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  5. Copper Silicide Powder, Cu5Si, CAS 12159-07-8

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Copper Silicide Powder, Cu5Si, CAS 12159-07-8

HMSP-1742

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Copper Silicide (Cu5Si) Powder is a black-grey powder with a crystal structure, an intermetallic compound. It has excellent performance and is widely used in ships, automobiles, aerospace, etc.

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Data sheet

Purity99%
CAS12159-07-8
Molecular FormulaCu5Si

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Copper Silicide (Cu5Si) Powder has properties between those of an ionic compound and an alloy. Heeger Materials can provide high-quality Copper Silicide (Cu5Si) Powder at a competitive price.

Copper Silicide Powder, CuSi5, CAS 12159-07-8

  • Formula: Cu5Si
  • Density: 7.8g/cm3
  • Melting point: 825℃
  • Molecular weight: 345.81g/mol
  • CAS: 12159-07-8

Copper Silicide Powder Chemical Analysis

Product

Purity (%)

Chemical Composition (%)

Cu

Si

P

S

Mg

Fe

HM-Cu5Si-1

>99

91.8

7.9

0.013

0.06

0.001

0.12

Copper Silicide Powder Properties

Copper Silicide Powder-SEM

  • Excellent electrical and thermal conductivity
  • Excellent corrosion and abrasion resistance
  • Excellent ductility 

Copper Silicide Powder Applications

  • Copper silicide films are used to passivate copper-based chips for suppressing their diffusion and electron migration and as diffusion barrier layers. 
  • Used in the direct industrial synthesis of organosilicon compounds
  • Used to silicify chloromethanes

Copper Silicide Powder Storage and Packing

Copper Silicide (Cu5Si) Powder should keep sealed and stored in a dry and cool place, avoiding being exposed to air. The vacuum packing is 1kg/bag, 25kg/drum, or as required.

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