Used as a density method for the determination of the air content of freshly mixed mortars. Made of steel, 88.1 mm height x 76.2 mm internal diameter, it is calibrated to contain 400 ± 1 ml of water at 23°C.

Ltekonline are the manufacturers of Steel Measure, 400 ml used to demonstrate engineering principles in Engineering Colleges, Engineering Schools and Cement Testing Lab Equipment for Engineering Teaching Lab in Universities