A crucible is a container that can withstand very high temperatures and is used for metal, glass, and ceramic melting. Quartz crucibles are made from fused silica, which has a very low coefficient of thermal expansion. This makes quartz crucibles ideal for use in high temperature processes such as semiconductor processing. Quartz crucibles also have excellent chemical resistance and can be used in corrosive environments.
Quality of the quartz crucible
SiO2 content is more than 99.99%
Softening point temperature is about 1730 degrees Celsius ,
1100 degrees Celsius in a long time used ,short-time maximum use temperature is up to 1450 degrees Celsius
Quartz glass is acidic materials, except hydrofluoric acid
and 300 degrees Celsius thermal phosphoric acid,
on any other acids were shown to be inert, is the best anti
acid materials. At room temperature, alkali and
salt on quartz glass corrosion degree is minimal
4. Transmittance good performance
Compare to ordinary silicate glass, transparent quartz glass
in the whole wavelength head excellent permeability.
In the infrared spectrum through than ordinary glass; in the
visible region, quartz glass transmittance is relatively
high ,above 85-90%. In the UV spectral region especially in the ultraviolet
region, the spectral transmission is much better than other
5. Good electrical insulation properties
Quartz glass with high dielectric strength and very low electrical
conductivity, even in high temperature, high
pressure and high frequency,it can still maintain high dielectric
strength and resistance, in the application of
the band almost no dielectric loss, therefore the quartz glass is an
excellent high temperature dielectric insulating material
The thermal expansion coefficient of quartz galss is extremely
small ,it can be able to adapt drastic temperature changes
A Quartz crucible is a high purity silica vessel that can withstand extremely high temperatures and is used for melting and processing materials at high temperatures. The main benefit of using a Quartz crucible is its resistance to chemical reactions, making it ideal for use with sensitive materials. Quartz crucibles are also transparent, allowing for easy monitoring of the melting process.
Quartz crucibles are typically used in laboratory or industrial settings where they can be placed on top of a heat source to melt materials such as metals, glass, or semiconductors. The material being melted is placed inside the quartz crucible and the heat source is applied to the outside of the vessel. Once the material has melted, it can be poured out of the crucible for further processing.
Quartz crucibles are available in a variety of sizes and shapes to accommodate different applications.
1. Chemical Industries
2. Electric Light Source
4. Medical equipment
8. Photo communications
how are quartz crucible made
In any organization or company, there are some procedures that members need to follow when producing or manufacturing an item. We have flow charted all of the processes our singing bowl follows before being completed.
A quartz crucible is a container that is used to hold and melt materials at high temperatures. Quartz crucibles are made from a type of glass that can withstand high temperatures without shattering.
The first step is mining the Quartz. This is typically done in open pit mines where workers use shovels and trucks to bring the Quartz to the surface.
Once the Quartz has been mined, it needs to be crushed into a powder. This powder is then mixed with water and other materials to create a slurry.
To make a quartz crucible, first, the desired shape is created from a casting mold. Next, the mold is placed in a furnace and heated to around 2200 degrees Celsius. Once the mold is heated, it is removed from the furnace and allowed to cool slightly.
Then, the molten quartz is poured into the mold and left to cool completely. After cooling, the quartz crucible is removed from the mold and ready for use. Quartz crucibles are often used in laboratories for experiments that require high temperatures.
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A quartz crucible is a high-purity silica container that is used to hold and melt materials in a laboratory setting. Because quartz has a very low coefficient of thermal expansion, it can withstand high temperatures and is therefore ideal for this type of application.
In addition to being used for melting materials, quartz crucibles can also be used for growing crystals. The high purity of the quartz allows for the growth of large, flawless crystals. These crystals are then used in various applications, such as optical fiber production and semiconductor manufacturing.
A crucible is a container that can withstand extremely high temperatures and is used for metal, glass, and ceramic melting. Silica crucibles are made of fused silica, which has a very low coefficient of thermal expansion. This makes silica ideal for applications where thermal shock resistance is important.
Silica crucibles can withstand temperatures up to 2400°C (4330°F) and have good chemical resistance. They are often used in laboratories for high temperature experiments.
A crucible is a container that can withstand very high temperatures and is used for metal, glass, and pigment production as well as in the laboratory. Silica crucibles are made of silicon dioxide (SiO2), which has a high melting point and is resistant to thermal shock. This makes it an ideal material for casting metals and working with high-temperature chemicals. Crucibles are available in a variety of sizes and shapes to suit different applications.
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