Use: Used to classify aggregates as elongated when their length is more than 1.8 of their nominal size, the test is not
applicable to material retained on a 63.0 mm BS test sieve.
Test app to materials retained in 63mm BS seive
Construction:
The thickness gauge is of enameled sheet metal with clearly marked sieve fraction ranges for each slot The Length Gauge has brass pins set in a brass bar with stamped sieve fraction ranges between pins.
Weight approximately 1.1 kg
Thickness gauge sheet metal with seved marked fraction weigh 1.1.14