ISO INTERNATIONAL STANDARD 2818 Fourth edition 2018-12 Plastics Preparation of test specimens by machining Plastiques - Préparation des éprouvettes par usinage Reference number IS0 2818:2018(E) ISO @IS02018 IS0 2818:2018(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 2018 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either IsO at the address below or Iso's member body in the country of the requester. ISO copyright office CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +4122 749 0111 Fax: +41 22 749 09 47 Email: [email protected] Website: www.iso.org Published in Switzerland ii @ IS0 2018 - All rights reserved IS0 2818:2018(E) Contents Page Foreword ..iv Introduction. 1 Scope. ..1 2 Normative references 3 Terms and definitions 4 Test specimens.. .5 4.1 Shape and state of the test specimens .5 4.2 Preparation of test specimens .6 5 Machinery and tools. .6 5.1 General. .6 5.2 Milling cutters. ..6 5.3 Slicing or sawing machines .6 5.4 Tubular cutting machines. .6 5.5 Lathes. 7 5.6 Planing machines .7 5.7 Stamping tools. .7 5.8 Broaching tools. .7 6 Procedure. .7 6.1 General 7 6.2 Preparation of dumb-bell specimens 7 6.3 Preparation of rectangular test specimens by sawing or cutting with an abrasive disc. 7 6.4 Preparation of disc-shaped test specimens 7 6.5 Stamping out test specimens of any shape. ..8 6.6 Notching finished test specimens by milling or broaching. .8 7 Test report .9 Bibliography .16 @ IS0 2018 - All rights reserved iii