1、 ENGINEERING STANDARDS Material Specification SUPERCEDED EDS-M-6621 Polyurethane Foam This standard may be applied only for current projects. It is Superceded for all future projects and replaced by GMW14196. E(*7)07 38%P E:48x 957F$ . 2.1 17 E:4 / . None 2.2 GM E:4 / . EDS-M-0102 EDS-T-7602 EDS-T-7
2、603 EDS-T-7613 EDS-T-7668 EDS-T-7670 EDS-T-7673 EDS-T-7694 GMW3059 2.3 dA E:4 / . TMC003 Material Safety Data Sheet guidance documents GM KOREA ENGINEERING STANDARDS EDS-M-6621 Copyright 2011 General Motors Company All Rights Reserved June 2011 Page 2 of 4 Version : 4 3 Requirements 3.1 General Prop
3、erties. 3 7 1F 3.1 d., ,p2e . Table 1: General Properties / E 1: d., ,p2e Designations / 4G F+ Test Methods / 4G - Specifications / 3.1.1 Material. / 8: . Polyurethane foam. / E(*7) F:EF72P8 -GI2e . EDS-T-7668 2 4 KPa 3.1.4 Compression set. / 75 6 :888 . EDS-T-7670-B2 20 % max. / 20 % 8F . 3.1.5 Ten
4、sile strength. / 88 I$ . EDS-T-7669 - Dumb bell test piece S2 - / - 4G D S2 - 0.12 N/mm2 min. 0.12 N/mm2 81 . 3.1.6 Elongation at break. / 88 48 . EDS-T-7669 - Dumb bell test piece S2 - / - 4G D S2 - 250 % min. / 250 % 81 . 3.1.7 Air permeability. / )d C0$ . EDS-T-7613 20 /min. min. / 20 /min. 81 .
5、3.1.8 Volatility of organic constituents. / 8Td,p HL-P$ . - Reflectance. / - -L18 . EDS-T-7694 60 % min. / 60 % 81 . 3.1.9 Resistance to odor. / ?d2e . 3.1.9.1 A3 3.1.9.2 B3 EDS-T-7603 Rating 5 min. / 5 = 81 . Rating 5 min. / 5 = 81 . 3.1.10 Flammability. / !7$2e . - Burn rate. / - 7$2 2$ . EDS-T-76
6、02 90 mm/minute max. / 90 mm/. 8F GM KOREA ENGINEERING STANDARDS EDS-M-6621 Copyright 2011 General Motors Company All Rights Reserved June 2011 Page 3 of 4 Version : 4 3.2 Additional Requirements 3.2.1 For details, see part drawing. 4 Manufacturing Process Not applicable. 5 Rules and Regulations 5.1
7、 Legal Regulations. All materials must satisfy applicable laws, rules, regulations and recommendations valid in the country of usage. 5.2 Language. In the event of conflict between the Korean and English language, the Korean language shall take precedence. 5.3 Inspection and Rejection. Samples of co
8、mponents or materials released to a GM material specification shall be tested for conformity with the requirements of this material specification and approved by the responsible Engineering department prior to commencement of delivery of bulk supplies. A new approval must be received for any changes
9、 e.g., properties, manufacturing process, location of manufacture, etc. If not otherwise agreed, all testing and documentation normally required for initial release must be completed. It is the responsibility of the supplier to inform the customer in a timely manner, without solicitation, and to in
10、clude documentation of all modifications of materials and/or processes and to apply for a new release. If not otherwise agreed, all release tests shall be repeated and documented by the supplier prior to commencement of delivery of non-conforming bulk supplies. In individual cases, a shorter test ca
11、n be agreed to between the responsible Engineering department and the supplier. 5.4 Initial Source Approval. No shipments shall be made by any supplier until representative initial production samples have been approved by the appropriate Materials Engineering department(s) as meeting the requirement
