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Tungsten Heating Element Set for Sapphire Furnace
Sapphire Furnace
99.95% W1
High adjustment ability in Temp. Field
Low Volatile
High Efficiency
Detailed Description
Heating elements set in Sapphire furnace plays an important role in the tempreture field adjustment. ROBUST provide good design of
heating elements sets which have high adjustment ability in tempreture field, high efficiency, high automatic level and Tungsten itself is low
volatility which will have lowest effects on Sapphire growing.
Parameter
Diameter |
Purity |
density |
Service temp. |
Vapor Pressure |
Blackness |
Coefficient of Thermal Expansion |
Complete Recrystallization Temp. |
0.8-1.6mm |
99.95%min |
19.20g/cm3 min. |
2500℃ max |
10-6Pa |
0.295 |
4.98*10-6 |
1350℃ |