The method should be used only where other methods, such as automatic sampling of scoop sampling from a free fall, are impossible, or as a reference method.It consists in inserting of two parallel boards or metal sheets vertically down into and at right angles to the streams of the material and to the axis of the stopped belt, and removing of the material between the boards or sheets.
État actuel: PubliéeDate de publication: 1977-07Stade: Norme internationale confirmée [90.93]
Edition: 1Nombre de pages: 2
Comité technique :ISO/TC 134ICS :65.080
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