GMKOREA EDS-M-4102-2010 Linear Low Density Polyethylene (VERSION 8 ENGLISH KOREAN).pdf

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1、 GMDAT ENGINEERING STANDARDS Material Specification Plastics EDS-M-4102 Linear Low Density Polyethylene Copyright 2010 General Motors All Rights Reserved April 2010 Originating Department: GMDAT Engineering Standards Page 1 of 4 Version : 8 1 Scope Note: Nothing in this standard supersedes applicabl

2、e laws and regulations. Note: In the event of conflict between the Korean and English language, the Korean language shall take precedence. 1.1 Material Description. Raw materials that have excellent impact strength and good processability. 1.1.1 Material Types. 1.1.1.1 Type 1. Ex) Protecting cap. 1.

3、1.1.2 Type 2. Ex) Energy absorber. 1.2 Symbols. Material indication: PE -LLD PE -LLD. ( : GMW3116) . 1.3 . (LINEAR LOW DENSITY POLYETHYLENE) . 1.4 . 2 / : . 2.1 / . . 2.2 GM / . EDS-M-0102 EDS-T-7504 EDS-T-7511 EDS-T-7516 EDS-T-7518 EDS-T-7520 GMW 3059 EDS-T-7406 EDS-T-7510 EDS-T-7514 EDS-T-7517 EDS

4、-T-7519 GMW3001 GMW 3116 2.3 / . . GMDAT ENGINEERING STANDARDS EDS-M-4102 Copyright 2010 General Motors All Rights Reserved April 2010 Page 2 of 4Version : 8 3 Requirements 3.1 Mechanical properties. 3 3.1 . Table 1: Mechanical Properties / 1: Properties / Type 1 / 1 Type 2 / 2 Rockwell hardness / E

5、DS-T-7517 R Scale 50 50 Tensile strength (kg/cm2) / (kg/cm2) EDS-T-7511 Test piece (63 mm) / (63 mm) Test speed (50 mm/min) / (50 mm/min) 150 150 Elongation (%) / (%) EDS-T-7511 Test piece (63 mm) / (63 mm) Test speed (50 mm/min) / (50 mm/min) 500 400 Flexural strength (kg/cm2) / (kg/cm2) EDS-T-7518

6、 Test piece (12712.76.4 mm) / (12712.76.4 mm) Test speed (28 mm/min) / (28 mm/min) - - Flexural modulus (kg/cm2) / (kg/cm2) EDS-T-7510 Test piece (12712.76.4 mm) / (12712.76.4 mm) Test speed (28 mm/min) / (28 mm/min) 2,000 1,500 Impact strength, IZOD (kg cm/cm) / IZOD (kg cm/cm) EDS-T-7514 Test piec

7、e (63.512.73.2 mm) / (63.512.73.2 mm). Room temperature / -30 NB - NB - 3.2 Thermal Properties. 3.2 . Table 2: Thermal Properties / 2: Properties / Type 1 / 1 Type 2 / 2 Melting point ( ) / ( ) EDS-T-7519 105 105 Heat deflection temperature ( ) / ( ) EDS-T-7520 Test piece (127 12.7 6.4mm) / (12712.7

8、6.4mm) 4.6 kg/cm2- - GMDAT ENGINEERING STANDARDS EDS-M-4102 Copyright 2010 General Motors All Rights Reserved April 2010 Page 3 of 4Version : 8 Properties / Type 1 / 1 Type 2 / 2 VICAT softening point ( ) / VICAT ( ) EDS-T-7504 1 kg 95 90 3.3 General Properties. 3.3 . Table 3: General Properties / 3

9、: Properties / Type 1 / 1 Type 2 / 2 Density (g/cm3) / (g/cm3) EDS-T-7406 0.92 0.91 Melt flow index (g/10min) / (g/10min) EDS-T-7516 190 , 2.16kg 20 2 Note) All the mechanical, thermal and general property values above indicate minimum values except having the specified ranges. ) . 3.4 Test Piece an

10、d Test. 3.4.1 Test piece. Test pieces shall be prepared with injection molding. Unless otherwise specified in the requirements of paragraphs 3.1 through 3.3, they shall be conditioned at (23 5) K and a relative humidity of 50 % for 24 hours or more. 3.4.2 Test. Tests shall be performed at (23 5) K a

11、nd a relative humidity of 50 %. 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 Regulations for Material Specifications 5.2 All parts or systems supplied to this standard must comply w

12、ith the requirements of GMW3059, Restricted and Reportable Substances for Parts. 6 Approved Sources 6.1 Approved raw materials. 3.4 3.4.1 . 3.13.3 (23 5) K, 50 % 24 . 3.4.2 . (23 5) K, 50 % . 4 5 5.1 GMW3001 ( ) . 5.2 GMW3059 ( ) . 6 6.1 . GMDAT ENGINEERING STANDARDS EDS-M-4102 Copyright 2010 Genera

13、l Motors All Rights Reserved April 2010 Page 4 of 4Version : 8 Division / Approved suppliers / Approved raw materials / Remarks / Type 1 / 1 Basell JL210Type 2 / 2 DAELIM industrial / LV05 Exxon Mobil LLDPE 6301 6.2 Approval and quality assurance procedure. All raw materials shall be approved and re

14、gularly 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 Glossary. Not applicable. 7.2 Acronyms, Abbreviations, and Symbols. Not applicable. 8 Coding System This

15、 standard shall be referenced in other documents, drawings, etc., as follows: 6.2 . ( EDS-M-0102) . 7 7.1 . 7.2 . 8 . EDS-M-4102 - 0 Required property type (See paragraph 3) / (3 ) Material group (None) / ( ) Material specification number / 9 Release and Revisions This standard was originated in Sep

16、tember 1994. It was first approved by Polymer / Organic Material Lab Team in September 1994. It was first published in September 1994. 9 1994 9 , 1994 9 . 1994 9 / . Issue / Publication Date / Description (Organization) / / () 8 APR 2010 Apply new template and add approved raw materials in Type 2 (Exxon Mobil , LLDPE 6301)of Paragraph 6.1 (Polymer / Organic Material Lab Team) / 6.1 2 (Exxon Mobil, LLDPE 6301) ( ).