FORD-WSK-M4D745-A-2006.pdf
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1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions 2006 01 12 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.8, 3.9 & 4 1994 08 01 Revised EP00E10348602000 Completely Revised L. Rodigas 1990 04 02 Released EP00E01031534000 P. Kuntze Printed copies are uncontrolled Copyright 2006, Ford Global
2、Technologies, LLC Page 1 of 5 ABS MOLDING COMPOUND, HIGH HEAT RESISTANT WSK-M4D745-A HIGH IMPACT STRENGTH, INTERIOR 1. SCOPE The material defined by this specification is a molded in color high impact strength, high heat resistant molding compound based on acrylo-nitrile-butadiene-styrene (ABS) that
3、 has been antistatic treated and UV stabilized for unpainted interior applications. 2. APPLICATION This specification was released originally for material used for visible interior body parts. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers mu
4、st 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 met with data representing 3 sigma values. 3.4 MOLDING COMPOUND (s) 3.4.1 Melt Flow Rate 6 - 12 g/10 minutes (ISO 1133, 220 C,
5、10 kg) The material shall be dried for 2 h minimum at 80 - 85 C in a mechanical convection oven immediately preceding the test. 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. The
6、 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 the test specimen A and/or B. The specimens shall be prepared according to ISO 294. No annealing allowed
7、. ENGINEERING MATERIAL SPECIFICATION WSK-M4D745-A Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 2 of 5 3.5.2 Density 1.03 - 1.10 g/cm3 (ISO 1183, Method A) (s) 3.5.3 Tensile Strength at Max Load, min 38 MPa (ISO R 527, 150 min x 10 x 4.0 +/- 0.2 mm specimen, 50 m
8、m/minute) 3.5.3.1 Elongation at Break, min 8% (Test Method according to para 3.5.3) (s) 3.5.4 Flexural Modulus, min 2.1 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 0.8 - 1.2 GPa (ASTM D 4065, forced constant amplitude, fixed frequency of 1 Hz +/-
9、15%, strain level below 1%. Specimen approx. 60 x 10 x 4.0 +/- 0.2 mm cut from the center of specimen A. 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 +120 C temper
10、ature range, at 5 C minimum intervals. The plotted curve must be within tolerance range shown on page 5. (s) 3.5.6 Impact Strength, Izod, min (ISO 180/1A, 80 x 10 x 4.0 +/- 0.2 mm specimen, 10 specimens for each test) 3.5.6.1 At 23 +/- 2 C 17 kJ/m2 3.5.6.2 At -40 +/- 2 C 6 kJ/m2 3.5.6.3 At 0 +/- 2 C
11、 9 kJ/m2 The test specimens must be conditioned for minimum of 6 h at the above specified temperature prior to impact test. Low temperature testing shall be done within the cold box. (s) 3.5.7 Heat Deflection Temperature, min 80 C (ISO 75, 120 x 10 x 4.0 +/- 0.2 mm specimen, 0.32 +/- 0.01 mm deflect
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