NF EN ISO 845
Cellular plastics and rubbers - Determination of apparent density
ISO 845:2006 specifies a method for determining the apparent overall density and the apparent core density of cellular plastics and rubbers.If the material to be tested includes skins formed during a moulding/extrusion, the apparent overall density or the apparent core density, or both, can be determined. If the material does not have skins formed during moulding, the term "overall density" is not applicable.
ISO 845:2006 specifies a method for determining the apparent overall density and the apparent core density of cellular plastics and rubbers.
If the material to be tested includes skins formed during a moulding/extrusion, the apparent overall density or the apparent core density, or both, can be determined. If the material does not have skins formed during moulding, the term "overall density" is not applicable.
- Avant-proposiv
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1 Domaine d'application1
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2 Références normatives1
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3 Termes et définitions1
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4 Appareillage1
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5 Éprouvettes2
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5.1 Dimensions2
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5.2 Nombre d'éprouvettes2
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5.3 Conditionnement2
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6 Mode opératoire2
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7 Expression des résultats3
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8 Exactitude3
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9 Rapport d'essai4
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