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Crystal Growth Furnace

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Compact Bridgman Crystal Growth Furnace with Hanging Wire Mechanism Up to 1100°C

KS--CGF-BMGH-1200X-S is a compact and economic 1200ºC Max. Bridgman crystal growth furnace with 2" quartz tube and precision hanged wire travel mechanism, which is designed for growing small size crystal under controlled atmosphere or sealed quartz crucible at low cost

Technical Parameters

Vertical Two Zone Tube Furnace· Compact two zones split vertical tube furnace.
· Working Voltage: 110V AC or 220V selectable
· Max. Power Consumption: 1.5 KW
· Two Heating Zone:  100 mm L for each Zone  , 200 mm L in total 
· Max. heating temperature: 1200°C
· Continuous working temperature: 1100°C
· Two programmable digital temperature controllers which control two heating zone independently.
· Max. Temperature gradient:   1ºC/Cm
o Finding suitable thermal gradient is user responsibility
o Adjusting two heating zone's temperature can create different thermal gradient profile
o Adjusting furnace opening diameter also can change thermal gradient
Hanging wire· Three sets of Ni-SShanging wire are included . Max. working temperature is 800C.
· Optional hanging wire for higher working temperature is available upon request:
     o Ni-Cr-Al wire ( not included )   Max. working temperature < 1100°C
     o Platinium wire ( not included )  Max.working temperature 》 1200°C ,《 1600°C
· Thin hanging wire goes through the top flange.  Positive inert gas can keep processing tube under controlled atmosphere.
· For air sensitive material,  sample shall be sealed in a small quartz tube with pre-vacuumed as Pic below right
· 800C pulling wire (Ni-SS)        sealed quartz tube as crucible 
Motor and Controller· 6"L x 4"W Touch Screen Unit is built in controlling DC motor rotating and wire traveling speed
· Wire descending speed  is programmable within 3 segments.
· Pulling  speed range :  1-500 um/sec adjustable  with accuracy of +/- 0.05% 
· Lower speed range is available upon request at extra cost
· Total stoke length: 450mm
· High-quality DC motor is installed for rotating hanging wire for at extra cost and pulling up
· Power:  50W,  110V - 240V C
Product Dimensions520mm(L) x 430mm(W) x 1100 mm(H)
Warranty· One Year limited warranty with lifetime support
· Consumable parts such as processing tubes, o-rings and heating elements are not covered by the warranty
Application Notes· In order to get better film coating, the substrate shall be treated by plasma cleaner
Net Weight105 kg (230 lbs)
Shipping Weight137 kg (300 lbs)
Shipping Dimensions48"(L) x 45"(W) x 70"(H)