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Contact Baienwei

Address: No. 13, Baofu Road, Tianbao Industrial District, Baodi, Tianjin,China.

TEL: 86-22-29291825

FAX: 86-22-29291821

Email: alsi@baienwei.com

Website: http://www.alsi-alloys.com

Wafer

Wafer
Baienwei AlSi alloy silicon wafers are used for thermal carrier plates or substrates in higg-power&brightness LED,photovoltaic cells in the PV market,wafer level packaging,and wafer scale packaging fields.
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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