... Convenient 4. Easy to operate Features and technical dataSuitable for using with direct heating asphalt tank container, asphalt container, ... storage tank, solution for the asphalt congeal in the pumps, valves and pipeline.It is a hot oil heating device and ... oil, 18KW X N (groups);Heated asphalt pump, 25m3/h x N, electricity drive;Generators (optional);Intelligent control. Small Thermal Hot Oil Heater ...