These heat resistant tiles can be used for cladding the inner walls of a furnace ? Even better than Kaowool ...
Weird, when bronze is heated to 1200 C - 1300 C (easily achieved in a propane furnace), it does not freeze prematurely, unless you spend too much...
Maybe pure Si is more expensive, even in technical 99% (i.e. non-semiconductor 99.9999999%) grade ?
I tried to cast iron, I still had an old crucible somewhat worn out from earlier melts of cast iron, so this should be its last use. I melted it...
I found this video of a guy reviewing a commercial propane furnace made by Vevor. [MEDIA] Looks promising, but IMHO I see a few flaws. * The...
And found this (2.7kW) for $650 on Amazon, a complete kit. The only extra needed is a small pond pump and a bucket of cold water for cooling the...
For copper / bronze melting I use, beside propane, an electric Kanthal furnace as well, but cannot use it for cast iron as Kantal is limited to...
https://www.ebay.com/itm/356703815781?_trksid=p3959035.c101878.m1851&itmprp=cksum%3A3567038157815ad131b982fa46a092e159c0195923d6%7Cenc%3AAQAKAAABIG...
I stumbled upon this article on Amazon:...
These devices with 'disappearing filament' are indeed very oldschool. Modern devices are the handheld infrared pyrometer guns. I have two such...
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