This standard concerns the determination of the average grain density of light aggregates. The average density of the granule, expressed in grams per cubic centimeter, means the ratio between the mass in air of the dried granule and the volume delimited by the surface of the saturated granule.
UNI 7549-P5-1976 history
1976UNI 7549-P5-1976 Light aggregate. Evaluation of particle volume and mass determination