Quartz Carrier
Material: 99.99% fused quartz glass (SiO₂)
Size: customize
Technique: cutting, polishing
MOQ: 20 pcs
Description
Properties
|
Physical Properties |
Values |
|
Purity |
＞99.99% |
|
Density |
2.2g/cm3 |
|
Transparency |
＞90% |
|
Mohs Hardness |
5.5--6.5 |
|
Deformation Point |
1280℃ |
|
Softening Point |
1780℃ |
|
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 |
1300℃ |
|
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 |
Applications
Laboratory Uses
- High-temperature furnace supports
- CVD/PVD system components
- Spectroscopic sample holders
- Vacuum chamber fixtures
Industrial Applications
- Semiconductor wafer processing
- Glass manufacturing supports
- High-purity chemical handling
- Photovoltaic production
Research Applications
- Material science experiments
- Catalysis studies
- Crystal growth supports
- Ultra-clean environments
Advantages
Performance Benefits
- 10× longer lifespan than ceramic alternatives
- No outgassing in vacuum systems
- Zero sample contamination
- Consistent performance at extreme temperatures
Operational Advantages
- Easy to clean and sterilize
- Visual process monitoring capability
- Customizable for unique applications
- Maintenance-free operation
FAQ
Q1: Can these withstand rapid thermal cycling?
A: Yes - designed for:
- Repeated 1000°C cycles
- Quench cooling applications
- Thermal shock testing
Q2: Can these be used with HF acid?
A: No - quartz reacts with hydrofluoric acid. Use PTFE or graphite alternatives.
Q3: How do quartz supports compare to alumina?
A: Quartz offers:
- Better thermal shock resistance
- Higher chemical purity
- Optical transparency
- Lower thermal conductivity
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