Fused Silica Properties

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Fused Silica Properties

Fused Silica glass is pure silicon dioxide (100% SiO2) in the non-crystalline state, as well as silicon dioxide in the organic state and silicon oxide in the liquid state (in this case a liquid). Fused Silica is difficult to fabricate and thus costs more than all the other glasses.

It can withstand short-term operating temperatures of up to 1200 degrees Celsius and is suitable for a wide range of applications such as solar cells, solar cells, batteries or even medical devices.

Below are the transmission curves of JGS1, JGS2 and JGS3.

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Fused Silica Tranmission Curve

JGS1 Fused Silica

ultraviolet-grade-fused-silica

JGS2 Fused Silica

ultraviolet grade-fused silica jgs2

JGS3 Fused Silica

ultraviolet grade fused silica jgs3

 

What Fused Silica Properties Do I Need?

Silicon dioxide, an industrial raw material, is used to manufacture many thermal processes at high temperatures, including steel, investment casting and glass production. A wide range of products are available from sand and rock crystals, which are produced by fusing naturally occurring crystalline silicon. Silicon dioxide is made from a variety of materials such as sand, rock, sandstone, gravel, clay or sand. [Sources: 1, 3]

These materials include materials for use in the ultraviolet and infrared ranges, which are used in a wide range of applications such as high-resolution imaging and optical imaging. Heraeus and Nikon produce a wide range of silica glass melting products for consumer and industrial applications, all of which have excellent ultraviolet or infrared performance. [Sources: 7, 8]

Synthetic silicon melts are able to make their grade suitable for a wide range of applications where other materials are not suitable. Due to their very low coefficient of thermal expansion, they can be heated, cooled and cooled and withstand temperatures of up to 950 degrees. dpa This allows them to be used as electrical, thermal and insulating materials in wide areas of the environment, as well as for high-resolution imaging and optical imaging. [Sources: 2]

The quartz glass also has excellent thermal and shock resistance, and when heated to 1100 degrees Celsius and maintained at this temperature for about an hour, the fused quartz glass changes color. If the material is heated to 1100 degrees Celsius, then suddenly rolled up and cooled down to 20 degrees, a piece of it can be broken off, then the procedure is repeated three times. [Sources: 4]

The synthetic grade Fused Silica is able to display water vapor uptake in the near infrared. In contrast, IR-compatible quartz glass contains much less water traces and shows significantly lower absorption into infrared light. Water vapours, for example, create a much more visible pattern of light traces on the glass surface. [Sources: 0]

Molten quartz can undergo large and rapid temperature changes without cracking, and therefore low hydroxyl quartz material manufactured by Momentive Performance Materials has the advantage of being resistant to grease. Precise measurement transmission enables quartz glass qualities to be produced from various types of sand, mountain and crystal. [Sources: 5, 7, 9]

Silicon dioxide is extremely strong under compression and its wide transparency range ranges from UV to almost IR. Its properties make it ideal for applications that require high resolution, low cost, high performance and high transparency. Quartz glass can also be fused in a variety of applications such as solar cells and solar cells. Due to its high thermal conductivity and low thermal resistance, it is also very well suited for use in the solar industry. [Sources: 0, 1, 9]

The most important chemical factor influencing the sag strength of fused quartz is the hydroxyl (OH) content. The optical properties of quartz glass are much better than those of standard glass, because quartz glass has a much higher degree of purity. The most common contaminants are those that can influence the transmission behaviour of quartz, such as water vapour, carbon monoxide (CO) and nitrogen oxides (NO). The reason for the different transfer behaviour is the composition of quartz and its chemical composition as well as its optical and thermal conductivity. Its optical properties depend on the presence or absence of a number of impurities - free materials and other factors. [Sources: 4, 5, 7, 9]

When hydrogen is actively charged into the molten silicon dioxide, the free hydrogen content of the material can exceed that of a standard glass, such as quartz glass, due to the presence of hydrogen. [Sources: 9]

Silicon dioxide is superior to other types of glass in its purity and opens up new areas of application. The variety of applications for used silicon and quartz melts increases the risk of thermally induced fracture of the materials used in them. Although they are normally used in a continuous process of melting silicon dioxide and the dust that is produced, the molten silicones can be made from almost any silicon - an alternative process can be used to produce a rich chemical precursor. However, due to their high chemical content, they are not integrated into the process, which leads to increased optical transmission of light through the glass and higher optical performance. [Sources: 1, 7, 9]

Young module of silicon that brings in a much larger coating, and there is a significant difference between the molten quartz and the other molten silicones. The manufacturing process determines the temperature and viscosity of molten silicon dioxide and molten quartz, as well as their growth rate. Temperature and quartz viscolysis are the most important factors, but oxygen, water vapour and partial pressure also influence crystal growth rates. [Sources: 1, 5, 6]

Melted quartz fibres require a low OH material, as they must be bent in such a way that they have as little damping as possible over long distances. [Sources: 9]

This results in a complex process in which silica is removed from the quartz fibres and the resulting ash and a highly OH-containing material forms. UV - IR (FS - KS-4V), which combines excellent physical properties and is a good candidate for the production of high-impedance materials. There are a number of different types of fused silicones, such as silicones, silicates and melts with other metals such as copper, nickel or iron. [Sources: 2, 9]

 

 

Sources:


[1]: https://en.wikipedia.org/wiki/Fused_quartz


[6]: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6891625/


[9]: https://www.spiedigitallibrary.org/conference-proceedings-of-spie/10014/100140F/Metrology-of-fused-silica/10.1117/12.2242487.full