|Ring And Ball Apparatus :
Ring And Ball Apparatus
Also called Softening Point Apparatus. This apparatus is meant for
determination of softening point of bituminous materials . Softening
point is that temperature at which the specimen under test becomes soft
enough to allow a steel ball of specific dimension to fall a required
distance under test condition. The apparatus consists of Glass beaker of
heat resistant glass having internal diameter of 8.5 cm X 12 cm depth
(approximately), two steel balls each of 9.5mm diameter, two tapered
brass rings, two ball guides, ring stand and a hand stirrer.
Same as above but Electrically Operated.
(without thermometer) complete with one 1000 mililiter flask and one 100 mililiter crow receiver.