[TR] completely off topic

[Dave1massey at cs.com]

I dunno.  Not much comes up on a google search.  But McMaster Carr carries 
Aluminum Oxide abrasives and they say these are good for grinding and 
polishing high tensile materials such as carbon steel.

http://www.mcmaster.com/#aluminum-oxide-powders/=lz91pt

Looks like blasting media.

Dave

In a message dated 3/21/2013 3:52:22 PM Central Daylight Time, 
dave at ranteer.com writes: 
> hi.
> 
> this came out of my dadbs workshop.  hebs no longer alive, so I canbt
> ask him.
> 
> anyone know what this stuff is?  whatbs it for?
> 
> http://www.ranteer.com/misc/