Mixing refractory cement with perlite
2021-11-16u2002·u2002I ordered some Rutland Black Furnace Cement. Lay a thin metal or plastic sheet on a smooth ground surface, or you can mix the refractory cement on a clean, smooth concrete surface. 5 parts perlite (amount i used but more won't hurt since it does a really good job of keeping the heat in the furnace) -2 parts fireclay or refractory cement - Just enough water to keep the material clumpy Mixing ...
Get Price