1、This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2009 by Navistar, Inc. AUGUST 2009 Page 1 of 1 NAVISTAR, INC. CEMS (CORPORATE ENGINEERING MATERIAL SPECIF
2、ICATION) NUMBER: CEMS GT-20 TITLE: Surface Sealing CURRENT ISSUE DATE: August 2009 WRITTEN/REVIEWED BY: Materials Engineering APPROVED BY: Materials Engineering SUPERSEDES ISSUE OF: August 2001 PRINTED COPIES OF THIS DOCUMENT MUST BE VERIFIED FOR CURRENT REVISION This specification may involve hazar
3、dous materials, equipment, and procedures. This specification does not purport to address all of the safety issues associated with its use. The user is responsible to consult appropriate safety and health practices and to determine the applicability of regulatory limits prior to use. Change Notice:
4、Replaced “International Truck and Engine Corporation” with “Navistar, Inc.” per corporate directive. 1.0 SCOPE This is a method for evaluating the ability of a paint film to prevent cratering, blistering and other flm defects related to gas evolution from plastic substrates. 2.0 MATERIAL Glass fiber
5、 reinforced panels prepared according to procedure specified in CEMS Test Method GT-13, Panel Preparation, Method H, through Step (7) only. 3.0 PROCEDURE Examine each panel with the unaided eye; any evidence of craters, pinholes, blisters or generally poor appearance of the paint film on any panel will constitute a failure of the paint. 4.0 REPORT Pass or fail. Copyright Navistar International Corporation Provided by IHS under license with INTERNNot for Resale-,-,-
