Double cylinder large capacity design: adopt double cylinder structure (2000kg), single cylinder capacity can reach 1000kg, double cylinder synchronous melting, support continuous operation, significantly improve construction efficiency, especially suitable for large area marking engineering.Fast molten material technology: using high efficiency temperature control burner, combined with combustion chamber system, to achieve full fuel atomization and high oxygen combustion, the melting speed is more than 30% higher than traditional equipment, shorten the construction cycle, the first computer controlled hot melt kettle in China.