Final Set Time, Gillmore

The Final Set Time, Gillmore Apparatus determines initial and final set times of Portland cement. It also determines masonry cement, hydraulic hydrated lime and certain mortars. Comprised of two stainless steel needles with 3/16″ cylindrical flat-ends. A 1/12″ in diameter weighs 1/4lb for the initial set. The second is 1/24″ in diameter and weighs 1lb for the final set.