Determination of softening point of bitumen
WebFor this reason, the determination of 'softening point' must be made by a fixed, arbitrary and closely defined method if results are to be comparable. Being very simple in concept and equipment, the Ring-and-Ball Test has remained a valuable consistency test for control in refining operations, particularly in the production of air-blown bitumens. WebJul 31, 2015 · Determination of the softening point. Ring and Ball method standard by British-Adopted European Standard, 07/31/2015 View all product details Most Recent Track It Language: Available Formats Options Availability Priced From ( in USD ) Secure PDF ℹ 👥 Immediate download $180.34 Add to Cart Printed Edition Ships in 1-2 business days …
Determination of softening point of bitumen
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WebView Softening Point.docx from CE 443 at Yarmouk University. Yarmouk University Al-Hijjawi Faculty for Engineering Technology Civil Engineering Department Materials of Construction Laboratory CE WebJan 1, 2024 · The quality of bituminous binders used in the construction and maintenance of road surfaces is currently being assessed by empirical tests based on obtaining one value for specific boundary...
WebOct 20, 2024 · The paper investigates the phenomena of adhesion in binder-aggregate systems produced to reflect warm-mix asphalt with water-foamed bitumen. The investigated materials included limestone and quartzite aggregates and a total of four asphalt binders: 50/70 and 45/80–55 bituminous binders obtained from two sources. The adhesive … Webcuses on the determination of the softening point and penetration index of bitumen from southwestern Nigeria in order to ascertain their grades. 2. MATERIAL AND METHODS …
WebDec 31, 2010 · Bitumens are viscoelastic materials without sharply defined melting points; they gradually become softer and less viscous as the temperature rises. For this reason, softening points must be determined by an arbitrary and closely defined method if … Web2 days ago · To determine the softening point of bitumen/tar. Apparatus The ring and ball apparatus consist of following: Steel balls – two numbers each of 9.5 mm dia. And weighting 3.5 ± 0.05 g. Brass rings – two …
WebThe softening point is the temperature at which a material softens beyond some arbitrary softness which the ring and ball test is used to determine the softening point of bitumen (in this experiment), asphalt and coal tar. The softening point is …
WebApr 10, 2024 · Softening point experiment. The softening point experiment was performed following the specification ASTM-D36 [36]. The softening temperature of bitumen is determined using two rings and two balls of through placed bitumen in the rings until cool, then a 3.5 g ball is placed on the sample in a water bath and began heating. dickerson resortsWebDropping and softening point determination is one of the few methods available to thermally characterize ointments, synthetic and natural resins, edible fats, greases, waxes, fatty polymers, bitumen, tars, etc. Analysis of dropping and softening points are mainly conducted during the quality control process. citizensbankonline com credit cardsWebThe relation tells that for road bitumen, the penetration index value PI =0; It has been observed that most of the bitumen have a penetration of about 800, at their softening point temperature. Thus, the PI can be evaluated, if the penetration at 25 degree Celsius and softening point temperature are known. citizens bank online clovis nmWebMay 12, 2013 · The temperature at the instant when each of the ball and sample touches the bottom plate of support is recorded as softening point value.An average value of two … citizensbankonline.com login pageWebThis European Standard specifies a method for the determination of the softening point of bitumen and bituminous binders in the range of 28 °C to 150 °C. Technical warning - … dickerson road family clinicWebRing and ball test is used to determine the softening point of bitumen, asphalt and coal tar. This test consists of two brass ring and two steel ball, using which the softening … citizens bank online change passwordWebThe 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 ... dickerson road charlottesville