XPost: sci.materials   
   From: protologics@worldnet.att.net   
      
   I want to find materials that will bond alumina, particlularly metals that   
   will bond that material.   
   "Mike Miller"  wrote in message   
   news:5dcb47db.0408200527.345323d1@posting.google.com...   
   > Damon Hill  wrote in message   
   news:...   
   >   
   > > Transparent aluminum?  Whodathunkit?   
   >   
   > Anyone who's seen a sapphire. ;)   
   >   
   > "Alumina" is aluminum oxide. Calling it "transparent aluminum" is kind   
   > of like trying to say rust is iron, or that water is hydrogen.   
   >   
   > With some tasteful impurities, alumina gets pretty colors and new   
   > names, like "ruby" and "sapphire."   
   >   
   > Alumina is a common industrial product, and very transparent alumina   
   > has been produced for watch faces for decades. You can get cheap   
   > replacement sapphire watch 'crystals' for $10-$15.   
   >   
   > Mike Miller, Materials Engineer   
      
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