Historical
BS EN 933-3:1997
Tests for geometrical properties of aggregates. Determination of particle shape. Flakiness index (British Standard)
This part of this European standard specifies the procedure for the determination of the flakiness index of aggregate and applies to aggregates of natural or artificial origin, including lightweight aggregates. The test procedure specified in this part of this European standard is not applicable to particle sizes less than 4 mm or greater than 80 mm.
British Standards Institution [bsi]