Reddit reviews PMC Supplies LLC #6-8 Kg ProCast Foundry Clay Graphite Crucibles Cup Furnace Torch Melting Casting Refining Gold Silver Copper Brass Aluminum
We found 2 Reddit comments about PMC Supplies LLC #6-8 Kg ProCast Foundry Clay Graphite Crucibles Cup Furnace Torch Melting Casting Refining Gold Silver Copper Brass Aluminum. Here are the top ones, ranked by their Reddit score.
Rated to withstand temperatures up to 1560°F - 2912° F (850°C - 1600°C)Designed for melting gold, silver, copper, brass, aluminum, and more metalsIdeal for use with propane melting furnaces/forges
I use a graphite crucible. My steel one oxidized through in two melts. I've done about 12 now with my graphite one and it's great. I got mine on Amazon. I just bought this one to do aluminum and use my current #3 for copper.
I have been using this large (4" - 5" mouth?) graphite crucible that I ordered from Amazon. It has worked perfectly so far, after at least 11 pours, with no sign of degrading:
http://www.amazon.com/Foundry-Graphite-Crucibles-Refining-Aluminum/dp/B00FBG3ROO
If your budget is pretty firm, there are smaller and cheaper, versions that are similar:
http://www.amazon.com/Foundry-Graphite-Crucibles-Refining-Aluminum/dp/B00FBFUB3U