Silica glass
- Createtime： 2026-04-14
- Updatetime： 2026-04-15
Product Details
| Boiling Point |
~2230–2950 °C
|
| useage |
Industrial use
|
| deliveryInfo |
|
| appearance |
Colorless transparent solid or white odorless powder
|
| Molecular Weight |
60.08
|
| aliasen |
|
| supplyCapacity |
50000Metric Ton/Month
|
| Solubility |
Insoluble in water and common acids; soluble in hydrofluoric acid (HF)
|
| harbor |
Qingdao,China
|
| minorder |
1KG
|
| Molecular Formula |
SiO?
|
| Melting Point |
1610 °C (lit.)
|
Standard Specification: ≥99.99%
Test Result: 99.995%
Remarks: Conforms to Standard
Test Item: Loss on Ignition at 1100℃ for 1 Hour
Standard Specification: ≤0.05%
Test Result: 0.028%
Remarks: Conforms to Standard
Test Item: Hydroxyl (OH?) Content
Standard Specification: ≤50 ppm
Test Result: 32 ppm
Remarks: Conforms to Standard
4.1 Iron (Fe)
Standard Specification: ≤0.02 ppm; Test Result: 0.012 ppm;
4.2 Sodium (Na)
Standard Specification: ≤0.01 ppm; Test Result: 0.006 ppm;
4.3 Potassium (K)
Standard Specification: ≤0.01 ppm; Test Result: 0.005 ppm;
4.4 Titanium (Ti)
Standard Specification: ≤0.01 ppm; Test Result: 0.004 ppm;
4.5 Calcium (Ca)
Standard Specification: ≤0.02 ppm; Test Result: 0.011 ppm;
4.6 Magnesium (Mg)
Standard Specification: ≤0.01 ppm; Test Result: 0.003 ppm;
4.7 Aluminum (Al)
Standard Specification: ≤0.03 ppm; Test Result: 0.018 ppm;
4.8 Lithium (Li)
Standard Specification: ≤0.005 ppm; Test Result: 0.002 ppm;
Semiconductor & Electronics - High-purity quartz crucibles for silicon wafer manufacturing
- Diffusion masks & protective layers in ICs
- Substrates for optical fibers & photovoltaic glass
Optical Industry - Lenses, prisms, windows for UV–IR optics
- High-temperature optical components (e.g., laser systems)
Laboratory & Industrial Ware - Heat-resistant crucibles, beakers, tubes, rods
- Chemical reactors & corrosion-resistant equipment
