Products- Details

Innovation and continuous improvement is our mission. To provide our customers with the best applicable solution is our goal.

FRV-8-110/640/1500

Tmax de hasta 1500 °C

VGF furnace for 4” GaAs bulk crystal growth

Aplicaciones:

crystal growing

For growth of 4” GaAs single crystals after the Vertical Gradient Freeze (VGF) process

Most important characteristics

Resistance heated furnace, bell-type design
4” GaAs bulk crystal growth
Useful volume: diameter 110 mm, height 640 mm
8 heating zones, individually controllable
Max. working temperature 1500°C
heating power 12 kW
Processing gas: Argon, pre-evacuation possible
pressure vessel with max. operating pressure of 10 bar
surveillance thermocouples in seeding area
Al2O3 tube for temperature homogeneity, quartz glass ampoule for heater protection
Fully-automated touchscreen PLC system
Temperature accuracy +/- 0.2 K
Cooling baffle inside pressure vessel to adjust vertical heat flux
Prepared for later upgrade to 6” crystal size

We make it possible

Linn High Therm is specialized in adapting its products to customer’s requirements. Please let us know if you need any modifications. We will do everything to satisfy your wishes.

Possible standardized options

Emergency water cooling
Process Guiding Software
Bottom-loader design
Circulation cooling unit
Simulations of VGF process for 2”, 4” and 6” growth
Crystal growth training by renowned German research institute
2” heating setup
6” heating setup

Características del producto

Gama de productos:	special product
Modo operacional:	Batch
Tipo constructivo:	Furnace
Diseños:	Bell type furnace, Tube furnace
Temperatura máxima (°C):	1500
Calentamientos:	electrical
Método de calentamiento:	resistance
Atmósferas:	Air, Controlled gas atmosphere, Overpressure, Vacuum
Aplicaciones:	crystal growing