Armcoltherm 400 Substitute Therminol VP1 Heat Transfer Fluid Liquid phase: 12℃~400℃ Gas phase: 257℃~400℃ Boasting a freezing point of 12°C and an atmospheric boiling point of 257°C, this pioneering synthetic heat transfer oil is widely utilized in various industrial settings around the world. With a maximum temperature of 400°C, it offers exceptional thermal stability and heat transfer performance. It is ideal for use in liquid phase heating systems ranging from 12°C to 400°C, as well as gas phase heating systems from 257°C to 400°C. This versatile oil is primarily employed in high-temperature heat transfer applications, including polyester, nylon, and polypropylene chemical fiber production, as well as polymerization, spinning, and texturing machine hot boxes. It is also used in the production of naphthalene phthalic anhydride, melamine, polyoxymethylene, and CPS solar thermal power generation. &nbs…