ASTM C91; C141; C266; C 1398; AASHTO T154
The Gillmore apparatus is used to determine the setting time of cement. The apparatus consists of two horizontal arms that carry two weight steel needles that are calibrated to meet the specifications.
The initial needle has 2.12mm dia and a weight of 113g, while the final setting needle has 1.06mm Dia. and weight of 453.6g.
CM 0116 Gillmore Apparatus