AlSi42 (42Si/58Al)

AlSi42 (42Si/58Al)
Product Details

Providing with AlSi42 free designed phototype, BAIENWEI is one of the competitive Al-42%Si alloy manufacturers and suppliers. Welcome to import customized products in stock from our factory.


AlSi42 alloy for composition Al:58%; Si:42%, and is widely adopted in microwave detection, semiconductor and satellite telecommunication industry, for instance:

● hybrid electronic package;

● pick-and-place assemblies for semiconductor processing equipment;

● electronic packaging housings.


Advantages:

● Light weight: only about 1/3 of Kovar;

● Low CTE, from 7-20ppm/℃;

● High thermal conductivity;

● Excellent EMI/RF shielding performance;

● Easy to be machined, plated and welded.


Grade

Si 

  content

CTE 

  ppm/℃

Thermal

Conductivity 

W/m.K

Density g/cm3

Tensile Strength
  MPa

Yield Strength
  MPa

Poisson’s
    Ratio

Elongation
  %

Elastic
  Modulus
 GPa


  AlSi42


42%

13.5

160

2.55

200

187

     0.29

1

105

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