Vicat Needle Apparatus With Dashpot
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 determining 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. It comes with a dashpot which facilities gentle lowering of the needles.
Accessories
Mild steel base plate 5 inches x 5 inches.
Fulcrum mould , brass , 80 mm i.d. base dia x 70 mm i.d. top dia , 40 mm height.