1、 GMDAT ENGINEERING STANDARDS Material Specification Textiles SUPERCEDED EDS-M-6601 Corrugated Fiber Board for Headlining This standard may be applied only for current project. It is Superceded for all future projects and replaced by GMW14838. G I$ (EFp87t DD: 8 ). EDS-T-7302 80 N/100cm2 min. / 80 N/
2、100cm2 81 . 3.8.6.3 Dimensional stability under humidity condition. / 38X4 3L? 6|9I2e . EDS-T-7656 3.8.6.3.1 Bowing height in one direction. / F -F H “8 . 7 % max. / 7 % 8F . 3.8.6.3.2 Bowing height sum of both directions. / 6 -F H “8 F . 8 % max. / 8 % 8F . 3.8.6.4 Spotting resistance to water. / ,
3、p-7 )$ . EDS-T-7625-A No surface change. / EFp -G 68x . 3.8.6.5 Resistance to odour. / ?d2e . EDS-T-7603 3.8.6.5.1 A2. Rating 5 min. / 5 = 81 . 3.8.6.5.2 B2. Rating 5 min. / 5 = 81 . 3.8.6.6 Volatility of organic constituents. / 8Td,p HL-P$ . EDS-T-7694-C (+85 E ) x Reflectance. / x -L18 . 60 % min.
4、 / 60 % 81 3.8.6.7 Flammability. / !7$2e . EDS-7602 x Burn rate. / x 7$2 2$ . 90 mm/min max. / 90 mm/min 8F . 3.8.7 Heat-climate resistance of headlining. EDS-T-7627 3.8.7.1 Change of shape. / GIB -G . +2/-5 mm max. / +2/-5 mm 8! . 3.8.7.2 Change of length. / l8 -G . 3.8.7.2.1 Long Direction. / h -F
5、 . 0.2 % max. / 0.2 % 8F . 3.8.7.2.2 Short Direction. / ;8t -F . 0.2 % max. / 0.2 % 8F . 3.8.7.3 Change of appearance. / 74 -G . No surface change. / E+7 81 68x . GMDAT ENGINEERING STANDARDS EDS-M-6601 Copyright 2010 General Motors Company All Rights Reserved September 2010 Page 11 of 12 Version : 7
6、 3.2 Additional Requirements 3.2.1 The skin material, corrugated fiber boards, and each layer of corrugated fiber boards of a headliner unit shall not be separated with each other. The cut portion shall not be exceptional either. 3.2.2 The cutting edge of headliners shall be pressed in the entire po
7、rtions. There shall not occur separation of adhesive part or coming-off of components during assembly, transportation, etc. 3.2.3 For detail, see part drawing. 3.3 Approval and Quality Assurance Procedure. All raw materials shall be approved and regularly inspected for its quality prior to and durin
8、g mass production delivery according to approval and quality assurance procedure for chemical raw materials (Spec. No. EDS-M-0102). 4 Manufacturing Process Not applicable. 5 Rules and Regulations 5.1 All materials supplied to this standard must comply with the requirements of GMW3001, Rules and Regu
9、lations for Material Specifications 5.2 All parts or systems supplied to this standard must comply with the requirements of GMW3059, Restricted and Reportable Substances for Parts. 6 Approved Sources Not applicable. 7 Notes 7.1 Glossary. Not applicable. 7.2 Acronyms, Abbreviations, and Symbols. Not
10、applicable. 8 Coding System This standard shall be referenced in other documents, drawings, etc., as follows: “EDS-M-6601 Type A”, “EDS-M-6601 Type A-1”, “EDS-M-6601 Type A-2”, “EDS-M-6601 Type A-3”, “EDS-M-6601 Type A-4”, “EDS-M-6601 Type B”, or “EDS-M-6601 Type B-1” 3.2 4 7 1F 3.2.1 G&(8$ $E72P EFp87t DD: , DD: 8=8 5 ?i 9# .* %L62P# 6|%L+ 9) 9P9I / -PF%L6$ . Issue / P9I8)Y Publication Date / 38 88 Description (Organization) / 9PP9I76 (:04.2P ) 7 SEP 2010 Superceded (Polymer / Organic Material Lab Team) / F9I957 =* (G)8*4G D4 )
