IS 1208; for determining ductility of asphalt , cut bitumen and blown type bitumen, It consists of a bath thermostatically controlled with inlet and outlet taps. Fixed and movable brakets are so positioned that specimen is submerged in water throughout , The rate of pull of 50 mm/min, and 10mm/ min, are incorporated clutch arrangement is made to stop the movement of the movable braked 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 plats supplied, mounted on the apparatus with thermometer.
