WebThe softening point is defined as the mean of the temperatures at which the bitumen disks soften and sag downwards a distance of 25 mm under the weight of a steel ball. SCOPE & SIGNIFICANCE: 1- This method is … WebDropping and softening point determination is one of the few methods available to thermally characterize ointments, synthetic and natural resins, edible fats, greases, …
Determine Ductility of Bitumen and its Suitability for …
WebTechnical Information - Eurobitume, the European Association of Bitumen ... WebObjective: This test method covers the determination of softening point of bitumen in range from 30-80 C using the ring-and-ball apparatus immersed in distilled water. Significance and Use: • Bitumens are viscoelastic materials without sharply defined melting points; they gradually become softer and less viscous as the temperature rises. ... bit isshiftled 0
Laboratory investigation on the performance of asphalt bitumen …
WebThe softening point is calculated as the average of the temperatures at which the two discs soften sufficiently for each bitumen-encased ball to fall 25 mm. 2 OBJECTIVE To determine the softening point of bitumen within the range 30 to 157 °C by means of the Ring-and-Ball apparatus. 3 APPARATUS 1. Ball and ring test apparatus 5 FORM AND ... Webbefore its applications in road uses. The determination of softening point helps to know the temperature up to which a bituminous binder should be heated for various road use applications. Softening point is determined by ring and ball apparatus. APPARATUS: 1) Steel balls-two numbers each of 9.5 mm dia. and weighing 0.05g. 2) Brass rings-two ... WebDetermination of Penetration Value of Bitumen Apparatus for Penetration Test ... Soften the material to a pouring consistency at a temperature not more than 60°C for tars and 90°C for bitumen above the approximate … bit is short form of