slump cone



  • A mold in the form of the lateral surface of the frustum of a cone with a base diameter of 8" (203 mm), top diameter 4" (102 mm), and height 12" (305 mm), used to fabricate a specimen of freshly mixed concrete for the slump test. A cone 6" (152 mm) high is used for tests of freshly mixed mortar and stucco.