Sand Cone Density Apparatus

The sand cone density apparatus determines the in-place density of soils.  The set includes a 1 gallon threaded jar. In addition a detachable double cone consisting of a brass cylindrical valve with a 1/2″ dia. orifice.  Its valve has stops that prevent rotating past completely open or completely closed positions.  The bottom cone is 6 1/2″ in diameter with a flanged opening. It fits the opening of the H-4246 field density plate.