1、 ENGINEERING STANDARDS Material Specification LIMITED USE EDS-M-6504 Artificial Cork Do Not Use on New Program; No Replacement. 89 A Note: 8 E:48t G8 =97 FF7 957%L+ , FG P-P Program 72P# 957%L: 6#$ . Copyright 2011 General Motors Company All Rights Reserved June 2011 Originating Department: GM Korea
2、 Engineering Standards Page 1 of 5 Version : 4 1 Scope 1.1 Purpose. This specification specifies the requirements of basic property for artificial cork used in automobile. 1.2 Material Description. Medium coarse grain cork (bonded with heat and oil resistant binding agent). 1.3 Typical Applications.
3、 This specification applies to the artificial cork used for plates and finished gaskets under 5 mm material thickness. 2 References Note: Only the latest approved standards are applicable unless otherwise specified. 2.1 External Standards/Specifications. None 2.2 GM Standards/Specifications. EDS-M-0
4、102 EDS-T-7132 EDS-T-7665 GME60352 GMW3059 2.3 Additional References. TMC003 Material Safety Data Sheet guidance documents 3 Requirements 3.1 General Properties 1 P7 1.1 +95 . ., E:48t 8% =7 17%L# Artificial Cork 8 ,p2e8x G*F E:8x 4*F#$ , +958 8$ . 1.2 8: 8-L C2e . Medium coarse grain cork (bonded w
5、ith heat and oil resistant binding agent). 1.3 957 -88 . ., E:48t 8% =7 Gasket (Plates and finished gaskets under 5 mm material thickness)8 7$) 17F# Artificial Cork 8:7 $4F7 957F$ . 2 4) E:4 / :0 : C-H +d%P 9I8 6# F 48 07 38%P E:48x 957F$ . 2.1 17 E:4 / . None 2.2 GM E:4 / . EDS-M-0102 EDS-T-7132 ED
6、S-T-7665 GME60352 GMW3059 2.3 dA E:4 / . TMC003 Material Safety Data Sheet guidance documents 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 Density. / -4$ . GME60352 300 400 g/ 3.1.2 Tensile strength (Test speed: 300
7、 mm/minute). / 88 I$ (4G 2$ : 300 mm/. ). EDS-T-7132-L 15 kg/cm2 min. / 15 kg/cm2 81 . 3.1.3 Bending Test. Spindle: Diameter which is equal to the 2 and 1/2 of the thickness of the parts. / Spindle: 8: % 8 2.5-d : . No cracks. / 7( 68x GM KOREA ENGINEERING STANDARDS EDS-M-6504 Copyright 2011 General
8、 Motors Company All Rights Reserved June 2011 Page 2 of 5 Version : 4 Designations / 4G F+ Test Methods / 4G - Specifications / 3.1.4 Compression. / 68 . EDS-T-7665 15 30 % - Initial loading: 0.07 kg/cm2. - Main loading: 7 kg/cm2. - The thickness of the test piece: at least 6.5 mm. - Test area: 6.5
9、cm2. Under main loading measured after 1 minute loading. / - 72P 6.5mm 8 % . - 4G +95 : 6.5 cm2. ., F:E8x 1. % 6| 4F $8 ?U9I . 3.1.5 Resilience. / G.)8 . EDS-T-7665 85 % min. / 85 % 81 . - Same condition as paragraph 3.1.4. - Resilience shall be measured under unloading after further 5 minutes. / -
10、3.1.4F8 90 % 8 . - F:E8x 9PF $8 5. G ?U9I . 3.1.6 Oil resistance. / !8T2e . 3.1.6.1 Immersed in Engine oil at +100 E , for 2 hours (Test condition is same as paragraphs 3.1.4 and 3.1.5). / F$- =9 7: 7X87 +100 E , 248 ?95 (4G 98t 3.1.4F -C 3.1.5F0 % 8 ). 3.1.6.1.1 Compression. / 68 . EDS-T-7665 50 %
11、max. / 50 % 8F . 3.1.6.1.2 Resilience. / G.)8 . EDS-T-7665 15 % min. / 15 % 81 . 3.1.6.2 Immersed in Engine oil at +100 E , for 24 hours (Test condition is same as paragraphs 3.1.4 and 3.1.5). / F$- =9 7: 7X87 +100 E , 2448 ?95 (4G 98t 3.1.4F -C 3.1.5F0 % 8 ). 3.1.6.2.1 Compression. / 68 . EDS-T-766
12、5 50 % max. / 50 % 8F . 3.1.6.2.2 Resilience. / G.)8 . EDS-T-7665 15 % min. / 15 % 81 . 3.1.6.3 Immersed in Engine oil at +100 E , for 96 hours (Length of test piece: 37 cm). / F$- =9 7: 7X87 +100 E , 9648 ?95 (4G D : 37 cm l8 ). GM KOREA ENGINEERING STANDARDS EDS-M-6504 Copyright 2011 General Motor
