Description:  ISO Flow Cups produced by our company is in accordance with International Standard ISO 2431,DIN 53224, EN 535,ASTM D5125 “Paints and varnishes-Determination of flow time by Use of Flow Cups (Fourth edition)”.It is made of high quality aluminum and feature stainless steel nozzle inserts(specification dependent) .And It is mirror polished & smooth finished for high efflux accuracy and easy maintenance. ISO Flow Cups is applicable to determine the flow time of Newtonian and near Newtonian fluids.