Hydrometer Void Content Apparatus


The hydrometer void content apparatus is used to determine the uncompacted void content of fine aggregate samples. It provides an indication of the workability, angularity and sphericality of the aggregate in a mixture in which it is used.


The hydrometer void content apparatus includes a 100 ml brass measure, funnel with special jar, funnel stand and a glass plate for calibration.

Applicable Standards

ASTM C 1252, PTM 527
AASHTO TP-33, NAA Method A

Hydrometer Void Content Apparatus
C-639Void Content Apparatus, Course Aggregate
C-640Void Content Apparatus, Fine Aggregate