ISO INTERNATIONAL STANDARD 19063-1 Firstedition 2015-11-15 Plastics Impact-resistant polystyrene (Ps-I) moulding and extrusion materials - Part 1: Designation system and basis for specifications Plastiques-Polystyrenes resistants auchoc (Ps-I)pour moulage etextrusion Partie 1:Systeme de désignation et base de spécification Referencenumber IS019063-1:2015(E) LSO Intemational Organization for Standardization @IS02015 d without license from IHS IS019063-1:2015(E) COPYRIGHTPROTECTEDDOCUMENT IS02015,Published in Switzerland All rights reserved. Unless otherwise specified, 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. ISOcopyrightoffice Ch. de Blandonnet 8.CP 401 CH-1214 Vernier, Geneva, Switzerland Tel.+4122749 0111 Fax+41227490947 copyright@iso.org www.iso.org Licensee-ZHEJIANG INSTOF STANDARDIZARoISQ0,5- All rights reserved networking permited without license from IHS Not for Resale, 2016/1/8 01:56:5 IS0 19063-1:2015(E) Contents Page Foreword ..iv Introduction. 1 Scope.. 2 Normativereferences 3 Designation system .2 3.1 General .2 3.2 Datablock1 .2 3.3 Datablock2 2 3.4 Datablock3 .3 3.5 Datablock4 4 3.5.1 Vicat softening temperature .4 3.5.2 Melt mass-flow rate. 4 3.5.3 Charpynotchedimpactstrength 5 3.5.4 Flexural modulus 5 3.6 Data block 5 .5 4 Examples of designations. 6 ntemationalganizatin5All rights reserved Licensee=ZHEJIANG INST OF STANDARDIZATION C1 5956617 ili withoutlicense from IHS