GMKOREA EDS-M-4256-2003 40% GLASS FIBER MAT REINFORCED POLYPROPYLENE (VERSION 3).pdf
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1、GM DAEWOO Auto & Technology EDSE ngineering,GM DAEWOO Auto & Technology.Standards 40% GLASS FIBER MAT REINFORCED POLYPROPYLENE EDS-M-4256 ISSUED DATE: 2001. 06. 30 REVISEDDATE: 2003. 05. 06 VERSION: 3EDS-M-4256 40% GLASS FIBER MAT REINFORCED POLYPROPYLENE PAGE: 1/3 ISSUED DATE: 2001. 06. 30 REVISED
2、DATE: 2003. 05. 06 VERSION: 3 GM DAEWOO Auto & Technology 1. SCOPE This specification defines general requirements for raw materials of 40% glass fiber mat reinforced polypropylene applied to interior and exterior parts of a vehicle. 2. MATERIAL INDICATION Material indication: PP-GM40 Detailed conte
3、nts shall conform to the indication method of synthetic resin materials for vehicles. (Spec. No: EDS- M-0101) 3. APPLICATION Glass fiber mat reinforced raw materials that have excellent heat resistance, rigidity, impact strength and dimensional stability and use PP-Homopolymer as base resin. Ex) Sea
4、t Back Frame 4. REQUIREMENTS 4.1. Mechanical properties Type 1 Rockwell hardness EDS-T-7517 R Scale 110 Tensile strength (kg/cm 2 ) EDS-T-7511 Test piece (13 3mm) Test speed (5mm/min) 800 Elongation (%) EDS-T-7511 Test piece (13 3mm) Test speed (5mm/min) - Flexural strength (kg/cm 2 ) EDS-T-7518 Tes
5、t piece (127 12.7 6.4mm) Test speed (2.8mm/min) 1,100 Flexural modulus (kg/cm 2 ) EDS-T-7510 Test piece (127 12.7 6.4mm) Test speed (2.8mm/min) 50,000 Impact strength, IZOD (kg cm/cm) EDS-T-7514 Test piece (63.5 12.7 6.4mm) Room temperature -30 NBEDS-M-4256 40% GLASS FIBER MAT REINFORCED POLYPROPYLE
6、NE PAGE: 2/3 ISSUED DATE: 2001. 06. 30 REVISED DATE: 2003. 05. 06 VERSION: 3 GM DAEWOO Auto & Technology 4.2. Thermal properties 1 Type Heat deflection temperature ( ) EDS-T-7520 Test piece (127 12.7 6.4mm) 18.6kg/cm 2 150 4.3. General properties Density (g/cm 3 ) EDS-T-7406 1.21 0.05 Glass fiber co
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