FORD-WSK-M4D894-A2-2006.pdf
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1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions 2006 06 26 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.11, 3.9-Suppliers Resp. & 4 1995 04 03 Activated EP00E10460370000 L. Rodigas Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 1 of 6 POLYBUTYLENE TERE
2、PHTHALATE + WSK-M4D894-A1 ACRYLONITRILE STYRENE ACRYLATE BLEND (PBT+ASA), 10% GLASS FIBER REINFORCED MOLDING COMPOUND, GENERAL PURPOSE POLYBUTYLENE TEREPHTHALATE + ACRYLONITRILE WSK-M4D894-A2 STYRENE ACRYLATE BLEND (PBT+ASA), 10% GLASS FIBER REINFORCED MOLDING COMPOUND, INTERIOR POLYBUTYLENE TEREPHT
3、HALATE + ACRYLONITRILE WSK-M4D894-A3 STYRENE ACRYLATE BLEND (PBT+ASA), 10% GLASS FIBER REINFORCED MOLDING COMPOUND, EXTERIOR 1. SCOPE The materials defined by these specifications are 10% glass fiber reinforced blends of polybutylene terephthalate and acrylonitrile-styrene-acrylate (PBT+ASA). WSK-M4
4、D894-A2 and WSK-M4D894-A3 materials are able to fulfill weathering requirements necessary for interior and exterior applications, respectively. 2. APPLICATION These specifications were released originally for materials used for: WSK-M4D894-A1 - various functional general purpose applications such as
5、 nonvisible covers, WSK-M4D894-A2 - various functional interior applications such as covers exposed to sunlight, WSK-M4D894-A3 - various functional exterior applications such as body covers. 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). 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 8 - 20 g/10 minutes (ISO 1133, 260 C, 2.1
7、6 kg) The material shall be dried for 2 h minimum at 125 C in a mechanical convection oven immediately preceding the test. 3.4.2 Glass Fiber Content 8 - 12% (ISO 3451/2, at 750 +/- 25 C, test portion 2.5 - 3.0 g) ENGINEERING MATERIAL SPECIFICATION WSK-M4D894-A1/A2/A3 Printed copies are uncontrolled
8、Copyright 2006, Ford Global Technologies, LLC Page 2 of 6 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 following dimensions are required: A. 150 min x 10 x 4.0 +/- 0.2 mm (
9、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. 3.5.2 Density 1.29 - 1.34 g/cm (ISO 1183, Method A) (s) 3.5.3 Tensil
10、e Strength at Max Load, min 65 MPa (ISO R 527, 150 x 10 x 4.0 +/- 0.2 mm specimen, 5 mm/minute test speed) (s) 3.5.4 Flexural Modulus, min 3.7 GPa (ISO 178, 80 x 10 x 4.0 +/- 0.2 mm specimen, 2 mm/min test speed, 64 mm support span) 3.5.5 Shear Modulus at 23 C 0.92 - 1.55 GPa (ASTM D 4065, forced co
11、nstant 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. Specimen length between clamps 35 - 40 mm. Soak time at each temperature interval - 3 minutes minimum) Additionally, a Shear Modulus versus Temperatu
12、re 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 6. (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 3.0 kJ/m 3
13、.5.6.2 At -40 +/- 2 C 2.0 kJ/m 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. ENGINEERING MATERIAL SPECIFICATION WSK-M4D894-A1/A2/A3 Printed copies are uncontrolled Copyrigh
14、t 2006, Ford Global Technologies, LLC Page 3 of 6 (s) 3.5.7 Heat Deflection Temperature, min (ISO 75, 120 x 10 x 4.0 +/- 0.2 mm specimen, edgewise, 0.32 +/- 0.01 mm deflection) 3.5.7.1 At 1.80 MPa 120 C 3.5.8 Heat Aging Performance (ISO 188, except 150 +/- 50 air changes/h, 1000 h at 140 +/- 2 C. Un
15、aged property values shall be determined at the time of the aged properties determination) 3.5.8.1 Tensile Strength at Max Load Change +/- 20% (Test Method per para 3.5.3) 3.5.8.2 Impact Strength, Izod Change +/- 20% (Test Method per para 3.5.6.1, specimens to be notched before heat aging) 3.6 FOGGI
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