| Brand Name: | TST |
|---|---|
| Application: | high temperature melting |
| Material: | Tungsten |
| Certificate: | ISO |
| Density: | 19.6 |
| Place of Origin: | China (Mainland) |
| surface: | bright surface |
| maching: | CNC maching |
Quick Details
Specifications
Tungsten Crucible,CNC Tungsten Products
Tungsten Crucible Features
L High Temperature resistance
L low CTE
L High Wear-resistance Corrosion-resistance
L High Pyroconductivity
L Excellent Hardenability
1.2 Tungsten Crucible Application
Sapphire Crystal Growth
Quartz Glass
Coating
Rear Earth Metallurgy
1.3 Tungsten Crucible Specification
1.3.1
Tungsten
Crucible
Dimension
Dia(mm) |
Wall Thickness(mm) |
Length(mm) |
30-50 |
2-10 |
≤1300 |
50-100 |
3-15 | |
100-150 |
3-15 | |
150-200 |
5-20 | |
200-300 |
8-20 | |
300-400 |
8-30 | |
400-450 |
8-30 |
1.3.2 Tungsten Crucible Chemical Composition
Grade |
W % (≥) |
Residual Elements | |
Total |
Each | ||
WAL1,WAL2 |
99.95 |
0.05 |
0.01 |
W1 |
99.95 |
0.05 |
0.01 |
W2 |
99.92 |
0.08 |
0.01 |
Note: K is not as impurities | |||
1.3.3 Tungsten Crucible Material Property
Material |
Pure Tungsten |
Melting Point: |
3420°C±20°C |
Boiling Point: |
5550°C |
Linear Thermal expansion Coefficient (20°C) |
4.210-6[m/(mK)] |
Thermal Conductivity (20°C) |
164 [W/(mK)] |
Specific Heat (20°C) |
0.13 [J/(gK)] |
Electrical Conductivity (20°C) |
18 106 [1/Ωm)] |
Specific Electrical resistance (20°C) |
0.050 [(Ωmm2)/m] |