WebThe softening point is a test (usually called the ring-and-ball test) to determine the temperatures at which an asphalt binder achieves a specified degree of viscosity. In the … WebFeb 20, 2024 · This method is useful in determining the consistency of bitumen as one element in establishing the uniformity of shipments or sources of supply. Softening point is the temperature at which the bituminous binders have an equal viscosity (i.e. the consistency of all the grades will be same at the softening point e.g. if two samples have …
Softening Point Test of Bitumen Softening Point of …
WebJun 13, 2024 · The softest paving bitumen is 180/200 grade, having a softening point of 30-45°C. 21. Softening test. Significance. Bitumen does not suddenly change from solid to liquid state, but as the temperature increases it gradually becomes softer until it flows readily. All semi-solid state bitumen grades need sufficient fluidity before they are used ... The softening point shows the temperature at which the bitumen gains a certain degree of softening under the specifications of the test. This test is carried out by using the Ring andBall apparatus. The softening point helps to determine the temperature up to which bitumen can be heated for different … See more To determine the softening point of asphaltic bitumen, fluxed native asphalt, road tar, coal tar pitch, or blown type bitumen in the laboratory. See more The softening point helps in the determination of the temperature beyond which the bitumen is softened beyond a pre-specifiedsoftness. Hence, the softening point test of … See more apparatus used in ring and ball test of bitumen, 2 Balls: Each ball is 9.5 mm in diameter and its weight is 3.5 ± 0.5 gram. 2 Brass rings: The rings are tapered from inside- the outside … See more Softening Point: It is the degree of temperature at which a solid substance starts to convert into a liquid state under certain specific … See more fixture base
(DOC) Softening point Aqilah Hamid - Academia.edu
WebThe test showed the 3.3.1 Bitumen variation of softening point with the various percentages of Physical properties of unmodified bitumen which was used are plastic modified bitumen. It was observed that softening point illustrated in the following table. WebJan 26, 2024 · Answer: Uses of Softening Point. 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. WebJan 16, 2024 · Procedures in Softening Point Test of Bitumen. 1. The sample is first heated with continuous stirring until it becomes sufficiently fluid to pour. 2. A small quantity of … fixture torneo argentino