Armcoltherm 650 Thermal oil (-60℃~340℃) It is a high-performance organic synthetic heat transfer oil, due to its good viscosity characteristics, it has super self-purification, can be used as a low-temperature refrigerant, and is an ideal heat transfer medium in the heating and cooling process. Armcoltherm 650 is a Benzyl toluene heating fluid. It is very suitable for use in cold areas, without heat tracing, excellent thermal stability, very suitable for long-term use above 340 °C, and no obvious change after several years. It is especially suitable for applications in oil and gas, oil refining, plastics, chemical processing and other industries , styrene ethylbenzene unit, PBAT, phthalic anhydride.