The apparatus is used for determining the work ability of fresh
concrete, provided the maximum size of the aggregate does not exceed 38
The test is particularly useful for concrete mixes of very low work ability where true slump values are not reliable.
A circular metal plate is provided to cover the top of the cylinder.
It consists of two rigid conical hoppers and a cylinder mounted on a rigid metal frame.
The lower openings of the hoppers are fitted with hinged trapdoors having quich release catches.
Supplied complete with one plasterer's trowel and one tamping rod, 16 mm dia x 600 mm long, one end rounded
Compaction Factor Apparatus Operation Manual, Lab Instructor Guide and Student Workbook. Compaction Factor Apparatus for Educational Vocational, Didactic Technical Training Equipment Labs.