WebThe softening point test of bitumen determines the temperature at which the #bitumen starts to melt. This test is measured by the Ring and Ball apparatus. Wi... WebSoftening point of bitumen = (A + B)/2 = (46 + 47)/2 = 46.5 degree centigrade. Significance of Softening point test of bitumen. The softening point of bitumen used in the pavement …
BITUMEN SOFTENING POINT TEST - AISSMS Poly
WebThe softening point value is particular significance for material which are to be used as thick films, such as joint and crack filler and roofing materials. Research has shown that, for conventional pacing grade bitumen, the ring … WebThe softening point of bitumen can be determined through the use of a ring-and-ball apparatus immersed in distilled water (30 to 80°C) or USP glycerin (above 80 to 157°C). The softening point is reported as the mean of the temperatures at which the two disks soften enough to allow each ball, enveloped in bitumen, to fall a distance of 25 mm ... merchants \u0026 marine bank
Penetration and softening point (R&B temperature) test results of …
WebLong-term photo oxidation aging investigation of temperature-regulating bitumen based on thermochromic principle Author links open overlay panel Zihao Chen a , Henglong Zhang a b , Haihui Duan a , Chaofan Wu b , Shuai Zhang a http://www.e-asfalto.com/ingles/penetration.pdf Web24 Oct 2013 · Softening point of bitumen must not be below the average day temperature and it should also not be very much higher, because that will require much energy and fuel … merchants \u0026 southern bank