1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions 2006 08 23 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.7, 3.8 & 4 1994 06 10 Released NB00I10043054336 M. Myers Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 1 of 5 UNSATURATED POLYESTER (UP) INJECTION
2、MOLDING COMPOUND, WSB-M3D171-A1 8% GLASS FIBER REINFORCED 1. SCOPE The material defined by this specification is a glass fiber reinforced thermosetting injection molding compound based on unsaturated polyester resin (UP). 2. APPLICATION This specification was released originally for material used fo
3、r complex reflector bodies. 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), s
4、hall be met with data representing 3 sigma values. 3.4 MOLDING COMPOUND (s) 3.4.1 Filler Content 3.4.1.1 Ash Content 64 - 70% (ISO 3451/1, Method A, 1 h at 650 +/- 25 C) 3.4.1.2 Glass Fiber Content, By Weight 6 - 10% Test Method: ISO 3451/1, Method B, 1 h at 650 +/- 25 C, except use 5% by volume hyd
5、rochloric acid solution for 15 minutes. Rinse the glass fibers several times with distilled water before drying in an oven for 2 h at 120 +/- 2 C. After cooling, weigh the crucibles and calculate the percent glass fibers. 3.5 MOLDED TEST SPECIMEN 3.5.1 Preparation of Test Specimens Unless otherwise
6、specified all tests shall be carried out on compression molded test specimens. ENGINEERING MATERIAL SPECIFICATION WSB-M3D171-A1 Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 2 of 5 The following dimensions are required: A. 150 minimum x 10 x 4.0 +/- 0.2 mm (Tensi
7、le Bar, ISO 3167) B. 120 x 10 x 4.0 +/- 0.2 mm C. 13 x 13 x 25 mm (Compressive Strength Bar, ASTM D 695) Specimens with shorter dimensions shall be cut from the center portion of the test specimen A and/or B. The specimens shall be prepared under optimum conditions as defined by the manufacturer of
8、raw material. No annealing allowed 3.5.2 Density 1.73 - 1.83 g/cm3 (ISO 1183, Method A1) (s) 3.5.3 Tensile Strength at Max Load, min 8.0 MPa (ISO R 527, 150 min x 10 x 4.0 +/- 0.2 mm specimen, 5 mm/min test speed) (s) 3.5.4 Flexural Modulus, min 5.0 GPa (ISO 178, 80 x 10 x 4.0 +/- 0.2 mm specimen, 2
9、 mm/min test speed, 64 mm support span) (s) 3.5.5 Flexural Strength, min (ISO 178, 80 x 10 x 4.0 +/- 0.2 mm specimen, 2 mm/min test speed, 64 mm support span) WMD 35 MPa AMD 23 MPa 3.5.6 Shear Modulus At 23 C 2.6 - 4.4 GPa (ASTM D 4065, forced constant amplitude, fixed frequency of 1 Hz +/- 15%, str
10、ain 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 +300 C temperature ran
11、ge, at 5 C minimum intervals. The plotted curve must be within tolerance range shown on page 5. (s) 3.5.7 Impact Strength, Izod, min (ISO 180/1A, 80 x 10 x 4.0 +/- 0.2 mm specimen, 10 specimens for each test) ENGINEERING MATERIAL SPECIFICATION WSB-M3D171-A1 Printed copies are uncontrolled Copyright
12、2006, Ford Global Technologies, LLC Page 3 of 5 3.5.7.1 At 23 +/- 2 C 1.5 kJ/m2 3.5.7.2 At -40 +/- 1 C 2.9 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) 3.5.8 Hea
13、t Deflection Temperature, min 260 C (ISO 75, 120 x 10 x 4.0 +/- 0.2 mm specimen, 0.32 +/- 0.01 mm deflection. At 1.80 MPa) (s) 3.5.9 Water Absorption, max 0.25% (ISO 62, 24 h, boiling water, compression molded multipurpose specimen 150 min x 10 x 4.0 +/- 0.2 mm) 3.5.10 Heat Aging Performance (ISO 18
14、8, except 150 +/- 50 air changes/h, 1000 h at 150 +/- 2 C. Unaged property values shall be determined at the time of the aged properties determination) 3.5.10.1 Tensile Strength at Max Load Change +/- 25% (Test Method per para 3.5.3) 3.5.10.2 Flexural Strength Change +/- 25% (Test Method per para 3.
15、5.5) 3.5.10.3 Impact Strength, Izod Change +/- 25% (Test Method per para 3.5.8.1, specimens to be notched before heat aging) 3.6 FLAMMABILITY (ISO 3795) Burn Rate, max 100 mm/minute The specimen size required for material approval is 355 x 100 x 3.7 +/- 0.1 mm with a smooth surface. ENGINEERING MATE
16、RIAL SPECIFICATION WSB-M3D171-A1 Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 4 of 5 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 COEFFICIENT OF LINEAR THER
17、MAL EXPANSION (ASTM E 831 (TMA), temperature range -30 to 100 C) 5.1.1 Parallel to Flow 2.7-5/ C 5.1.2 Perpindicular to Flow 4.2-5/ C 5.2 MOLD SHRINKAGE (ISO 2577, approx. 150 x 100 x 4.0 +/- 0.2 mm injection molded specimen) 5.2.1 Molding Shrinkage . After 48 h at 23 +/- 2 C 0.02 - 0.06% 5.2.2 Post Shrinkage . After 48 h at 120 C 0.02 - 0.06% 5.3 HARDNESS, Barcol Indentation 23 - 43 (ASTM D 2583) 5.6 RECYCLING CODE UP-(GF+M) 67 ENGINEERING MATERIAL SPECIFICATION WSB-M3D171-A1 Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 5 of 5
