Ring And Ball Apparatus Description and Specifications for Lab Tenders
Ring And Ball Apparatus.
This apparatus is used to determine Softening point of Bitumen. It is
that temperature at which a sample of bituminous material loaded
by a 9.5mm dia steel ball, drops a specified distance when heated
under specified conditions.
Specification : 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
600ml, high and a hand stirrer and 2 Nos. 9.5mm dia steel balls.