(ATM) atm V1 #170

Mike Abercrombie (abercrom@southwind.net)
Fri, 18 Aug 1995 00:13:06 -0500

To: atm@best.com

OO> BTW - what's the collected wisdom on what size of abrasive to OO> finish grinding with? I passed on ordering the 3 micron because I OO> didn't think it was really necessary...... opinions?

OO> ................. Steve

Steve,

I have found that for *me*, skipping from 12 micron straight to 3 micron works best. The 3 micron cuts tremendous amounts of time off of the initial polishing. With an 8" mirror, I'll spend an hour or two with the 3 micron. It's a good pre-lap procedure.

Mike

* RM 1.3 * Trespassers will be shot, survivors will be shot again!