12、s of this specification. 5.5 Material Safety Data Sheets/Safety Data Sheets (MSDS/SDS). For new product submissions, or when a change in chemical composition of an existing product has occurred, a complete copy of the Material Safety Data Sheet/Safety Data Sheet must be submitted in compliance with
13、the Globally Harmonized System of Classification and Labeling of Chemicals (GHS) requirements or other country-specific MSDS/SDS requirements. 3.2 4 7 1F 3.2.1 dA 82lF 1F8t .E $+8x =l9 F . 4 9P9 )9I18 775 9 F$-1F 68 . 5 ?0 9I 5.1 -*1 9I . +& 8*# F$- 472P 170 4) , 8TGF 957 4#F :4- , ? , 9I -C 1F8x +9
14、4P6 F$ . 5.2 66 . F67t 7568 18 88x 7 , F6* 72T8p) F$ . 5.3 1 -C -L)X . GM 8-LE:47 8F 9P%P .E8! 8*8 4G D8t ., 8-LE:47 9I%P 4G 8x 7 98x +94P6 F+ , 61 )= 987 :04 .2P8 388x -O6x6 F$ . &H88 , d# , 22e , 9P9 )9I ,* /D# 21: &%0 4)%P 6&F -8($ -P2%T 7 , 1)7 388x -O6x6 F$ . $* F84 6# F , 8-L958p) 4 4=8x F6 F$
15、 . -$8 GE84 6# F , )=8# 38%L: 68t 9PE8 61 )= 987 +& F$- 4G 8x -L.) 3LFF 0* ,l2PGF6 F$ . 8. 77 86 :04 .2P7t )=888 F87 8F $%P : 4G 8x 44F 3L 8$ . 5.4 FF2P# 6| %P$ . 5.5 ,p:6|98.(8* / 6|98.(8* (MSDS/SDS). 49PE8 )= D# d97 )=%L# 9PE ! GF,p: 92e8 -%P 7 , GF ,p: .* y E47 4F 2l 9G 43B (GHS) D# 5 :7!- ,p:6|9
16、8.(8* / 6|98.(8* 7 1F8x +9F# ,p:6|98.(8* / 6|98.(8* 9PF6+ F$ . GM KOREA ENGINEERING STANDARDS EDS-M-6621 Copyright 2011 General Motors Company All Rights Reserved June 2011 Page 4 of 4 Version : 4 In addition, product MSDS/SDS submissions must be in compliance with specific country General Motors TM
17、C003 Material Safety Data Sheet/Safety Data Sheet guidance documents where available. 5.6 All materials supplied to this standard must comply with the requirements of GMW3059, Restricted and Reportable Substances for Parts. 6 Approved Sources Engineering qualifications of an approved source are requ
18、ired for this standard. Only sources listed in the GM Materials File under this standard number have been qualified by Engineering as meeting the requirements of this standard. For other GM locations, the responsible Engineering group should be contacted to obtain the approved source in that individ
19、ual country. 6.1 Approval and Quality Assurance Procedure. All raw materials shall be approved and regularly inspected for its quality prior to and during mass production delivery according to approval and quality assurance procedure for chemical raw materials (Spec. No. EDS-M-0102). 7 Notes 7.1 Glo
20、ssary. Not applicable. 7.2 Acronyms, Abbreviations, and Symbols. GHS Globally Harmonized System MSDS Material Safety Data Sheet SDS Safety Data Sheet 8 Coding System This standard shall be referenced in other documents, drawings, etc., as follows: Material per EDS-M-6621 9 Release and Revisions This
21、 standard was originated in December 1983. It was first approved by Engineering Standard Committee in December 1983. It was first published in December 1983. 4958p) 9PE8 ,p:6|98.(8* / 6|98.(8*# GM 8 ,p:6|98.(8* / 6|98.(8*7 4F :?8 TMC003 8 7 1F8x :43LF6+ F$ . 5.6 ., E:47 9P4%P +& 8:&8t GMW3059 (8TF,p
22、 179P )8 9P* &d(6 F$ . 6 38 6= 8 E:48t 38%P 6=7 $4F d3T95 :8x 7F$ . 8 E:47 8F d3T958 :8 7x*%P GM 88 +2l7 !7(%P 6=+8 8 E:48 7 1F8x 94A$ . $* :7!7 88?F GM 8 7 , F$- 4-) 38%P 6= 9I.(* 83LFd 88F2P# F$- :04 .2P7t GE8F6 F$ . 6.1 38 -C E:.(: 9) 9P9I / -PF%L6$ . Issue / P9I8)Y Publication Date / 38 88 Description (Organization) / 9PP9I76 (:04.2P ) 4 JUN 2011 Apply new Engineering Standard Template. Superceded (Polymer / Organic Material Lab Team) / 4 d3TE:4 64 957 . F9I957 =* (G)8*4G D4 )
