hollow ceramic spheres ( was Re: [TheForge] Chip forge )

[terry l. ridder]

hello;

comments intermixed below.

On Fri, 10 Mar 2006, Jerry Frost wrote:

>
> Thanks Bruce:
>
> Good idea for texturing spheres, maybe use the "grippy" gloves with the 
> little bumps to roll spheres?
>

while i have only been following part of the discussion, it appears to
me that what may be usable for 'chips' are cenospheres and the hollow
ceramic spheres used in deep sea research vessels.

cenospheres are a natural by-product from coal fired power plants.
cenospheres are mostly silica and alumia and hollow.
yes, cenospheres are extremely small.

hollow ceramic microspheres
http://www.sphereservices.com/ceno.html

hollow ceramic spheres
http://www.customtechceramics.com/news2.htm

an other source of larger hollow ceramic spheres, which are used in deep
sea research vessels is:

ceramic spheres
http://www.deepsea.com/floatation.html

--
terry l. ridder ><>

>
> Back to ideas for shapes and how to make them without taking forever. I'm 
> thinking rounded cubes with a hole or two through them might work well. A 
> life saver shape might be even better. Yeah, I know, these shapes might get 
> hung up on small work (ring toss dontchaknow <grin>) but they shouldn't key 
> together, pack or be difficult to get work in or out and they should transfer 
> heat in and out well.
>
> Frosty
>

-- 
terry l. ridder ><>