GMNA-GMP.PA6.013-1997.pdf
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1、VND.GM GMP.PAb.OL3-ENGL 1997 I 900b379 00111015 T89 m I GENERAL MOTORS ENGINEERING STANDARDS I Materials and Processes - Plastics I NYLON 6 - 40% GLASS FIBER REINFORCED/MINERAL FILLED, WEATHERABLE, HEAT STABILIZED GMP.PA6.013 1 SCOPE. l%is specification covers the properties of a 40% mineral and gla
2、ss fiber reinforced, low gloss, exterior weatherable. heat stabilized, pellet form, injection moldable type 6 Nylon compound 1.1 PAINTABILITY. Approved paint systems that can be used on this material are listed in the GM Approved Paint On Parts Systems (GM APOPS) data base. 1.2 APPLICATIONS. Typical
3、 applications include the fol- lowing: Use for stipple finish or less than 30 gloss, door handles. 2 REFERENCEDSTANDARDS. GM1002M IS0 188 SAE J1545 ASTM D789 IS0 294/l SAE J1639 ASTM D4019 IS0 527 SAE 31960 ASTM D5630 IS0 960 SAE J1976 IS0 75 IS0 1183 IS0 178 IS0 3146 IS0 180/1A IS0 345114 3 REQUIRE
4、MENTS. Materials approved to this specifi- cation shall meet the standard requirements in GMlOO2M. 3.1 COMPOUND CERTIFICATION. Material suppliers must certify molding compound properties to the speciiic GM Test Sampling Plan approved for their material. 3.2 COMPOUND PROPERTIES (NATURAL AND BLACK). S
5、ee Table 1. 4 TEST PROCEDURES. 4.1 Test specimens shall be injection molded per IS0 294/l, as ASTM D789). Immediately after molding, specimens shall be sealed in moisture-proof containers and stored 23 f 2C for at least 24 h. All tests shall be performed on unannealed speci- mens immediately after t
6、heir removal from the containers in a controlled atmosphere of 23 zt 2C and 50 f 5% RH unless otherwise specified. 4.3 COLORFASTNESS EVALUATION PROCEDURE. The color of each test specimen shalI be measured per SAE J1545, CIELAB color space, 10 observer, illuminant D65, specular included sphere geomet
7、ry, before and after exposure. 4.3.1 For Wash Only or Wash and Polish Preparation. Use the procedure for preparing samples found in SAE J1976. 4.4 SHEAR MODULUS. A shear modulus plotted curve, as defined in SAE J1639. shall be provided with each GMP certi- fication package. Provide g. (G” and tan 6
8、are optional.) The temperature range, 5-C intervals is -50 to +21OC. 5 GENERAL INFORMATION. This standard was origi- nated by the Plastics Committee in June 1988 derived from FBMS 2-20. Type 2 Grade 6AU or 6ASU. The latest revisions include: Rev Date Description A 3192 Title, Scope rev. Add applicat
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- GMNA GMP PA6 013 1997
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