Maxtop Rapid quenching oil (MTRQO) is developed by highly refined low viscosity high flash point distillate oil, adding coolant, antioxidant, carbon inhibitor, preservative and other additives. Meet the relevant standards of the heat treatment industry, specially designed for the high demand metal material quenching process, providing excellent cooling performance and surface quality. Thermal oxidation stability: it is not easy to oxidize at high temperature, and the service life is extended by more than 50%. Better temperature resistance, suitable for extreme high temperature or low temperature environment.