Wafer

Wafer
Product Details

Providing with wafer products free sample, BAIENWEI is one of the competitive wafer level packages, led wafer, high-light LED wafer, wafer packages manufacturers and suppliers. Welcome to import customized products in stock from our factory.


Baienwei AlSi(also named Controlled Expansion alloy) wafers products generally are used for:

  • ● Thermal carrier plate;

  • ● Extremely used for high power/brightness LED;

  • ● Photovoltaic cells in the PV market;

  • ● Wafer level packaging.


Advantages:

  • ● CTE compatible with compound semiconductor material;

  • ● Light weight;

  • ● High thermal conductivity;

  • ● Affordable cost.


Commonly Used Packaging Materials Performance Comparison:

   

   Grades Content  CTE
  25℃
ppm/℃
  Thermal  
Conduc
tivity
25℃W/mK
Density
  g/cm3
 Tensile
Strength
  MPa
Yield
Strength
   MPa
Poisson’s
  Ratio
Elongation
 %
 Elastic 
Modulus 
   GPa
AlSi27Al-27%Si171752.641701300.293.891
AlSi35Al-35%Si15.11522.5614080--280
AlSi42Al-42%Si13.51602.552001870.291105
AlSi50Al-50%Si11.51402.52202100.28<1108
AlSi60Al-60%Si101252.462102100.27<1111
AlSi70Al-70%Si7.51202.431351350.27<1114


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