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

RING & BALL APPARATUS (ELECTRICALLY OPERATED)

Electrical heating, with a Heater and Energy Regulator, Suitable for operation on 230 V, 50Hz, Single Phase, A.C. supply. Each unit is supplied with bath of heat resistant glass and the following * Tapered Rings, 2 Nos.
* Ball Centering Guide, 2 Nos.
* Steel Ball, of 9.5mm dia, 2 Nos.
* Ring Holder, 1 No.
* Electric Heater (Hot Plate), 1 No.