Complies to AASHTO T 308-99 and ASTM D6307-98

Used for the quantitative determination of bitumen in hot-mixed paving mixtures and pavement samples.
The bitumen content is calculated by difference from the weight of extracted aggregates,moisture content and ash from an aliquot part of the extract.The apparatus consists of two wire mesh cones with interlocking frames,a cylindrical glass jar and a water condenser with inlet/outlet tubes.