(POLYOLESTER, COMPLEX ESTERS, TRIMELITATE ESTERS ...)
These oils are available in a wide range of viscosities and are more generally used in cases of high temperatures
(with a maximum of 180°C to 230°C depending on the type and the possibility of regeneration of the product having undergone the thermal loads).
Depending on the type, these oils replace diester oils in formulations and cover a wider range of use at temperature.