It is used for the determination of the consistency of freshly mixed concrete, where the maximum size of the aggregate does not exceed 38 mm.

The apparatus consists of slump cone with handles and foot pieces. The size of the slump cone is 20-cm Dai base. 10 cm Dai top and 30 cm height. Foot pieces can be fixed to the clamps on the base plate. The base plate has lifting handle for easy transportation. One graduated steel tamping rod 16 mm Dai x 600 mm long rounded at one end graduated in mm