Hermetic housings and packages

  • Description
Product Detail

We provide controlled expansion alloy hermetic housings and packages free sample, Al-Si hermetic packages, Si/Al alloy hermetic sealings, Al-Si alloy amplifier  housings, controlled expansion Si/Al alloy packages manufacturer and supplier. Welcome to import customized products,for instance,housings for radar circuitry in stock from our factory.


We also offer a range of controlled Expansion Al-Si alloys hermetic electronic packaging for RF/microwave, optical, semiconductor, aerospace, telecommunication, radar and defense industry, involving electronic housings, lids, carriers, headers and substrates etc.


Advantages:

? Low CTE;

? High thermal conductivity;

? Low density;

? Hermeticity;

? High specific stiffness;

? Alternative to AlSiC, Kovar, Cu-W, Cu-Mo, Ti etc.


Commonly Used Packaging Materials Performance Comparison:


MaterialDensity
g/cm3

Thermal

 Conductivity

25?W/mK		CTE

25?ppm/?

PlateabilityMachinabilityWeldabilityFormability
  Copper  8.9    385 16   Good  Good Good Good
 Titanium  4.5  17 8.9 Fair  Fair Fair Fair

  Casting 

  Al6061

  2.7   195 23 Good Good Good Good
   Kovar  8.4   15 6.0  Good  Good  Good Good
 Cu85%W  16.4   180 6.8 Fair Fair Fair Fair
Cu85%Mo  10.0   165 6.8 Fair Fair Fair Fair
 Al65%SiC  3.0   170 6.8  Poor  Poor  Poor Poor
   AlSi27  2.6   175  17      Good          Good          Good        Good    
  AlSi50  2.5   140   11.5  Good  Good  Good   Good  
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Tianjin Baienwei New Material Technology Co.,Ltd

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