FORD-WSS-M4D822-A2-2006.pdf
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1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions 2006 03 31 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.9, 3.10 & 4 1995 06 01 Released EP00E1046038500 K. Gerhards Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 1 of 5 POLYAMIDE 6 (PA6), HEAT STABILIZED WSS-
2、M4D822-A2 40% GLASS FIBER/MINERAL REINFORCED MOLDING COMPOUND, EXTERIOR 1. SCOPE The material defined by this specification is a UV and heat stabilized 15% glass fiber and 25% mineral reinforced polyamide 6 molding compound. 2. APPLICATION This specification was released originally for material used
3、 for door handles. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.1.1 All requirements of this specification, identified by symbol(s), shall be me
4、t with data representing 3 sigma values. 3.3 CONDITIONING AND TEST CONDITIONS All test values indicated herein are based on material and specimens with moisture content not exceeding 0.2% (test according to ISO 960, Method B). All test materials immediately after processing have to be sealed in cont
5、ainers that are impermeable to water vapor. If the moisture content exceeds 0.2%, condition the material for a minimum of 16 h at 40 - 50 C at a reduced pressure below 133 Pa. 3.4 MOLDING COMPOUND 3.4.1 Glass Fiber/Mineral Content 38 - 42% (ISO 3451/4, test temperature 600 +/- 25 C, test portion 1 g
6、) (s) 3.4.2 Melt Temperature 210 - 225 C (ISO 3146, Method C, 10 C/min heating rate) 3.5 MOLDED TEST SPECIMEN 3.5.1 Preparation of Test Specimens Unless otherwise specified all tests shall be carried out on injection molded one-end gated test specimens. -,-,- ENGINEERING MATERIAL SPECIFICATION WSS-M
7、4D822-A2 Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 2 of 5 The following dimensions are required: A. 150 min x 10 x 4.0 +/- 0.2 mm (Tensile Bar, ISO 3167) B. 120 x 10 x 4.0 +/- 0.2 mm Specimens with shorter dimensions shall be cut from the center portion of th
8、e test specimen A and/or B. The specimens shall be prepared according to ISO 294. No annealing allowed. 3.5.2 Density 1.42 - 1.50 g/cm3 (ISO 1183, Method A) (s) 3.5.3 Tensile Strength at Max Load, min 100 MPa (ISO R 527, 150 x 10 x 4.0 +/- 0.2 mm specimen, 5 mm/minute test speed) (s) 3.5.4 Flexural
9、Modulus, min 6 GPa (ISO 178, 80 x 10 x 4.0 +/- 0.2 mm specimen, 64 mm support span) 3.5.5 Shear Modulus at 23 C 2.27 - 3.79 GPa (ASTM D 4065, forced constant amplitude, fixed frequency of 1 Hz +/- 15%, strain level below 1%. Specimen approx. 60 x 10 x 4.0 +/- 0.2 mm cut from the center of specimen A
10、. Specimen length between clamps 35 - 40 mm. Soak time at each temperature interval - 3 minutes minimum). Additionally, a Shear Modulus vs. Temperature curve shall be plotted for -50 to +210 C temperature range, at 5 C minimum intervals. The plotted curve must be within tolerance range shown on page
11、 5. (s) 3.5.6 Impact Strength, Izod, min (ISO 180, Method A, 80 x 10 x 4.0 +/- 0.2 mm specimen, 10 specimens for each test) 3.5.6.1 At 23 +/- 2 C 3.0 kJ/m2 3.5.6.2 At -40 +/- 2 C 2.5 kJ/m2 The test specimens must be conditioned for minimum of 6 h at the above specified temperature prior to impact te
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