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Bitumen Testing Machine
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This is apparatus is used to determine softening point of bitumen, Ring and ball apparatus is used to determine softening point. It is that temperature at which a sample of bituminous material loaded by a 9.5mm dia.-steel ball, drops at a distance of 25mm. The apparatus consists of steel bracket with a sliding plate support. That support has two holes of 10mm dia. on which a Ring and Ball guide can be kept. A central Hole on this plate is for inserting thermometer. Supplied with a glass beaker approximate 8.5cm I.D., 12cm high and a hand stirrer and 2 nos. 9.5mm dia. steel balls.