13、s Company All Rights Reserved June 2011 Page 3 of 5 Version : 4 Designations / 4G F+ Test Methods / 4G - Specifications / 3.1.6.3.1 Change of length. / l8 -G . + 1 % max. / + 1 % 8F . 3.1.6.3.2 Change of volume. / =95 -G . + 15 % max. / + 15 % 8F . 3.1.7 Temperature stability (Length of test piece:
14、37 cm, Test temperature: (-30) E , +70 E , +100 E , +120 E ). / 7$ 6|9I2e (4G D : 37 cm l8 , 4G 7$ : (-30) E , +70 E , +100 E , +120 E ). 3.1.7.1 Change of length after ageing for 24 hours. / 2448 ageing G l8 -G . 0.4 % max. / r 0.4 % 8! . 3.1.7.2 Change of length after ageing for 120 hours. / 12048
15、 ageing G l8 -G . (- 0.4) + 0.4 %. 3.1.8 Exposure at room temperature and room humidity Change of Dimension after ageing for 12 days (complete parts). / Room Temp. & Room Humidity 97 128 ageing G ?3L -G (9PE 1B ). 0.3 % max. / r 0.3 % 8! . 3.2 Additional Requirements 3.2.1 Further detail, see parts
16、drawings. 4 Manufacturing Process Not applicable. 5 Rules and Regulations 5.1 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 Korea
17、n language shall take precedence. 5.3 Inspection and Rejection. Samples of components 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
18、of delivery of bulk supplies. A new approval must be received for any changes, 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 suppli
19、er to inform the customer in a timely manner, without solicitation, and to include documentation of all modifications of materials and/or processes and to apply for a new release. 3.2 4 7 1F 3.2.1 dA 82lF 1F8t .E $+8x =l9F . 4 9P9 )9I18 775 9 F$-1F 68 . 5 ?0 9I 5.1 -*1 9I . +& 8*# F$- 472P 170 4) ,
20、8TGF 957 4#F :4- , ? , 9I -C 1F8x +94P6 F$ . 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$ .
21、 $* F84 6# F , 8-L958p) 4 4=8x F6 F$ . GM KOREA ENGINEERING STANDARDS EDS-M-6504 Copyright 2011 General Motors Company All Rights Reserved June 2011 Page 4 of 5 Version : 4 If not otherwise agreed, all release tests shall be repeated and documented by the supplier prior to commencement of delivery o
22、f non-conforming bulk supplies. In individual cases, a shorter test can 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 appr
23、opriate Materials Engineering department(s) as meeting the requirements 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 Saf
24、ety Data Sheet/Safety Data Sheet must be submitted in compliance with the Globally Harmonized System of Classification and Labeling of Chemicals (GHS) requirements or other country-specific MSDS/SDS requirements. In addition, product MSDS/SDS submissions must be in compliance with specific country G
25、eneral Motors TMC003 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
26、 source are required 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
27、 in that individual 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).
28、 7 Notes 7.1 Glossary. Not applicable. 7.2 Acronyms, Abbreviations, and Symbols. GHS Globally Harmonized System MSDS Material Safety Data Sheet SDS Safety Data Sheet -$8 GE84 6# F , )=8# 38%L: 68t 9PE8 61 )= 987 +& F$- 4G 8x -L.) 3LFF 0* ,l2PGF6 F$ . 8. 77 86 :04 .2P7t )=888 F87 8F $%P : 4G 8x 44F 3
29、L 8$ . 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|98.(8* / 6|98.(8* 7 1F8x +9F# ,p:6|98.(8* / 6|98.(8* 9PF6+ F$ . 4958p) 9PE8 ,p:6|98.(8* / 6|98.(8*# GM8 ,p:6|98.(8* / 6|98.(8*7 4F :?8 TMC
30、0038 7 1F8x :43LF6+ F$ . 5.6 ., E:47 9P4%P +& 8:&8t GMW3059 (8TF,p: 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. Limited use with no replacement (Polymer / Organic Material Lab Team) / 4 d3TE:4 64 957 . F9I957 ($4=E:4 68 ) =* (G)8*4G D4 )
