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Tungsten Disilicide Powder, WSi2, CAS 12039-88-2
HMSP-1730
New product
Tungsten Disilicide (WSi2) Powder is an inorganic and conductive ceramic compound with a high melting point and excellent oxidation resistance. It is commonly utilized as an electric shock material in microelectronics. Heeger Materials provides premium quality Tungsten Disilicide Powder at competitive prices, with purity and particle size customizable to meet specific requirements.
Please contact us if you need customized services. We will contact you with the price and availability in 24 hours.
Data sheet
| Purity | 99.5% - 99.9% |
| CAS | 12039-88-2 |
More info
Tungsten Disilicide (WSi2) Powder is a black-grey powder characterized by a tetragonal crystal structure. It possesses several advantages, including a high melting point, excellent stability, and low resistivity. The powder is primarily produced through chemical vapor deposition and finds extensive application in the field of microelectronics as a contact material, owing to its low resistance. Additionally, it is utilized as a shunt over polysilicon lines to enhance conductivity and signal speed.
- Formula: WSi2
- Density: 9.3g/cm3
- Melting point: 2160℃
- Molecular weight: 240g/mol
- CAS: 12039-88-2
Tungsten Disilicide Powder Specifications
Product | Purity (%) | Particle Size (D50) | Chemical Composition (%) | |||
O | N | C | Si | |||
HM-WSi2-1 | >99.5 | 1-3μm | ≤0.8 | ≤0.1 | ≤0.1 | 22.3-23.5 |
HM-WSi2-2 | >99.9 | -325mesh | ≤0.5 | ≤0.05 | ≤0.1 | 22.3-23.5 |
Note | HM can provide different particle sizes according to customers' specific requirements. | |||||
Tungsten Disilicide Powder SEM
- Good oxidation resistance
- Soluble in fluorine aqua regia
- Insoluble in water
- Reacting violently to many substances
Tungsten Disilicide Powder Applications
- Used in microelectromechanical systems
- Used in oxidation-resistant coatings
- Used as a shunt over polysilicon lines to increase their conductivity and increase signal speed
Tungsten Disilicide Powder Storage and Packing
Tungsten Disilicide (WSi2) Powder should be kept sealed and stored in a dry and cool place, avoiding being exposed to air. The vacuum packing is 100g/bag, 500g/bag, 1kg/bag, 25kg/drum, or per specific requirement.
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