1Metal Smelting: Excellent thermal stability, fast heating and cooling, strong acid and alkali resistance, used for smelting metals such as gold and silver. 2High Temperature Resistant: Mold has great thermal conductivity and high temperature resistance, small thermal expansion coefficient and excellent chemical stability during high temperature use. 3High Purity Graphite Crucible: Great corrosion resistance, excellent thermal shock resistance, electrical conductivity and thermal conductivity, durable for use. 4Wide Range Of Use: Graphite molds are commonly used in experiments and metal smelting, suitable for smelting alloy tool steel and smelting non ferrous metals and alloys. 5Portable Design: Light weight and in small size, easy to store and carry, suitable for metallurgy, foundry, machinery, chemical industry and other industrial sectors.