![]() ![]() Rate of one reciprocal second has a viscosity of one One dyne per square centimeter to produce a shear The "poise." A material requiring a shear stress of The fundamental unit of viscosity measurement is Has a un it of mea su re call ed "dynes per sq uareĬen timeter" (dynes/cm2). Pr oduce shearin g act ion is called "shear stress." It Thu s requi re more force to move than l ess viscou s This has a un it of measurement called the With respect to ea ch other is call ed the "shear ra te. ![]() ![]() Measure of the speed at which these l ay ers move Is ph ysically moved as in pouring, mixing, etc. The greater the fr ict ion, the greater the amount ofįorce requi red to cause its movemen t, which isĬalled " shear". This fr ict ion becomes a pparent when a lay er ofįluid is made to move in re lation to ano th er l ay er. Viscosity is the measure of the internal frict ion of aįluid. Other ph ysical charact er istics of a pr oduct e.,Ĭolor, solids con ten t, etc., are useful indicators of pr oduct qu ali ty, acc ep tance and performance. The interrelation ship between viscosity and Operati on, its penetra ting abili ty or ease o f ha nd li ng Ind icator of a prod uct 's performance in a coating Previous Editions: Aug/ NovemDetermin at ion of Vis cosity Using A Brookfield Vis cometer for Conditioning Polymers ScopeĪ material's flow property is an impo rtant in-processĪnd finished product parameter.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |