1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN 650:2012Resilient floor coverings Polyvinyl chloride floor coverings on jute backing or on polyester felt backing or on a polyester felt with a polyvinyl chloride backing S
2、pecificationBS EN 650:2012 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 650:2012. It supersedes BS EN 650:1997, which is withdrawn.The UK participation in its preparation was entrusted to T e c h n i c a l C o m m i t t e e P R I / 3 / 6 0 , T e x t i l e b)
3、manufacturers or suppliers identification; c) product name; d) colour/pattern, and batch number and, if applicable, roll number; e) classes/symbols appropriate for the product; f) for rolls: the length, width and thickness; g) for tiles: the dimensions of a tile and the area in square metres contain
4、ed in a package. BS EN 650:2012EN 650:2012 (E) 12 Annex A (informative) Optional properties Where the following properties are required for specific applications, the floor covering should be tested in accordance with the appropriate methods: electrical resistance (EN 1081); electrostatic propensity
5、 (EN 1815); effect of stains (EN 423); cigarette resistance (EN 1399); curling on exposure to moisture (EN 662); volatile loss (EN 664); exudation of plasticizers (EN 665); gelling (EN 666). BS EN 650:2012EN 650:2012 (E) 13 Bibliography 1 EN 423, Resilient floor coverings Determination of resistance
6、 to staining 2 EN 662, Resilient floor coverings Determination of curling on exposure to moisture 3 EN 664, Resilient floor coverings Determination of volatile loss 4 EN 665, Resilient floor coverings Determination of exudation of plasticizers 5 EN 666, Resilient floor coverings Determination of gel
7、ling 6 EN 1081, Resilient floor coverings Determination of the electrical resistance 7 EN 1815, Resilient and textile floor coverings Assessment of static electrical propensity 8 EN 1399, Resilient floor coverings Determination of resistance to stubbed and burning cigarettes This page deliberately l
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