Graphites crucibles have good thermal conductivity, which can greatly shorten melting time and save energy It can melt metals such as gold, silver, and other alloys, with a long service life Excellent corrosions resistance, impacts resistance, acid resistance, and alkalis resistance 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, Manufacturer: JTQYFI