1、BRITISH STANDARD BS EN 14521:2004 Resilient floor coverings Specification for smooth rubber floor coverings with or without foam backing with a decorative layer The European Standard EN 14521:2004 has the status of a British Standard ICS 97.150 BS EN 14521:2004 This British Standard was published un
2、der the authority of the Standards Policy and Strategy Committee on 15 June 2004 BSI 15 June 2004 ISBN 0 580 43937 2 National foreword This British Standard is the official English language version of EN 14521:2004. The UK participation in its preparation was entrusted to Technical Committee PRI/60,
3、 Resilient floor coverings, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in t
4、he BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible
5、 for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK
6、interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 10, an inside back cover and a back cover. The BSI copyright notice displayed in thi
7、s document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN14521 June2004 ICS97.150 Englishversion ResilientfloorcoveringsSpecificationforsmoothrubberfloor coveringswithorwithoutfoambackingwithade
8、corativelayer RevtementsdesolrsilientsSpcificationdes revtementsdesolslissesencaoutchoucavecousans souscoucheenmousseaveccouchedcorative ElastischeBodenbelgeSpezifikationfrebene ElastomerBodenbelgemitoderohne SchaumunterschichtmiteinerdekorativenSchicht ThisEuropeanStandardwasapprovedbyCENon16April2
9、004. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheCentralSecretariator
10、toanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCentralSecretariathasthesamestatusast heofficial versions. CENmembersarethenationalstandardsbodies
11、ofAustria,Belgium,Cyprus,CzechRepublic,Denmark,Estonia,Finland,France, Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal, Slovakia, Slovenia,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENOR
12、MALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2004CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN14521:2004:EEN 14521:2004 (E) 2 Contents page Foreword3 1 Scope4 2 Normative references4 3 Terms and definition
13、s .5 3.1 rubber floor covering5 3.2 rubber floor covering with a decorative surface layer.5 4 Requirements.5 5 Classification6 6 Marking.7 Annex A (informative) Optional properties.9 Bibliography 10 EN 14521:2004 (E) 3 Foreword This document (EN 14521:2004) has been prepared by Technical Committee C
14、EN/TC 134 “Resilient, textile and laminate floor coverings”, the secretariat of which is held by BSI. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by December 2004, and conflicting national standa
15、rds shall be withdrawn at the latest by December 2004. Annex A is informative. This document includes a Bibliography. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Cy
16、prus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EN 14521:2004 (E) 4 1 Scope This European Standa
17、rd specifies the characteristics of smooth, grained or embossed rubber coverings with a decorative surface layer, with or without a foam backing supplied in either tile or roll form. This European Standard includes a classification system based on intensity of use, which shows where resilient floor
18、coverings should give satisfactory service (see EN 685). It also specifies requirements for marking, labelling and packaging. 2 Normative references This European Standard incorporates by dated or undated reference, provisions from other publications. These normative references are cited at the appr
19、opriate places in the text, and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publ
20、ication referred to applies (including amendments). EN 425, Resilient and laminate floor coverings Castor chair test. EN 426, Resilient floor coverings Determination of width, length, straightness and flatness of sheet material. EN 427, Resilient floor coverings Determination of the side length, squ
21、areness and straightness of tiles. EN 428, Resilient floor coverings Determination of overall thickness. EN 433, Resilient floor coverings Determination of residual indentation after static loading. EN 434, Resilient floor coverings Determination of dimensional stability and curling after exposure t
22、o heat. EN 435, Resilient floor coverings Determination of flexibility. EN 660-1, Resilient floor coverings Determination of wear resistance - Part 1: Stuttgart test. EN 663, Resilient floor coverings Determination of conventional pattern depth. EN 685, Resilient, textile and laminate floor covering
23、s Classification. EN 1399, Resilient floor coverings Determination of resistance to stubbed and burning cigarettes. EN 12466:1998, Resilient floor coverings Vocabulary. EN ISO 105-B02:1999, Textiles - Tests for colour fastness Part B02: Colour fastness to artificial light: Xenon arc fading lamp test
