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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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