Acoording to EN 12607-1
The Rolling Thin Film Oven (RTFOT) is used for he determination of temperature and air influence on bitumen. The temperature controlled oven with door and viewing glass is preset to a test temperature og 163 degrees. The rear inside wall is equipped with a vertical carriage, rotated by an electric motor at 15 1/min. and prepared to support 8 glass test cups.