24、 (ISO 105-B02:1994). ISO 4649, Rubber, vulcanised or thermoplastic Determination of abrasion resistance using a rotating cylindrical drum device. ISO 7619-1, Rubber, vulcanized or thermoplastic Determination of indentation hardness Part 1: Durometer method (Shore hardness). EN 14521:2004 (E) 5 3 Ter
25、ms and definitions For the purposes of this European Standard, the terms and definitions given in EN 12466:1998 and the following apply. 3.1 rubber floor covering floor covering in rolls or tiles, based on natural or synthetic rubber 3.2 rubber floor covering with a decorative surface layer floor co
26、vering based on natural or synthetic rubber with all layers of the same composition, patterned in a decorative surface layer 4 Requirements All smooth rubber floor coverings with a decorative layer shall comply with the appropriate general requirements specified in Table 1, when tested in accordance
27、 with the methods given therein. EN 14521:2004 (E) 6 Table 1 General requirements Property Requirements Test method Thickness see Table 2 EN 428 Roll form: EN 426 length not less than the stated nominal values width Tiles: EN 427 side length tolerance 0,15 % nominal length squareness and straightnes
28、s for side length 610 mm tolerance allowed 0,25 mm 0,35 mm EN 427 Dimensional stability tolerance allowed 0,4 % EN 434 Cigarette heat resistance: stubbed burning Method A rating 4 Method B rating 3 EN 1399 Flexibility: diameter of mandrel 20 mm no cracking EN 435 Method A Hardness 75 Shore A ISO 761
29、9-1 Residual indentation (after static loading) without foam backing nominal thickness: 2,5 mm with foam backing average value 0,15 mm average value 0,20 mm average value 0,25 mm EN 433 Peel resistance (with foam backing) average value 50 N or rupture in the foam EN 431 Abrasion resistance 250 mm 3I
30、SO 4649 Method A vertical load (5 + 0,1) N Colour fastness to artificial light a6 blue wool scale 3 grey scale EN ISO 105-B02:1999 Method 3 test conditions 6.1 a) Normal conditions for use in Europe aExpose a full size test specimen. Store a further test specimen in the dark, which will constitute t
31、he reference standard for assessment of colour change. 5 Classification All smooth rubber floor coverings with decorative surface layer shall be classified in accordance with the requirements for overall thickness and the ratio pattern depth/thickness loss specified in Table 2, when tested in accord
32、ance with the methods given therein. EN 14521:2004 (E) 7 Table 2 Classification Rubber floor coverings without backing Rubber floor coverings with foam backing Class (see EN 685) Level of use Minimum overall thickness aratio cpd b/ tl cMinimum. overall thickness dratio cpd b / tl cEffect of castor c
33、hair 21 domestic moderate 1,8 1 2,5 1 22 domestic general/medium 1,8 1 2,5 1 22+ domestic general 1,8 1 2,5 1 23 domestic heavy 2,0 1 3,5 1 31 commercial moderate 2,0 1 3,5 1 No requirements 32 commercial general 2,0 1,5 3,5 1,5 33 commercial heavy 2,0 1,5 3,5 1,5 34 commercial very heavy 2,0 2 - -
34、41 light industrial moderate 2,0 2 - - 42 light industrial general 2,0 2 - - 43 light industrial heavy 2,5 2,5 - - If tested for verification, no disturbance of the surface other than slight change due to flatter appearance no delamination shall occur Test method EN 428 EN 425 aThe average overall t
35、hickness shall have a tolerance of 0,15 mm and no individual result shall exceed 0,20 mm from the nominal. bConventional pattern depth tested according to EN 663. cThickness loss tested according to EN 660-1. dThe average overall thickness shall have a tolerance of 0,20 mm and no individual result s
36、hall exceed 0,25 mm from the nominal. 6 Marking The floor coverings described in this standard and/or their packaging shall bear the following marking: a) reference of this European Standard; b) manufacturers of suppliers identification; c) product name; EN 14521:2004 (E) 8 d) colour/pattern, and ba
37、tch and roll number if applicable; e) class/symbol, as specified in EN 685; f) dimensions for tiles; g) covered area for rolls. EN 14521:2004 (E) 9 Annex A (informative) Optional properties The following properties are considered important for some specific uses, as appropriate: electrical resistanc
38、e (EN 1081); electrostatic propensity (EN 1815); effect of stains (EN 423); effect of simulated movement of a furniture leg (EN 424). EN 14521:2004 (E) 10 Bibliography EN 423, Resilient floor coverings Determination of resistance to staining. EN 424, Resilient floor coverings Determination of the ef
39、fect of simulated movement of a furniture leg. EN 429, Resilient floor coverings Determination of the thickness of layers. EN 431, Resilient floor coverings Determination of peel resistance. EN 1081, Resilient floor coverings Determination of the electrical resistance. EN 1815, Resilient and textile
40、 floor coverings Assessment of static electrical propensity. blankBS EN 14521:2004 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at the in
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