The Machine Used In Mining Of Soda Ash

Equipment used for firingsmelting ore furnace or oven for firingsmelting it must heat to 1950 degrees f for gold and 2100 degrees f for silver.A muffle furnace is best.It fires to about 2300 degrees f and the ingredients can be easily added to the ore while firing.Crucible clay or graphite crucible to use in a muffle furnace.Other types of crucible can be used in an electric furnace.