Innovative Ductility Testing Apparatus is used for determining of asphalt, cut bitumen and blown type bitumen. It consists of a bath thermostatically controlled with inlet and outlet taps. Fixed and movable brackets are so positioned that specimen is submerged in water throughout. The rates of pull of 50 mm/min. and 10 mm/min, air incorporated. A clutch arrangement is made to stop the movement of the movable bracket when rupture of the specimen is noticed. Suitable for operation on 230 volts, 50 cycles, single phase, A.C. supply. Complete with three moulds and plates supplied mounted on the apparatus but without thermometer.