pressure chambers

Any thought on which method works better for Allumilite? I have been casting in PR for a while now and rēcently decided to go to Allumilite. I have a system that can do both pressure and vacuum but i have been having issues getting vacuum to work right with Allumilite. Seems to explode under a...

I have a contract to make wine stoppers from a 100+ year old Lindy tree (bass wood). I use CA finish on my pens but would be a challenge on wine stoppers. I know there are options such as Myslins 3-step, and other waxes or lacquers but I wanted to ensure a harder outer shell as the wood is so...