[time-nuts] beryllium oxide

David Forbes dforbes at dakotacom.net
Fri Jan 16 14:46:36 EST 2009


d.seiter at comcast.net wrote:
> Since we're on the subject, what does BeO typically look like when it's used as a washer, heatsink, etc.  I ask because I tend to keep everything and I modify things all the time.  Is there any way besides being painted that it could pass as Al?
> 
> -Dave 

Dave,

It's a white ceramic substance. Commonly used on the older "pill" shaped RF 
power transistors.




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