graphites crucibles have good thermal stability and are suitable for use in emergencies situations or low-temperature conditions It maintains various physical and properties of its original natural graphites Excellent corrosions resistance, impacts resistance, acid resistance, and alkalis resistance It can melt metals such as gold, silver, and other alloys, with a long service life Graphites crucibles have good thermal conductivity, which can greatly shorten melting time and save energy, Manufacturer: huiouer