

A Eurotherm EPC3000 temperature controller included 

PID automatic temperature control system

Intelligent 24-segment programmable control

DB9 PC communication port

Temperature control accuracy: ±0.5

Control Panel

Control the travel speed, travel distance, and furnace temperature

Displays the crucible temperature 

Control the internal pressure of the furnace tube

The temperature curve function displays the real-time temperature control curve and the temperature curve of the crucible, and the data can be saved, recorded, and exported

It can be used with the heating furnace's heating curve to set the pre-pulling time, such as setting the pulling to start after 5 hours

A digital vacuum gauge and an electromagnetic valve are installed on the sealed flange to control the constant pressure inside the furnace tube, with a control range of 0.01 MPa to 0.02 MPa

Optional

10E-2 torr via dual-stage mechanical vacuum pump

10E-5 torr via Turbo pump

The vacuum pump is optional.

For oxygen-sensitive material, suggest using a recirculating gas purification system ( H2O, O2 < 1 ppm) to replace the turbo pump

Product Dimensions

650mm * 1050m * 2100mm

Warranty

One-year limited warranty with lifetime support

Consumable parts such as processing tubes, O-rings, heating elements and etc, are not covered by the warranty

 

HT crystal growth furnace is providing the two most important parameters necessary for critical growth: stability and control. Both are necessary to achieve consistency, repeatability, and uniformity – the keys to successful crystal growth in the laboratory and in production.


HTTF-1700-CGF Bridgman Furnace is a small Bridgman single crystal growth furnace, equipped with an outer diameter of Φ60 mm alumina tube and a precise furnace movement mechanism (maximum traverse of 200mm). The Bridgman crystal growth furnace is designed for growing small-sized metal, oxide, and other single crystals in an atmosphere-controlled environment and can also be used for directional solidification of polycrystalline rods.

 

Power & Voltage

208~240VAC 50/60HZ

3kW Maximum 

Specs

Heating zone length: 200mm

Maximum heating temperature: 1650

Continuous working temperature: 1600

Thermocouples

One Type-B for temperature control

One Type-B for the crucible

Travel Mechanism

Driven by a servo motor and a harmonic drive

The servo motor and a high-precision linear module ensure that the furnace body moves smoothly.

Two movement modes: slow lifting and fast movement

Maximum travel distance: 200mm.

Travel speed range: 0.03mm/hr ~ 30mm/hr (adjustable, with an accuracy of +/- 1um)

The travel speed range can be customized at extra cost

Airtight Flanges

A stainless steel water-cooled sealing flange system for sealing the alumina tube

The top flange is equipped with a digital vacuum gauge and a Φ6.35mm gas outlet

The bottom flange has a KF25 vacuum interface and a Φ6.35mm air inlet

The bottom flange is driven by a stepper motor for lifting and loading the crucible

The equipment comes with a graphite crucible with an outer diameter of Φ30mm, an inner diameter of Φ25mm, and a height of 50mm, with a shoulder angle inside

The crucible holder is installed on the bottom flange

Temperature Controller

A Eurotherm EPC3000 temperature controller included 

PID automatic temperature control system

Intelligent 24-segment programmable control

DB9 PC communication port

Temperature control accuracy: ±0.5

Control Panel

Control the travel speed, travel distance, and furnace temperature

Displays the crucible temperature 

Control the internal pressure of the furnace tube

The temperature curve function displays the real-time temperature control curve and the temperature curve of the crucible, and the data can be saved, recorded, and exported

It can be used with the heating furnace's heating curve to set the pre-pulling time, such as setting the pulling to start after 5 hours

A digital vacuum gauge and an electromagnetic valve are installed on the sealed flange to control the constant pressure inside the furnace tube, with a control range of 0.01 MPa to 0.02 MPa

Optional

10E-2 torr via dual-stage mechanical vacuum pump

10E-5 torr via Turbo pump

The vacuum pump is optional.

For oxygen-sensitive material, suggest using a recirculating gas purification system ( H2O, O2 < 1 ppm) to replace the turbo pump

Product Dimensions

650mm * 1050m * 2100mm

Warranty

One-year limited warranty with lifetime support

Consumable parts such as processing tubes, O-rings, heating elements and etc, are not covered by the warranty

 

HT crystal growth furnace is providing the two most important parameters necessary for critical growth: stability and control. Both are necessary to achieve consistency, repeatability, and uniformity – the keys to successful crystal growth in the laboratory and in production.