ISO 60 Test Standard Explained

Apparent Density - ISO 60

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The mass per unit volume of loose material. Also called Bulk Density. Provides a measure of the "fluffiness" of a material in its supplied form.

Material is poured through a specified funnel into a cylinder of known volume. Excess material is scraped off the top of the cylinder with a straightedge and the cylinder is weighed. Apparent density is calculated as the mass of material divided by the volume of the cylinder.

Apparent Density Funnel

Similar Standards

• ASTM D1895

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