- low energy consumption, high melting rate- Complete gas protection device, uniform gas mixture, stable flow, adequate protection, equipped with automatic switching device- Bi-metal composite steel plate is made of bismuth, does not pollute magnesium liquid, and has a long service life.- The heating element works stably and has a long service life.- Multiple thermocouples control furnace and furnace temperature- Automatic alarm device: over temperature alarm, liquid leakage alarm, gas shortage alarm, etc.- The hot work piece is made of special steel, high temperature stability; high temperature and corrosion resistance, no deformation; anti-oxidation, long service life; ensure the purity of molten metal, accurate and safe quantitative;- Easy maintenance and easy replacement of parts- Economical, low cost