Oct 30, 2015 · Okay, I just ordered and received a 1 kg graphite crucible. The plan is to throw some of my large supply of 15N20 steel dust into it and try to melt it down into something …

Nov 14, 2006 · I've bought a graphite crucible, since i would like to try to make some crucible steel. Now I have two fast, dumb questions: 1) how do I temper it? The guy who sell me the …

Dec 31, 2013 · Yup clay graphite, google Legend Mine Supply, and look at their budget clay graphite crucibles. I'm gonna order a few of the A6's as soon as I get money ahead.

Dec 7, 2017 · Pure graphite is the most expensive, doesn't need tempering before use, and is the sturdiest. It will be hard to find a pure graphite crucible big enough for your wants at a price …

Feb 11, 2006 · The only source is the graphite crucible and the button is only molten for 30 seconds at the longest. The carbon is not just on the outside either, even when I slice them in …

Jan 10, 2015 · I do my best to determine the carbon content of the bloomery material by spark testing, then add a measured amount of charcoal and the bloomery material to a graphite …

Jul 11, 2009 · Hope this is the right place for this, if not please move it . I've been keeping an eye out for a crucible as I would like to give metal casting a go at some stage, however new …

Oct 22, 2010 · So untill I finalize my research on new crucible composition I strongly recommend the following components\ratios. 6 parts Virgin Mullite, 3 parts EPK Kaolin, 1 part graphite …

May 14, 2021 · I experimented with crucible for over three years. I made many a crucible that was tough, could handle thermal shock and was fine for non-ferrous materials and even cast iron. …

Apr 5, 2019 · An alternative just getting a much larger crucible, and cutting it down. I know there are bowl shaped ceramic crucibles available, which are used f.e. for gold and silver casting.