1、 ENGINEERING STANDARDS Material Specification EDS-M-4101 Low Density Polyethylene 94-4$ E(*7D,) Copyright 2012 General Motors Company All Rights Reserved January 2012 Originating Department: GM Korea Engineering Standards Page 1 of 5 Version : 7 1 Scope 1.1 Material Description. This specification d
2、efines general requirements for raw materials of low density polyethylene applied to interior and exterior parts of a vehicle. 1.2 Symbols. Material indication: PE-LD PE-LD I$* 4:+ 78iH*:3L4 0.4 8F8 $4GI :E)2eGI7 88* . 7I$* 4:+ 78iH*:3L4 0.4 ) 1.28 :E)2eGI7 88* . 1.3.3 Group 3. :E-4$ E(*7D,).($ !8t
3、$ -C I2e8x J “8t I$* 4:+ 78iH*:3L4 1 ) 38 12eGI7 88* . 1.3.4 Group 4. :E-4$ E(*7D,).($ !8t $ -C I2e8x J “8t I$* 4:+ 78iH*:3L4 3 ) 108 12eGI7 88* . 2 4) E:4 / :0 : C-H +d%P 9I8 6# F 48 07 38%P E:48x 957F$ . 2.1 17 E:4 / . ASTM D256 ASTM D638 ASTM D648 ASTM D790 ASTM D1238 ASTM D1505 ISO306 ISO3146 2.
4、2 GM E:4 / . EDS-M-0102 GMW3059 GMW3116 2.3 dA E:4 / . TMC003 Material Safety Data Sheet guidance documents GM KOREA ENGINEERING STANDARDS EDS-M-4101 Copyright 2012 General Motors Company All Rights Reserved January 2012 Page 2 of 5 Version : 7 3 Requirements 3.1 Mechanical Properties. 3 7 1F 3.1 d9
5、5 ,p2e . Table 1: Mechanical Properties / E 1: d95 ,p2e Properties / ,p2e Group 1 Type 1 / Group 3 Type 1 / Tensile strength (kg/cm2) / 88I$ (kg/cm2) ASTM D638 Test piece (63 mm) / 4G D (63 mm) Test speed (50 mm/min) / 4G 2$ (50 mm/min) 150 150 Elongation (%) / 48 (%) ASTM D638 Test piece (63 mm) /
6、4G D (63 mm) Test speed (50 mm/min) / 4G 2$ (50 mm/min) 500 400 Flexural modulus (kg/cm2) / A2e8 (kg/cm2) ASTM D790 Test piece (12712.76.4 mm) / 4G D (12712.76.4 mm) Test speed (28 mm/min) / 4G 2$ (28 mm/min) 1,900 1,900 Impact strength, IZOD (kg cm/cm) / IZODI$ (kg cm/cm) ASTM D256 Test piece (63.5
7、12.73.2 mm) / 4G D (63.512.73.2 mm) Room temperature / 17 -30 E NB 2 NB NB 3.2 Thermal Properties. 3.2 7(95 ,p2e . Table 2: Thermal Properties / E 2: 7(95 ,p2e Properties / ,p2e Group 1 Type 1 / Group 3 Type 1 / Melting point ( E ) / 78i9D ( E ) ISO3146 DSC or DTA 10K/min. 105 100 115 Heat deflectio
8、n Temperature ( E ) / 7(-GI 7$ ( E ) ASTM D648 Test piece (12712.76.4mm) 4G D (12712.76.4mm) 4.6 kg/cm2 45 50 Vicat softening point ( E ) / /xG 7$G 7$ ( E ) ISO306 Heating rate : 50K/hr Load : 10 N 95 80 3.3 General Properties. 3.3 8-L95 ,p2e . Table 3: General Properties / E 3: 8-L95 ,p2e GM KOREA
9、ENGINEERING STANDARDS EDS-M-4101 Copyright 2012 General Motors Company All Rights Reserved January 2012 Page 3 of 5 Version : 7 Properties / ,p2e Group 1 Type 1 / Group 3 Type 1 / Density (g/cm3) / -4$ (g/cm3) ASTM D1505 0.920.01 0.920.01 Melt flow index (g/10min) / 78iH*:3L (g/10min) ASTM D1238 190
10、 E , 2.16kg 0.4 1 Note: All the mechanical, thermal and general property values above indicate minimum values except having the specified ranges. / :0 : 1d ,p2e F+ :E C-H ,p2eF -88* :9IF: 68t 7 +% 2F8x !A! . 3.4 Test Piece and Test. 3.4.1 Test Piece. Test pieces shall be prepared with injection mold
11、ing. Unless otherwise specified in the requirements of paragraphs 3.1 through 3.4, they shall be conditioned at 23 E 5K and a relative humidity of 50 % for 24 hours or more. 3.4.2 Test. Tests shall be performed at 23 E 5K and a relative humidity of 50 %. 4 Manufacturing Process Not applicable. 5 Rul
12、es 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 Korean language shall take precedence. 5.3 Inspection and Re
13、jection. 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 of delivery of bulk supplies. A new approval must be re
14、ceived 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 supplier to inform the customer in a timely manner, without s
15、olicitation, and to include documentation of all modifications of materials and/or processes and to apply for a new release. 3.4 4G D -C 4G 3.4.1 4G D . 12eGI8p) 9P8%L+ 3.13.4F8 7 1F72P C-F 6=8 68p+ 23 E 5K, 50 % 1$43$ F72P 24 48 81 4G D8x 98=* F$ . 3.4.2 4G . 4G 8t 23 E 5K, 50 % 1$4 3$ F72P 44F$ .
