What Cal-H said. Cerium oxide is the paste/abrasive I was thinking of....

Having cracked more than one item trying to heat polish a sharp edge thinking I could treat it like lab glass. I would stay away from the torch. Differential heating is a pain in the tookis.. and the more complex the shape, the harder to control predict. Just when you think you did ok it starts to cool and then craack... whoops

Last edited by OldmanoftheSea; 02/19/20. Reason: Auto incorrect

-OMotS



"If memory serves fails me..."
Quote: ( unnamed) "been prtty deep in the cooler todaay "

Television and radio are most effective when people question little and think even less.