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TIME OF SETTING AND CONSISTENCY OF CEMENT (ASTM C 191/ASTM C 187)

TIME OF SETTING AND CONSISTENCY OF CEMENT (ASTM C 191/ASTM C 187)


The Vicat Needle Test is used to determine the setting time and normal consistency of hydraulic cement. This test, which is essential for assessing the workability of cement, can be performed using two methods: Method A is the Reference Test Method using the manually operated standard Vicat apparatus, whereas Method B permits the use of an automatic Vicat machine that, in accordance with the qualification requirements of this method, demonstrated acceptable performance of cement sample.

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