- Rajco Ring & Ball Apparatus : IS : 1205
Used for the determination of the softening point of bitumen consists of: Two steel Balls each
9.5 mm in dia Brass Rings :- Two Tapered of Brass Ball Guide :- Two Ring Holder :- One Bath :- Breaker of heat resistsnce glass I.D. 8.5 cms and Depth 12 cm approx
- Rajco Ring & Ball Apparatus, Electrically Heating.
Similar to RSEP-194, But Supplied with a heating unit with an energy regulator which permits fine regulation of temperature In addition, there is an electrically operated stirrer mounted on a stand with chuck and glass rod or aluminium rod and for stirring Phase, 50 Cycles, A.C. supply