大宇标准 EDS-T-7756-01.pdfVIP

EDS Engineering, Daewoo motor co., ltd. Standards TEST METHOD FOR DETERMINING THE RESISTANCE TO ABRASION OF ORGANIC COATINGS EDS-T-7756 ISSUED DATE: 1993. 07. 13 REVISEDDATE: - VERSION: 1 Copyright Daewoo Motor Co., Ltd. All rights reserved PUBLISHED BY ENGINEERING STANDARD SECRETARIAT TECHNICAL CENTER (PUPYONG) DAEWOO MOTOR CO., LTD. TEST METHOD FOR DETERMINING THE RESISTANCE EDS-T -7756 TO ABRASION OF ORGANIC COATINGS PAGE: 1/4 1. PURPOSE The purpose of this standard is to determine the resistance to abrasion of varnishes and other organic coating which have been applied to metallic or rigid non metallic substance. 2. SCOPE Abrasion resistance as determined by this standard shall be specified as a mesure of the effect of sand, falling from a defined height onto the inclined surface of the coating. 3. TEST PIECES AND NUMBER OF TEST PIECES 3.1. Sqare test pieces of 20mm side lengths shall be taken, smaller components shall be placed together and adhered to the test piece holder to make up the minium side length. 3.2. In the case of test on organic coatings, it is also permissable to use specially prepared sqare teat panels with at least 20mm side length. 3.2.1. Substrate : EDS-M-1101 3.2.2. The test slabs shall be made in the same material and procedure using the relevant substrate. These regulations shall be in accordance to the releva