16、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 +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#
17、 , 22e , 9P9 )9I ,* /D# 21: &%0 4)%P 6&F -8($ -P2%T 7 , 1)7 388x -O6x6 F$ . $* F84 6# F , 8-L958p) 4 4=8x F6 F$ . GM KOREA ENGINEERING STANDARDS EDS-M-4101 Copyright 2012 General Motors Company All Rights Reserved January 2012 Page 4 of 5 Version : 7 If not otherwise agreed, all release tests shall
18、be repeated and documented by the supplier prior to commencement of delivery of 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
19、until representative initial production samples have been approved by the appropriate 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 compos
20、ition of an existing product has occurred, a complete copy of the Material Safety 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 additi
21、on, product MSDS/SDS submissions must be in compliance with specific country General 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 Subs
22、tances for Parts. 6 Approved Sources Engineering qualifications of an approved 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 r
23、esponsible Engineering group should be contacted to obtain the approved source in that individual country. 6.1 Approved Raw Materials. -$8 GE84 6# F , )=8# 38%L: 68t 9PE8 61 )= 987 +& F$- 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 ,
24、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 TMC0038 7 1F8x :43LF6+ F$ . 5.6 .,
25、 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 88* . Division / . Approved Suppliers
26、/ 38 6= Approved Raw Materials / 38 88* Remark / /x Group 1 Type 1 DAELIM Industrial / $4*16 LD01 SAMSUNG Chemical / 12e9FGF 210H LG Chemical LG GF FB0300 Group 3 Type 1 Exxon Mobile Chemical ENABLE 20-10 GM KOREA ENGINEERING STANDARDS EDS-M-4101 Copyright 2012 General Motors Company All Rights Rese
27、rved January 2012 Page 5 of 5 Version : 7 6.2 Approval and quality assurance procedure. All raw materials shall be approved and regularly inspected for its quality prior to and during mass production delivery according to approval and quality assurance procedure for chemical raw materials (Spec. No.
28、 EDS-M-0102). 7 Notes 7.1 Glossary. Not applicable. 7.2 Acronyms, Abbreviations, and Symbols. GHS Globally Harmonized System MSDS Material Safety Data Sheet SDS Safety Data Sheet 8 Coding System This standard shall be referenced in other documents, drawings, etc., as follows: 6.2 38 -C E:.(: 947 ,p2
29、e - HR: Heat resistance / !7(2e - WR: Weather resistance / !G2e - LR: Light resistance / !E2e - CR: Chemical resistance / !6E2e Required property type (See paragraph 3) / 7 ,p2e A8 (3F =l9 ) Material group (See paragraph 1.3) / 8: ,*- (1.3F ) Material specification number / 8: E:4 -Gl 9 Release and
30、Revisions This standard was originated in September 1994. It was first approved by Polymer / Organic Material Lab Team in September 1994. It was first published in September 1994. 9 9P9I -C P9I 8)Y ., E:48t 1994 “x 987 E:4-Gl4 .7 %L6 , G)8*4G D47 8F 1994“x 987 38%L6$ . ., E:48t 1994“x 987 4 -C Exxon Mobile Chemical ENABLE 20-10 4 38 .
