Zahn Cup Viscometer / Viscocity Cup No. 3 Merek Rigosha Buatan Jepang
Descriptions : Used for determining of the viscosity of ink, paint and lacquer etc. Rigo’s Zahn Cup is a most simple equipment with easy operation for measuring viscosity. Consist of a stainless steel cup with a precise drilled orifice in the bottom and a looped handle with a small ring. The viscosity of the sample is expressed in zahn seconds; the time required for a definite volume of the sample to flow through the orifice. Selection of zahn No.(at ambient temperature)