EN 61249-2-1-2005 en Materials for printed boards and other interconnecting structures Part 2-1 Reinforced base materials clad and unclad Phenolic cellulose paper reinforced lamina.pdf
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1、BRITISH STANDARD BS EN 61249-2-1:2005 Materials for printed boards and other interconnecting structures Part 2-1: Reinforced base materials, clad and unclad Phenolic cellulose paper reinforced laminated sheets, economic grade, copper clad The European Standard EN 61249-2-1:2005 has the status of a B
2、ritish Standard ICS 31.180 BS EN 61249-2-1:2005 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 9 August 2005 BSI 9 August 2005 ISBN 0 580 45936 5 National foreword This British Standard is the official English language version of EN 61249-2-
3、1:2005. It is identical with IEC 61249-2-1:2005. The UK participation in its preparation was entrusted to Technical Committee EPL/501, Electronic assembly technology, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. C
4、ross-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 entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or
5、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 with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text;
6、 present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an
7、 inside front cover, the EN title page, pages 2 to 15 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEAN STANDARD EN 61249-2-1 NORME EUROPENNE EUROPISCHE NORM March 2005
8、 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels ICS 31.180 English version Materials for printed boards and other interconnecti
9、ng structures Part 2-1: Reinforced base materials, clad and unclad Phenolic cellulose paper reinforced laminated sheets, economic grade, copper clad (IEC 61249-2-1:2005) Matriaux pour circuits imprims et autres structures dinterconnexion Partie 2-1: Matriaux de base renforcs, plaqus et non plaqus Fe
10、uilles stratifies renforces de papier cellulose phnolique, de qualit conomique, plaques cuivre (CEI 61249-2-1:2005) Materialien fr Leiterplatten und andere Verbindungsstrukturen Teil 2-1: Kaschierte und unkaschierte verstrkte Basismaterialien Kupferkaschierte Phenolharz- Hartpapiertafeln wirtschaftl
11、icher Qualitt (IEC 61249-2-1:2005) This European Standard was approved by CENELEC on 2005-02-01. CENELEC 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. Up
12、-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CENELEC member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation
13、 under the responsibility of a CENELEC member into its own language and notified to the Central Secretariat has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germa
14、ny, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. 2005 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.
15、 Ref. No. EN 61249-2-1:2005 E EN 61249-2-1:2005 2 Foreword The text of document 91/493/FDIS, future edition 1 of IEC 61249-2-1, prepared by IEC TC 91, Electronics assembly technology, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 61249-2-1 on 2005-02-01. The follow
16、ing dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2005-11-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2008-02-01 Annex ZA has been ad
17、ded by CENELEC. _ Endorsement notice The text of the International Standard IEC 61249-2-1:2005 was approved by CENELEC as a European Standard without any modification. _ 3 EN 61249-2-1:2005 CONTENTS 1 Scope 5 2 Normative references .5 3 Materials and construction6 3.1 Resin system.6 3.2 Reinforcemen
18、t.6 3.3 Metal foil .6 4 Internal marking .6 5 Electrical properties7 6 Non-electrical properties of the copper-clad laminate sheet .7 6.1 Appearance of the copper-clad sheet .7 6.1.1 Indentations (pits and dents) 7 6.1.2 Wrinkles 8 6.1.3 Scratches 8 6.1.4 Raised areas .8 6.1.5 Surface waviness.8 6.2
19、 Appearance of the unclad face.8 6.3 Laminate thickness, including copper foil .9 6.4 Bow and twist9 6.5 Properties related to the copper foil bond.10 6.6 Punching and machining10 6.7 Dimensional stability10 6.8 Sheet sizes .10 6.8.1 Typical sheet sizes 10 6.8.2 Tolerances for sheet sizes .11 6.9 Cu
20、t panels.11 6.9.1 Size tolerance for cut panels 11 6.9.2 Rectangularity of cut panels .11 7 Non-electrical properties of the base material after complete removal of the copper foil 11 7.1 Appearance of the dielectric base material .11 7.2 Flexural strength .11 7.3 Flammability12 7.3.1 Material 61249
21、-2-1-112 7.3.2 Material 61249-2-1-212 7.4 Water absorption .12 7.5 Measling .12 7.6 Glass transition temperature and cure factor 12 8 Quality assurance.13 8.1 Quality system.13 8.2 Responsibility for inspection 13 8.3 Qualification inspection13 8.4 Quality conformance inspection .13 8.5 Certificate
22、of conformance .13 8.6 Safety data sheet 13 9 Packaging and marking 13 10 Ordering information.14 EN 61249-2-1:2005 4 Annex ZA (normative) Normative references to international publications with their corresponding European publications15 Table 1 Electrical properties.7 Table 2 Nominal thickness and
23、 tolerance of metal-clad laminate .9 Table 3 Bow and twist.9 Table 4 Pull-off and peel strength.10 Table 5 Size tolerance for cut panels11 Table 6 Rectangularity of cut panels.11 Table 7 Flexural strength .11 Table 8 Flammability, vertical burning test12 Table 9 Water absorption.12 5 EN 61249-2-1:20
24、05 MATERIALS FOR PRINTED BOARDS AND OTHER INTERCONNECTING STRUCTURES Part 2-1: Reinforced base materials, clad and unclad Phenolic cellulose paper reinforced laminated sheets, economic grade, copper clad 1 Scope This part of IEC 61249 gives requirements for properties of phenolic cellulose paper rei
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