LED Sapphire Substrate
 

      

        Sapphire wafer is a hexagonal single crystal material made of high purity alumina (Al2 O3). It has the advantages of corrosion resistance, high temperature and high pressure resistance, low dielectric loss and good thermal stability. Sapphire wafer is an ideal material for light emitting diodes and laser diodes. Purpose: PSS Substrate, Epitaxy Substrate 

 

 

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