Nov 1, 2007 · I seem to rememebr reading somewhere that you can get a good anneal by burying the blade in vermiculite? Does anyone do this? If so, how many inches of vermiculite do you look to get …

Aug 20, 2022 · We all know about compost, vermiculite and minerals such as lime and potassium, however there are some little-known options that you can use to improve the health and structure of …

Nov 4, 2019 · Heating to non-magnetic and cooling in vermiculite forms a lamellar anneal, where the carbides form sheets. The ferrite is soft as can be, but the carbides can't pop out of the way. …

Jul 7, 2005 · Both pearlite and vermiculite are used in high temp insulating refractories. I also think that the vermiculite would be the better insulator of the two. I have also often heard of light powders, like …

Apr 3, 2007 · I cannot find vermiculite to save my life right now, so I found some perlite at Wal-Mart it has volcanic ash in it and some other thing that slips me right now. So has any one ever used it to …

Nov 1, 2010 · This is a short one guys. Would a mixture of hardwood ash and portland cement work as refractory cement substitute? I understand that ash has been used by some of the neo-tribal …

Dec 22, 2019 · Does annealing in vermiculite actually work or is it an urban legend?

Aug 14, 2009 · Can sand be used to anneal steel, or is their a sutable substitute for vermiculate. I was just wondering what the qualities were for a good annealing substance,I have some leaf spring …

Jul 11, 2012 · Annealing will be more successful for you, especially with 5160, if you heat up another mass of metal and bury it in the vermiculite with your leaf spring. You want the steel to cool as slowly …

Oct 18, 2019 · Hi guys, I'm designing and building an electric kiln for hardening and tempering my blades, my question is has anyone had success with making there own bricks? And would they …