Agents de surface — Poudres et granulés — Mesurage de l'angle du talus d'éboulement

The measurement is carried out in the following way: Determination of the base angle of the cone obtained by passing a given volume of the product in the form of powder or granules through a special funnel placed at a fixed height above a completely flat and level plate. The method is also applicable to other powders and granules with comparable properties.