Pressure Aging Vessel

The Pressure Aging Vessel (PAV) is used to simulate in service oxidative aging of asphalt binder according to procedures developed by the Strategic Highway Research Program (SHRP).

The system is fully compliant with the most recent standards for the tests. The complete PAV system consists of stainless steel pressure vessel in a stainless steel cabinet with encased band heaters, a precision sample holder for simultaneous testing of ten specimens, a set of ten specimen trays, a pressure controller, temperature controller, pressure and temperature measurement devices, temperature recorder and a specimen loading and unloading tool.