What refractories are accessible with ease in daily life? This material is suitable as a disposable mold and crucible for melting brass.
There are many refractories in daily life. Such as the lining of furnace! And refractory cotton ... If you want to melt brass, you need to resort to professionals! It's rare in daily life to find out those molds that can be made by ourselves. You can buy a corundum crucible in the neighbouring laboratory equipment market! Remember that brasses' melting point is at above1000 degrees, so the material must have refractoriess of 1000 degrees.
Common red?brick and refractory brick.
Well, you have no furnace to cast disposable molds. You can sieve sand which is used for blending cement with siever (left the most fine behind)! And then you can go to hardware (parts) factories directly with molds to ask them to pour. Remember that brass (60 copper) needs to be heated to 1200 ℃, while the crucible is not needed.
The refractory that you want is high temperature furnace which you can buy from the market.
