Dufon Vicat Needle Apparatus

Dufon Vicat Needle Apparatus

IS 4031, 2645, 2542 ( PART-1), 1727, 5513 & 712 BS 12, 146, 915, 1370, 4027, 4246, 4248 AASHTO T 129, E 131.
This instrument is used for deterDLABning the normal consistency and setting times of cement and 'A' class limes.

Specification:
The apparatus consists of a metallic frame bearing a freely movable and with a cap at top, one vicat mould and glass base plate and one set of needles one each initial needle, final needle and consistency plunger.