・Silicon nitride(Si3N4) 
      
      ・Aluminum nitride(ALN) 
      Feature 
      ・ High thermal conductivity, high thermal  reflectance, and high soaking. 
・ High thermal shock resistance and can endure  rapid heating and quenching.  
・ Low thermal expansion that matched with Silicon.  It prevents transformation of the wafer by temperature change and  
reduce  particle generation due to exfoliation of deposited film. 
・  Superior  corrosion proof against fluorine-containing gas 
       
       
      Application 
      ・Semiconductor equipment (CDV,etching etc)  
   Susceptor, electrostatic check, heater  soaking board  
   Vacuum check, heater 
・ Dummy wafer 
・ Target 
・ Parts  for the compound semiconductor equipment
 
 
      ・Sic etc 
      We  are available to process parts for semiconductor equipment. 
      Belljar by Armina 
      
        
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