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Yttrium Disilicide Powder, YSi2, CAS 12067-55-9


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Yttrium Disilicide (YSi2) Powder is a black-grey powder that has an orthogonal crystal structure at low temperatures, and a tetragonal crystal structure at high temperatures.

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Data sheet

Molecular FormulaYSi2

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Yttrium Disilicide (YSi2) Powder is an inorganic compound of Yttrium and Silicon. Heeger Materials can provide high-quality Yttrium Disilicide (YSi2) Powder at a competitive price.

Yttrium Disilicide Powder, YSi2, CAS 12067-55-9

  • Formula: YSi2
  • Density: 4.42g/cm3
  • Melting point: 1520℃
  • Molecular weight: 145.08g/mol
  • CAS: 12067-55-9

Yttrium Disilicide Powder Chemical Analysis


Purity (%)

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Particle Size

-325mesh, or customized according to requirements

Yttrium Disilicide Powder Properties

  • It has a larger resistivity than yttrium metal.
  • The resistance temperature coefficient is positive, but negative at 500℃.
  • It is easy to interact with hydrochloric acid and hydrofluoric acid.
  • Insoluble in water

Yttrium Disilicide Powder Storage and Packing

Yttrium Disilicide (YSi2) Powder should keep sealed and stored in a dry and cool place. The vacuum packing is 1kg/bag, 25kg/drum, or as required.

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