1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2008 02 29 N-STATUS No replacement named G. Kowalski 2006 05 02 N-STATUS ESB-M4D366-A1 replaced by WSK-M4D674-A A. Reaume/M. Masserant 1975 09 03 Released AF1-6000-17 Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, LL
2、C Page 1 of 3 NYLON, (TYPE 6), 40% GLASS REINFORCED ESB-M4D366-A1 NYLON (TYPE 6/6), 25% GLASS SPHERE - 15% GLASS FIBER FILLED ESB-M4D366-A2 NOT TO BE USED FOR NEW DESIGN 1. SCOPE The materials defined by these specifications are injection molding grade glass sphere filled nylons with improved flow a
3、nd more uniform dispersion providing excellent moldability, dimensional stability and reduced water absorption along with higher strength and improved abrasion resistance. 2. APPLICATION Specification ESB-M4D366-A1 was released originally for material used in single electrical window regulator switc
4、h bodies. Specification ESB-M4D366-A2 was released originally for material used in multiple gang electrical window regulator switch bodies. NOTICE: This material absorbs and retains moisture. Part design and tolerances must accommodate changes in part dimensions and physical properties due to moistu
5、re absorption or loss in the service/assembly environment. Information on this material with respect to moisture should be obtained from the responsible PEO Materials Engineering Department. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must
6、 conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). ESB-M4D366-A1 ESB-M4D366-A2 3.1 RESIN 3.1.1 Filler Content, +/- 4.0% 40 40 (ASTM D 2584, by weight) Glass Spheres, +/- 4.0% 40 25 Glass Fibers, +/- 2.0% 0 15 ENGINEERING MATERIAL SPECIFICATIONESB-M4D366-A1/A2Pr
7、inted copies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Page 2 of 3 3.1.2 Moisture Content, % max 0.20 0.20 (ASTM D 789) 3.1.3 Melting Point, min 210 C 249 C (FLTM BO 021-02 or ASTM D 789) 3.2 INJECTION MOLDED TEST SPECIMENS (Dry as molded) ESB-M4D366-A1 ESB-M4D366-A2 3.2.1 Speci
8、fic Gravity, +/- 0.02 1.40 1.46 (ASTM D 792 or ASTM D 1505) 3.2.2 Filler Content Same as in para. 3.1.1 3.2.3 Tensile Strength, psi (MPa), min 7,500 (52) 13,000 (90) (ASTM D 638) 3.2.4 Elongation, % min 10.0 2.0 (ASTM D 638) 3.2.5 Flexural Strength, min 15,000 (104) 25,000 (173) psi (MPa) (ASTM D 79
9、0) 3.2.6 Flexural Modulus, min 5 x 105(3.5) 1 x 106(6.9) psi (GPa) (ASTM D 790) 3.2.7 Impact Strength, Izod, ft lb/in (J/m), min (ASTM D 256) Notched (Method “A“) 0.5 (27) 0.7 (38) Unnotched (Method “E“) 5.0 (267) 6.5 (347) 3.2.8 Deflection Temperature, C min (ASTM D 648) At 66 psi (455 kPa) 177 244
10、 At 264 psi (1820 kPa) 74 205 3.2.9 Melting Point, C min Same as para. 3.1.3 3.2.10 Hardness (ASTM D 785) Rockwell “M“ 78 - 84 - Rockwell “R“ - 71 - 75 ENGINEERING MATERIAL SPECIFICATIONESB-M4D366-A1/A2Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Page 3 of 3 3.3 MOLD
11、ED PART 3.3.1 Color Black Natural (Unless otherwise specified on engineering drawing.) 3.3.2 Physical Properties Specific requirements for physical properties of molded parts, when required, shall be specified on the engineering drawing. All critical areas with respect to these properties shall be c
12、learly designated on the engineering drawing. 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of these specifications. ESB-M4D366-A1 ESB-M4D366-A2 5.1 CLASSIFICATION Type 6 Type 6/6 Polyamide Polyamide 5.2 MOLD SHRINKAGE, in/in (mm/mm) 0.012 - 0.018 0.005 - 0.009 (ASTM D 955) 5.3 COEFFICIENT OF LINEAR 2.9 x 10-5/F 1.8 x 10-5/F THERMAL EXPANSION (5.2 x 10-5/C) (5.2 x 10-5/C) (ASTM D 696)
