ISO INTERNATIONAL STANDARD 16895 First edition 2016-02-01 Wood-based panels Dry-process fibreboard Panneaux a base de bois - Panneaux de fibres obtenus par procédé a sec Reference number IS0 16895:2016(E) ISO International Organization for Standardization =ZHEJIANG INST OF STANDARDIZATION C1 5956617 @IS02016 Not for Resale, 2016/4/22 07:58:59 itted without license from IHS IS0 16895:2016(E) COPYRIGHTPROTECTEDDOCUMENT IS02016,PublishedinSwitzerland 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. ISO copyrightoffice Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 copyright@iso.org www.iso.org Intenationaibr PrganizationforStandardization ensee-ZHEJIANG INST OF STANDARDIZRoISQ ,6 - All rights reserved etworking permitted without license from IHS IS0 16895:2016(E) Contents Page Foreword ..V 1 Scope .1 2 Normative references 3 Terms and definitions 4 Symbols and abbreviated terms. ..2 5 Classification, designation and coding .3 5.1 General .3 5.1.1 Classification matrices .3 5.1.2 Uses .3 5.1.3 Additionalclassifications .3 5.1.4 Structural grades 4 5.2 Ultra-low-density fibreboard (UDF) ..4 5.3 Low-density fibreboard (LDF) 4 5.4 Medium density fibreboard (MDF) ..4 5.5 High-density fibreboard (HDF) .5 6 Tests related to each grade .5 6.1 Mandatory tests ..5 6.2 Optionaltests .. 6 7 Thickness ranges .8 8 Expression of specification limits and general requirements .8 8.1 Expression of specification limits .8 8.2 Lower specification limits .8 8.3 Upper specification limits .9 8.4 Moistureresistancereguirementoptions .9 8.5 Density variation, dimension and moisture content requirements .9 8.6 Formaldehyde requirements. .10 8.7 Load bearing fibreboard. .10 9 Specific property requirements for ultra-low-density fibreboard (UDF-FN REG) ..10 10 Specific property requirements for low-density fibreboard ..11 10.1 General. ..11 10.2 Requirements for furniture grade low-density fibreboard for use in dry conditions (LDF-FNREG) .11 10.3 Requirements for building grade low-density fibreboard for use in dry conditions (LDF-BL REG) 11 10.4 Requirements for general purpose low-density fibreboard for use in temperate humid conditions (LDF-GP MR1) .12 10.5 Requirements for furniture grade low-density fibreboard for use in temperate humid conditions (LDF-FN MR1). ..12 10.6 Requirements for building grade low-density fibreboard for use in temperate humid conditions (LDF-BL MR1) .13 10.7 Requirements for general purpose low-density fibreboard for use in tropical humid conditions (LDF-GP MR2) ..13 10.8 Requirements for furniture grade low-density fibreboard for use in tropical humid conditions (LDF-FN MR2) .14 11 Specific property requirements for medium-density fibreboard ..14 11.1 General ..14 11.2 Requirements for general purpose medium-density fibreboard for use in dry conditions (MDF-GP REG) ..15 11.3 Requirements for furniture grade medium-density fibreboard for use in dry conditions (MDF-FN REG) ..15 Intemaionalganzation@a6All rights reserved iii ee=ZHEJIANG INST OF STANDARDIZATION C1 5956617 thout license from IHS Not for Resale, 2016/4/22 07:58:59