08-08-2014, 11:08 AM
Test for Setting Time of Cement
The Setting Time is also determined by vicat’s needle on cement paste of normal consistency . For this test , we use 1mm square needle , this time to penetrate 33-35mm is taken as initial setting time.
For final setting time we use special needle (5mm dia) and time at which this needle will not penetrate more then 0.5mm is taken as final set.
The Setting Time is also determined by vicat’s needle on cement paste of normal consistency . For this test , we use 1mm square needle , this time to penetrate 33-35mm is taken as initial setting time.
For final setting time we use special needle (5mm dia) and time at which this needle will not penetrate more then 0.5mm is taken as final set.