1、STD*BSI BS EN L202b-ENGL 1997 1b2Libb9 058b833 TO9 BRITISH STANDARD Self adhesive tapes - Measurement of the unwinding force at high speed The European Standard EN 12026 : 1996 has the status of a British Standard ICs 55.040; 83.180 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPRIGH LA
2、W BS EN 12026 : 1997 STDoBSI BS EN 1202b-ENGL 1777 1b24bb7 058b834 745 D BS EN 12026 : 1997 Amd No. Date This British Standard, having been prepared under the direction of the Consumer Products and Services Sector Board, was pubiished under the authority of the Standards Board and comes into effect
3、on 15 February 1997 O BSI 1997 Text affected The following BSI references relate to the work on this standard: Committee reference PKWB Draft for comment 92142642 DC ISBN O 680 26798 9 Committees responsible for this British Standard The preparation of this British Standard was entsusted to Technica
4、l Committee PKWB, Distribution packaging, transport packaging and unit loads, upon which the following bodies were represented: British Adhesives and Sealants Association British Apparel and Textile Confederation British Coatings Federation Ltd British Fibreboard Packaging Association British Glass
5、Manufacturers Confederation British IndusW Truck Association British Plastics Federation British Retad Consortium British Rubber Manufacturers Association Ltd British Tensional Strapping Association Ltd. British Timber Merchants Association British Wood Preserving and Dampproong Association Chamber
6、of Shipping Chemical Industries Association China Ciay Association Craneld Logistics Department of Transport Engineering Equipment and Materials Users Association Federation of the Electronics Industry Flexible IBC Association Food and Drink Federation Independent Pallet Repair Committee institute o
7、f Grocery Distribution Metal Packaging Manufacturers Association Wtry of Defence National Association of Pdet Distributors Power Fastenings Association Pira international Road Haulage Association Ltd. Society of Occupational Medicine Storage Equipment Manufacturers Association Timber Packaging and P
8、allet Confederation Timber Research and Development Association United Kingdom Sofhvood Sawmillers Association The following bodies were also represented in the drafthg of the standard, through subcommittees and panels: Adhesive Tape Manufacturers Association British Footwear Manufacturem Federation
9、 British Steel Industry (wire Section) Packaging Distributors Association Pressure Sensitive Manufacturem Association STD-BSI BS EN L202b-ENGL 1777 Lb2Libb7 058b15 881 BS EN 12026 : 1997 Contents Committees responsible National foreword page Inside front cover ii Foreword Text of EN 12026 2 3 O BSI
10、1997 i BS EN 12026 : 1997 National foreword This British Standard has been prepared by Technical Commit - the accuracy of the equipment shall be f 1 % of the range of the measurement scale. 4 Tkst pieces The test pieces shall consist of rolls of adhesive tape typically measuring between 6 mm and 50
11、mm in width and at least 100 m long. The roils to be tested shall be conditioned for 24 h at 23 “C * 2 “C and 50 % * 5 % relative humidity prior to Discard the first 3 twns of each roll before testing. testing. 5 Procedure 6.1 Standard test conditions The test shall be carried out at23 “C and 50 % f
12、 5 % relative humidity. 6.2 Place the roll on the unwinding machine. Fix the free end into the clamp provided and start unwinding at the desired speed 2 “C Page 3 EN 12026 : 1996 6 Expression of results 6.1 Record the average of the values taken as being the value of the unwinding force. 6.2 Express
13、 the results in N/cm width of adhesive tape, recording the unwinding speed used and the diameter of the core. 7 Bst report The test report shall include the following informatiom a) a reference to this European Standara b) all information necessary to identify the test sample; c) the date of the tes
14、t; d) the results obtain Tax: 0181 996 7001. n response to orders for international standards, it is BSI policy to supply the BSI mplementation of those that have been published as British Standards, unless Itherwise requested. nformation on standards BSI provides a wide range of information on nati
15、onal, European and international Fax: 0181 996 7048. Subscribing members of BSI are kept up to date with standards developments and receive substantial discounts on the purchase price of standards. For details of ;hese and other benefits contact Customer Services, Membership at Chiswick Tel: 0181 99
16、6 7002; Fax: 0181 996 7001. Copyright Copyright subsists in all BSI publications. BSI also holds the copyright, in the UK, of the publications of the international standardization bodies. Except as permitted under the Copyright, Designs and Patents Act 1988 no extract may be reproduced, stored in a
17、retrieval system or transmitted in any form or by any means - electronic, photocopying, recording or otherwise - without prior written permission from BSI. This does not preclude the free use, in the course of implementing the standard, of necessary details such as symbols, and size, type or grade d
18、esignations. If these details are to be used for any other purpose than implementation then the prior written permission of BSI must be obtained If permission is grante4 the terms may include royalty payments or a licensing agreement. Details and advice can be obtained from the Copynght Manager, BSI, 389 Chiswick High Road, London W4 4AL ISBN O 580 26798 9 PKWB
