High Purity Tungsten Silicide WSi2 Powder CAS 12039-88-2, 99%

Tungsten silicide (also known as tungsten diilicide) is an organic silicide. Tungsten Silicide is dark gray powder. Tungsten Silicide is used in the manufacture of anti-oxidation and resistance wire compressed. Purity: 99%
Particle Size : 5-10um

About Tungsten Silicide WSi2 Powder :
Tungsten silicide (WSi2) A silicide is an inorganic compound made of tungsten. It is a conductive material. Tungsten silicide Fluorine, oxidants, and halogens are all substances that react violently. WSi2 The coating is effective as an antioxidation coating. Similar to Molybdenum Disilicide MoSi2, its high emissivity makes it a good coating for applications. tungsten disilicide The material's ability to radiate heat at high temperatures makes it attractive as a heat-shield.

Silicide Microelectronics uses it as a material for contact, with a resistance between 60 and 80mOcm. It is often used as a shunt to increase the signal speed and conductivity of polysilicon cables. By using monosilane (or dichlorosilane) and tungsten Hexafluoride, the silicide can be prepared through chemical vapor deposit. The deposited film has a non-stoichiometric structure and needs to be annealed in order to become stoichiometric. Tungsten silicide This is an alternative to the early tungsten-based film. Tungsten silicide powder can also be used in microelectromechanical systems and oxidation-resistant coatings.

Send an inquiry for the latest news tungsten disilicide price You can buy if you want to Tungsten Silicide WSi2 Powder Bulk discounts are available.

Characteristics of Tungsten Siicide WSi2:
Tungsten Silicide WSi2 Powder (CAS 12039-82-0) has a melting point of 900°C, a high resistance to corrosion, oxidation and good electrical conductivity.
A binary alloy system is the intermediate phase. It has high temperature ductility as well as conductivity.

Technical Parameters of Tungsten Silicate WSi2 powder:

Product Name MF Purity Particle Size Melting Point Density Color
tungsten silicide WSi2 99% 5-10um 2165 9.4 g/cm3 Black

Chemical Composition Tungsten Silicate WSi2 powder:
WSi2 The following are some of the most effective ways to get in touch with each other Si C You can also find out more about P Fe S
>99% >76.1% Balance 0.01% 0.02% 0.20% 0.004%

How is Tungsten silicide WSi2 powder made?
Raw materials for silicide tungsten are tungsten powder and silicon. They are averaged at 24 hours in acetone. Thermal measurements are made using the powder starting point, whereas the powder ratio is 5:1. Drying and acetone, drying of substances. The mixture was heated at temperatures ranging from 1250 deg C to 1400 deg C. The mixture was placed into a tube-furnace and the heat treatment was performed in an argon stream for 4 hours. After the heat-treatment is complete, the furnace must be cooled until it reaches room temperature.

Tungsten silicide WSi2 powder :
Tungsten WSi2 powder can be used in microelectronics for electric shock materials, shunting of polysilicon cables, anti-oxidation and resistance wire coating. Tungsten Silicide is used for microelectronics contact materials. It has a resistivity between 60 and 80mOcm. It is commonly used to increase the signal speed and conductivity of polysilicon wires. The tungsten-silicide layer can also be made by vapor deposition or chemical vapor deposit. As raw materials, use monosilane (or dichlorosilane) and tungsten Hexafluoride. The film that is deposited on the substrate is non-stoichiometric. It requires annealing before it can be transformed into a more conductive stoichiometric state.
Tungsten film can be replaced by tungsten silicide. Tungsten Silicide is used to create a barrier between silicon and metals.
Tungsten silicide is also very valuable in micro-electromechanical systems, in which tungsten silicide is mainly used as a thin film for the manufacture of microcircuits. A film of silicide or tungsten can be plasma-etched for this purpose.

Packing & Shipping Tungsten Silicate WSi2 Powder
The quantity of tungsten silicide WSi2 in the powder determines which packing we use.
Tungsten silicide WSi2 powder packing: As per your request, vacuum packaging is available in 1kg bags, 25kg barrels, or at your request.
Tungsten silicide WSi2 powder shipping: As soon as payment receipt is received, you can ship out your order by sea, air, or express.


Technology Co. Ltd., () is an established global chemical material manufacturer and supplier with over 12 years' experience in the production of high-quality nanomaterials. These include boride powders, nitride particles, graphite particles, sulfide particles, 3D-printing powders, etc.
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Tungsten Silicide Properties

Alternative Names tungsten disilicide, WSi2 powder
CAS Number 12039-88-2
Compound Formula WSi2
Molecular Mass 240.01
Appearance Gray Black Powder
Melting Point 2160
Boiling Point N/A
Density 9.3 g/cm3
Solubility In H2O N/A
Exact M. 239.904786

Tungsten Silicide Health & Safety Information

Sign Word N/A
Hazard Statements N/A
Hazard Codes N/A
Risk Codes N/A
Safety Declarations N/A
Transport Information N/A

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