Quartz Protective Tube
High - Purity Quartz Material
Outstanding Thermal Performance
Superior Chemical Inertness
Exceptional Mechanical Strength
Optical Transparency (Optional)
Description
Product Features
- High - Purity Quartz Material
- Outstanding Thermal Performance
- Superior Chemical Inertness
- Exceptional Mechanical Strength
- Optical Transparency (Optional)
Functions
- Component Protection
- Thermal Insulation
- Chemical Barrier
- Electrical Insulation
Product Advantages
- Long - Lasting Durability
- High - Performance Protection
- Customizability
- Compliance and Safety
- Lightweight and Compact
Applications
- Semiconductor Manufacturing
- Industrial Furnaces
- Aerospace and High
- Chemical Processing
- Laboratory Equipment
Properties
|
Physical Properties |
Values |
|
Purity |
＞99.99% |
|
Density |
2.2g/cm3 |
|
Transparency |
＞90% |
|
Mohs Hardness |
5.5--6.5 |
|
Deformation Point |
1280℃ |
|
Softening Point |
1750℃ |
|
Annealing Point |
1250℃ |
|
Specific Heat (20 - 350°C) |
670J/kg.℃ |
|
Thermal Conductivity (20°C) |
1.4W/m.℃ |
|
Heat Conductivity (w/m.k,1000 ℃ ) |
1.0-1.2 |
|
Refractive Index |
1.4585 |
|
Coefficient of Thermal Expansion |
5.5*10 -7cm/cm.℃ |
|
Hot - working Temperature |
1750--2050℃ |
|
Short - term Service Temperature |
1450℃ |
|
Long - term Service Temperature |
1100℃ |
|
Chemical Properties |
Values |
|
Acid resistant |
Strong Acid(except HF),Strong alkali, organic solution |
|
High temperatures Corrosion resistant |
Excellent |
|
Metal Impurity Content |
＜5 ppm |
|
Electrical Properties |
Values |
|
Resistivity |
7*107Ω.cm |
|
Insulation Strength |
250~400Kv/cm |
|
Dielectric Constant |
3.7~3.9 |
|
Dielectric Absorption Coefficient |
＜4*10-4 |
|
Dielectric Loss Coefficient |
＜1*10-4 |
|
Mechanical Properties |
Values |
|
Compressive Strength |
1100MPa |
|
Bending Strength |
67MPa |
|
Tensile Strength |
48MPa |
|
Poisson's Ratio |
0.14~0.17 |
|
Young's Modulus |
72000MPa |
|
Shear Modulus |
31000MPa |
FAQ
Q: What is the maximum operating temperature of the quartz protective tubes?
A: The tubes can withstand continuous operation at 1200°C and short - term exposure up to 1450°C.
Q: Is it resistant to chemical corrosion?
A: Yes, it is highly resistant to most acids, alkalis, and organic solvents, but it should not be used in contact with hydrofluoric acid.
Q: Can the tubes be customized for specific dimensions?
A: Yes, we offer customization services for diameters, lengths, and wall thicknesses to meet specific application requirements.
Q: What is the lead time for orders?
A: Standard orders can be shipped within 5 - 7 business days, while custom orders may take 2 - 4 weeks depending on complexity.
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