Construction Materials And Testing2D
Cement and Admixtures - Theory & Concepts - Materials Vicat Needle
Types of Portland cement, their uses, and the role of chemical admixtures.
Open the complete lessonVicat Cement Setting Test
Simulate the ASTM C191 Vicat needle test to determine the initial and final setting times of cement paste.
Water-Cement Ratio (w/c)0.26
Dry/Stiff (0.22)Wet/Fluid (0.32)
Curing Temperature23°C
Cold (15°C)Hot (45°C)
Elapsed Test Time60 mins
Start (0m)End (360m)
Initial Set: Specified when penetration is exactly . Final set occurs when the needle makes no visible impression.
Vicat Needle
Penetration: 36 mmPenetration (mm) vs Time (min)
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Initial Set (Time)
120 mins
Final Set (Time)
216 mins