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1、 ENGINEERING STANDARDS Material Specification Plastics GMP.PA66.086 Nylon 66-36% Glass/Mineral Filled, Heat Stabilized 1 Scope This specification covers the properties of a 36% glass/mineral filled, heat stabilized, pellet form, injection molding grade Nylon 66. 2 References Note: Only the latest ap
2、proved standards are applicable unless otherwise specified. 2.1 External Standards/Specifications. ISO 62 ISO 527 ISO 75 ISO 960 ISO 178 ISO 1183 ISO 180 ISO 3146 ISO 188 ISO 3451 2.2 GM Standards/Specifications. GMW3001 GMW3059 GMW3013 3 Requirements Materials approved to this specification shall m
3、eet the standard requirements of GMW3013. 3.1 Mechanical Requirements. Table 1: Mechanical Requirements Mechanical Properties Standard Unit Values Stress at break ISO 527-1/2 Test speed 5 mm/min; only if strain at break 10% MPa 100 min Stress at break after Heat Aging (See Note 1) ISO 527-1/2 Test s
4、peed 50 mm/min; % retain 75% min Flexural Modulus ISO 178 Test speed 2 mm/min, 64 mm span, chord (0.05 - 0.25% strain) MPa 6900 min Izod notched impact +23C ISO 180/ 1eA Edgewise impact kJ/m 3.5 min Izod notched impact 40C ISO 180/ 1eA edgewise impact kJ/m 2.0 min Izod notched impact after Heat Agin
5、g, +23C (See Note 1) ISO 180/ 1eA Edgewise impact % retain 75% Note 1: Properties measured after heat aging 1000 5 h at 140 3C according to ISO 188 method A (air oven method). Property retention as indicated relative to unaged specimens tested concurrently. Notch Charpy or Izod impact specimens prio
6、r to aging. Copyright 2004 General Motors Corporation All Rights Reserved February 2004 Originating Department: North American Engineering Standards Page 1 of 2 Copyright General Motors North America Provided by IHS under license with GM Licensee=IHS Employees/1111111001, User=Japan, IHS Not for Res
7、ale, 06/23/2008 20:37:55 MDTNo reproduction or networking permitted without license from IHS -,-,- GMP.PA66.086 GM ENGINEERING STANDARDS Copyright 2004 General Motors Corporation All Rights Reserved Page 2 of 2 February 2004 3.2 Physical Requirements. Table 2: Physical Requirements Physical Properti
8、es Standard Unit Values Saturation value at (+23 2)C/(50 5)% R.H. ISO 62 or equivalent Use ISO 960 for PA. Record dimensions of the specimen. 1 ,2 or 4 mm plaque % 0.2 max Density ISO 1183/A 10 x 10 x 4 g/cm1.39 to 1.46 Ash Filler = glass/mineral ISO 3451/1 Type A, at +950C, specify filler type excl
9、usive of carbon black. Use ISO 3451/4 for PA. % by mass 33 to 39 Melting temperature ISO 3146 Method A, Method B, Method C (DSC or DTA at 10 K/min) C 256 to 266 HDT - 1.8 MPa ISO 75-1/2 for both soft and rigid materials, test flatwise, unannealed C 230 min 5 Rules and Regulations 5.1 All materials s
10、upplied to this specification must comply with the requirements of GMW3001, Rules and Regulations for Mate- rial Specifications. 5.2 All materials supplied to this specification must comply with the requirements of GMW3059, Restricted and Reportable Sub- stances for Parts. 6 Approved Sources Enginee
11、ring qualification of an approved source is required for this specification. Only sources listed in the GM Materials File (i.e., MATSPC) under this specification number have been quali- fied by engineering as meeting the requirements of this specification. 8 Release and Revisions 8.1 Release. This m
12、aterial specification origi- nated in December of 2003 and was approved by the Plastics TDG in December of 2003. It was first published in February 2004. Copyright General Motors North America Provided by IHS under license with GM Licensee=IHS Employees/1111111001, User=Japan, IHS Not for Resale, 06/23/2008 20:37:55 MDTNo reproduction or networking permitted without license from IHS -,-,-