1、GM DAEWOO Auto & Technology EDS Engineering, GM DAEWOO Auto & Technology Standards 40% TALC FILLED POLYAMIDE 6 EDS-M-5113 ISSUED DATE: 1994. 09. 10 REVISED DATE: 2008. 12. 08 VERSION: 6 EDS-M-511340% TALC FILLED POLYAMIDE 6 PAGE: 1/3 ISSUED DATE: 1994. 09. 10 REVISED DATE: 2008. 12. 08 VERSION: 6 GM
2、 DAEWOO Auto & Technology 1. SCOPE This specification defines general requirements for raw materials of 40% talc filled polyamide 6 applied to interior or exterior parts of a vehicle. 2. MATERIAL INDICATION Material indication: PA6-TD40 Detailed contents shall conform to the indication method of syn
3、thetic resin materials for vehicles.(Spec. No: GMW3116) 3. APPLICATION Talc filled raw materials which have excellent the heat resistance, rigidity and dimensional stability. Ex) Wheel cover, Bulb holder. 4. REQUIREMENTS 4.1. Mechanical properties Type 2 Rockwell hardness EDS-T-7517 R Scale 120 Tens
4、ile strength(kg/cm2) EDS-T-7511 Test piece (133mm) Test speed (5mm/min) 700 Elongation(%) EDS-T-7511 Test piece (133mm) Test speed (5mm/min) 2 Flexural strength(kg/ cm2)EDS-T-7518 Test piece (12712.76.4mm) Test speed (2.8mm/min) 1,000 Flexural modulus(kg/ cm2)EDS-T-7510 Test piece (12712.76.4mm) Tes
5、t speed (2.8mm/min) 67,000 Impact strength, IZOD (kg cm/cm) EDS-T-7514 Test piece (63.512.73.2mm) Room temperature -30 5 4 EDS-M-511340% TALC FILLED POLYAMIDE 6 PAGE: 2/3 ISSUED DATE: 1994. 09. 10 REVISED DATE: 2008. 12. 08 VERSION: 6 GM DAEWOO Auto & Technology 4.2. Thermal properties Type 2 Heat d
6、eflection temperature() EDS-T-7520 Test piece (12712.76.4mm) 4.6kg/cm218.6kg/cm2180 160 4.3. General properties Density(g/cm3) EDS-T-7406 1.45 Talc content(%) EDS-T-7301 40 4.4. For all properties, measure the test piece without pretreatment, which has been dried right after injection molding or unt
7、il it comes to the maintained weight at 80, and absorbed moisture of 0.2% max. Note) All the mechanical, thermal and general property values above indicate minimum values except having specified ranges. 5. TEST PIECE AND TEST 5.1. Test piece Test pieces shall be prepared with injection molding. Unle
8、ss otherwise specified in the requirements of clause 4, they shall be conditioned at 235K and a relative humidity of 50% for 24 hours or more. 5.2. Test Tests shall be performed at 235K and a relative humidity of 50%. 6. APPROVAL OF RAW MATERIALS 6.1. Approved raw materials Division Approved supplie
9、rs Approved raw materials Remark Type 2 BASF, Rhodia, Desco 8465, 1021MT8, DSC101M8 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 proce
10、dure for chemical raw materials(Spec. No. EDS-M-EDS-M-511340% TALC FILLED POLYAMIDE 6 PAGE: 3/3 ISSUED DATE: 1994. 09. 10 REVISED DATE: 2008. 12. 08 VERSION: 6 GM DAEWOO Auto & Technology 0102). 7. AUTOMOTIVE RESTRICTED HAZARDOUS SUBSTANCES Materials and components of parts must comply with GMW3059.
11、 8. OTHERS 8.1. Coding system Material specification of raw materials shall be indicated in drawings as follows. EDS-M-5113 - 0 - Additionally required properties - HR : Heat resistance - WR : Weather resistance - MR : Moisture resistance Required property type(clause 4) Material group(None) Materia
12、l specification number 9. RELATED STANDARDS EDS-M-0102 Procedures for approval of chemical raw material and quality control EDS-T-7301 Test method for determining the residue on ignition (Ash) of polymeric materials EDS-T-7406 Determination of volume and density of elastomers EDS-T-7510 Testing of p
13、lastics determination of the modulus of elasticity by tensile, compression and flexural test EDS-T-7511 Test method for the tensile property of plastics EDS-T-7514 Test method for determining the flexural strength of plastics EDS-T-7517 The test method for Rockwell hardness of plastics EDS-T-7518 The method for the flexural strength of plastics EDS-T-7520 Test for deflection temperature of plastics under load GMW 3059 Restricted and reportable substance for parts GMW 3116 Recyclability / recoverability guidelines
