What is quartz glass used for?

Quartz glass, also known as fused silica, is a material that is used in numerous industries and applications due to its exceptional properties. 

But what exactly makes quartz glass so special and what is it mainly used for? Let's take a closer look at the most important areas of application and the unique properties of quartz glass.

Properties of quartz glass

Quartz glass consists of pure silicon dioxide (SiO2) and is characterized by a number of remarkable physical and chemical properties.

1. High temperature resistance:
   Quartz glass can withstand extreme temperatures, often up to 1200 degrees Celsius and more, without changing its shape or structure. 
   The amorphous structure from quartz glass prevents the occurrence of a clear melting or softening point, as found in crystalline materials. Instead, quartz glass exhibits a gradual transition from the solid to the liquid phase over a wide temperature range. 
   This property makes it ideal for applications in high-temperature environments.
2. Low expansion coefficient:
   A low coefficient of expansion means that quartz glass hardly changes its size when the temperature changes. This is particularly important in optical and scientific applications, where precision is crucial.
3. High chemical purity:
   Due to its high purity, quartz glass does not react with many chemicals. It is characterized by a high concentration of stable Si-O bonds which give it its outstanding chemical resistance. 
   This property makes it resistant to many chemical attacks and therefore a perfect material for Laboratory equipment and chemical processes.
4. Excellent optical properties:
   Quartz glass is capable of transmitting a broad spectrum of light wavelengths, from ultraviolet to infrared. The high and Stable refractive index from quartz glass over different wavelengths makes it possible to focus and direct light effectively. 
   This makes it particularly valuable for optical applications and optical components such as Lenses and windows.

Quartz glass Areas of application

Due to its high purity and structure, quartz glass is often used in industries that require maximum precision and reliability.

Semiconductor industry

Quartz glass is frequently used in the semiconductor industry due to its high purity and temperature resistance. It is used in the manufacture of semiconductor wafers and in devices that have to operate at extremely high temperatures.

The ability to maintain its physical, chemical and mechanical properties in such extreme conditions makes quartz glass indispensable for the production of modern electronics .

Optical applications

Optical applications are another main area of application for quartz glass. The excellent optical properties of quartz glass make it the material of choice for lenses, windows and other optical components. 

Quartz glass is used in laser technology and telecommunications to ensure precise and distortion-free light transmission.

Medical technology

Quartz glass is widely used in medical technology due to its biocompatibility and chemical stability. It is used in devices such as endoscopes and laser scalpels where precise and safe applications are required. 

Its high purity and ability to be sterilized make it a preferred material in medicine.

Chemical industry

In the chemical industry, quartz glass is used for apparatus and containers that have to handle chemically aggressive substances. The high chemical resistance and purity of quartz glass prevent contamination and reactions with the substances handled.

Lighting

Quartz glass is also used in lighting technology, particularly in the manufacture of high-power lamps and UV lamps. The ability of quartz glass to withstand high temperatures and transmit UV light makes it ideal for these applications.

Further applications

In addition to the areas mentioned above, there are many other applications for quartz glass:

1. Astronomy: Quartz glass is used in telescopes and other astronomical devices to provide clear and precise images of the night sky.
2. Laboratory equipment: Beakers, flasks and other laboratory equipment are often made of quartz glass to ensure chemical purity and temperature resistance.
3. Art and design: Quartz glass is also used to create aesthetically pleasing and durable artworks and installations.

Why GVB is your partner for quartz glass

GVB is your specialist for the processing and supply of high-quality quartz glass. With our extensive experience and expertise, we offer customized solutions for a wide range of industries. 

Our products are characterized by the highest quality and precision, which makes us a trustworthy partner for your needs.

We understand the unique requirements of our customers and work closely with them to develop the best solutions. 

We can also provide you with a wide range of processing options for glass finishing according to your requirements . In addition to cutting quartz glass to size, we also offer various surface treatments. 

Whether you are in the semiconductor industry, medical technology, optics or any other sector, GVB has the expertise and resources to meet your requirements.