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CZ Crystal Grower System with Vacuum Chamber for Single Crystals upto 2100C - EQ-SKJ-50CZ-LD


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Item Number: SKJ50CZ
EQ-SKJ-50CZ is a high-quality Czochralski (CZ) Crystal Growth Furnace for metals and oxides. It has been proven excellent for pulling various crystals with up to 2100 oC, including GGG, YAG, LaAlO3, Ga2O3, Si, and Ge, etc. with up to diameter 4". Two heating mechanism, resistance or induction, allows users to choose upon the growth temperature. MTI also provides technical training on installing and operation before shipping. MTI also provides online video technical support worldwide.

SPECIFICATIONS:
Power
  • 208VAC, 3 phase,  50/60 Hz
  • 50 kW
Heating and Temperature
  • Max: 2100°C (3812°F) with induction heating
  • Accuracy: < +/- 0.2°C by Eurotherm temperature controller
Vacuum
  • 10-2 torr by the mechanical pump (included)
  • 10-5 torr by turbo pump (optional)
  • One Pirani vacuum gauge is included. 
Vacuum Chamber Size

   500mm(Dia.) x 700mm(H), 140 L

Water Cooling
  • Water flows through chamber jacket and crystal seed rod
  • Water Pressure: 0.13 - 0.18 MPa   
  • Water Flowrate: 60 L/minute
  • Water tube: Ø25 mm. 
Controller Electronic operation unit for controls of pulling, rotating, temperature
Pulling Rod
   
  • Water-cooled seed rod, driven by a servo DC motor. 
  • Pulling Rate: 0.1-10mm/h
  • Max. Seed Rod Travel Distance: 400mm
  • Rotating Rate: 1-50 RPM



Mechanical Pump




  • Ultimate Pressure:             6×10E-2 Pa
  • Pumping Speed:                8 L/S
  • Rate Speed:                      1420 r/min
  • Motor Power:                     1.1 kW
  • Power Voltage:                  AC 220V, Three Phases
  • Oil filling:                            ~1.8 L
  • Ultimate Temperature:       90 °C
  • Weight:                               ~53kg
  • Outline Size:                      560(L)×184(W)×306(H) mm
Crucible
  • Crucible Rising Speed: Manual
  • Crucible Travel Distance: 100mm
  • Optional: Iridium or Platinum Crucible
Weighing Station
  • One electronic weighing station is included to control the crystal diameter. 
Product Dimensions
  • Crystal Growth Chamber: 800mm(L) x 1280mm(W) x 2600mm(H)
  • Control unit: 680mm(L) x 550mm(W) x 1700mm(H)
  • Induction Power supply: 800(L) x 600m(W) x 1800mm(H)
Warranty
  • One year limited warranty with life time support
Compliance
  • CE certified
  • NRTL certification is available upon request at the extra cost
Demo Video

         
Application Notes
  • MTI provides a free one-week technical training for two persons at our Hefei, China facility. The function of this equipment will be demonstrated to customer's full satisfaction before shipping it out
  • Please click on the picture below for details on growing Ge single crystal using this furnace
                                     
Melting raw materials         crystal seed in melt           Start pulling                 Sapphire boule grown           Ni Crystal grown
Net Weight
  • 2200 kg (4840 lbs)

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Notices
1. Prices listed online are valid for the US market and who pay by credit card only. There will be extra charges for shipping & handling. Price various from country to country.
2. We may add extra charges for paper order and net30 terms due to extra labor costs.
3. The prices listed are subject to change without notice.