EN 309-2005 en Particleboards - Definition and classification《碎料板 定义和分类》.pdf

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1、BRITISH STANDARD BS EN 309:2005 Particleboards Definition and classification The European Standard EN 309:2005 has the status of a British Standard ICS 79.060.20 BS EN 309:2005 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 9 February 2005 B

2、SI 9 February 2005 ISBN 0 580 45418 5 National foreword This British Standard is the official English language version of EN 309:2005. It supersedes BS EN 309:1992 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee B/541, Wood based panels, which has the

3、 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 the BSI Catalogue under the section entitl

4、ed “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 for its correct application. Compliance

5、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 interests informed; monitor related inter

6、national 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 6, an inside back cover and a back cover. The BSI copyright notice displayed in this document indicates when the document was

7、 last issued. Amendments issued since publication Amd. No. Date Comments EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 309 January 2005 ICS 79.060.20 Supersedes EN 309:1992 English version Particleboards - Definition and classification Panneaux de particules - Dfinition et classification Span

8、platten - Definition und Klassifizierung This European Standard was approved by CEN on 8 December 2004. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration.

9、 Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation

10、under the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary,

11、 Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Sta

12、ssart, 36 B-1050 Brussels 2005 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 309:2005: EEN 309:2005 (E) 2 Contents page Foreword3 1 Scope 4 2 Terms and definitions .4 3 Classification4 Bibliography 6 EN 309:2005 (E) 3 Foreword Th

13、is document (EN 309:2005) has been prepared by Technical Committee CEN/TC 112 “Wood-based panels”, the secretariat of which is held by DIN. 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 July 200

14、5, and conflicting national standards shall be withdrawn at the latest by July 2005. This document supersedes EN 309:1992. The following modifications have been made: a) Oriented Strand Boards (OSB) and waferboards are not covered any more. b) The classification according to the use has been adapted

15、 to the panel types according to EN 312 and EN 13986. c) Boards with improved resistance to biological attack, fire retardant boards and sound absorbing boards are not explicitly mentioned any more. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the follow

16、ing countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden,

17、 Switzerland and United Kingdom. EN 309:2005 (E) 4 1 Scope This document gives a definition and a classification for particleboards. 2 Terms and definitions For the purposes of this document, the following term and definition applies. particleboard panel material manufactured under pressure and heat

18、 from particles of wood (wood flakes, chips, shavings, sawdust and similar) and/or other lignocellulosic material in particle form (flax shives, hemp shives, bagasse fragments, straw and similar), with the addition of a polymeric adhesive NOTE Particleboards with mineral binders are dealt with in ot

19、her documents. 3 Classification 3.1 General Particleboards can be classified according to different criteria and it is impossible to give an absolute classification here. However, for this document, particleboards are classified as follows: 3.2 According to the manufacturing process flat pressed dru

20、m pressed extruded a) solid b) with tubes 3.3 According to the state of surface as pressed (unsanded) sanded or planed coated (liquid coating, e.g. paint) surfaced under pressure with a solid material (e.g. veneer, impregnated decorative paper, decorative laminated sheet, foil) 3.4 According to the

21、shape flat with profiled surface with profiled edge EN 309:2005 (E) 5 3.5 According to the size and shape of particles e.g. chipboard panels with other particles, e.g. shives (flaxboard) 3.6 According to the boards structure single-layer boards multi-layer boards boards with graduated structure extr

22、uded boards with tubes (see 3.2.) 3.7 According to the use general purpose boards for use in dry conditions boards for interior fitments (including furniture) for use in dry conditions non load-bearing boards for use in humid conditions load-bearing boards for use in dry conditions load-bearing boar

23、ds for use in humid condition heavy duty load-bearing boards for use in dry conditions heavy duty load-bearing boards for use in humid conditions EN 309:2005 (E) 6 Bibliography 1 prEN 300, Oriented Strand Boards (OSB) - Definitions, classification and specifications 2 EN 312, Particleboards Specific

24、ations 3 EN 13986, Wood-based panels for use in construction Characteristics, evaluation of conformity and marking blankBS EN 309:2005 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards. It prese

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