1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2006 04 13 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.7, 3.8 & 4 1994 11 17 Revised NB00E10043064151 Revised 3.4.4 for A2 M. Trapp 1992 04 08 Released NB00I10043054179 L.A. Graham Printed copies are uncontrolled Copyright 2006, Ford Global
2、 Technologies, LLC Page 1 of 11 POLYPHENYLENE ETHER + POLYSTYRENE BLEND (PPE+PS) WSB-M4D844-A1 MOLDING COMPOUND, GENERAL PURPOSE GRADE POLYPHENYLENE ETHER + POLYSTYRENE BLEND (PPE+PS) WSB-M4D844-A2 MOLDING COMPOUND POLYPHENYLENE ETHER + POLYSTYRENE BLEND (PPE+PS) WSB-M4D844-A3 MOLDING COMPOUND POLYP
3、HENYLENE ETHER + POLYSTYRENE BLEND (PPE+PS) WSB-M4D844-A4 MOLDING COMPOUND POLYPHENYLENE ETHER + POLYSTYRENE BLEND (PPE+PS) WSB-M4D844-A5 MOLDING COMPOUND POLYPHENYLENE ETHER + POLYSTYRENE BLEND (PPE+PS) WSB-M4D844-A6 MOLDING COMPOUND 1. SCOPE The materials defined by these specifications are thermo
4、plastic compounds based on polyphenylene ether (or polyphenylene oxide) modified with high impact polystyrene and is not UV stabilized. 2. APPLICATION WSB-M4D844-A1 was released originally for material used for painted garnish moldings and finish panels. WSB-M4D844-A2 was released originally for mat
5、erial used for electrical applications including wiring connectors, corporate bulkhead connectors, lamp sockets, and painted interior trim applications. WSB-M4D844-A3 was released originally for material used for painted interior trim applications. WSB-M4D844-A4 was released originally for material
6、used for the squeegee backing on an all plastic windshield wiper assembly. This material must be painted or used in non-visible applications. WSB-M4D844-A5 was released originally for material used in the speedo housing. WSB-M4D844-A6 was released originally for material used for electrical applicat
7、ions including wiring connectors, corporate bulkhead connectors and lamp sockets. 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 requireme
8、nts of this specification, identified by symbol(s), shall be met with data representing 3 sigma values. ENGINEERING MATERIAL SPECIFICATIONWSB-M4D844-A1/A2/A3/A4/A5/A6Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 2 of 11 3.4 MOLDED TEST SPECIMEN 3.4.1 Preparation
9、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 (Tensile Bar, ISO 3167) B. 120 x 10 x 4.0 +/- 0.2 mm Specimens with shorter dimensions shall be cut fr
10、om the center portion of the test specimen A and/or B. The specimens shall be prepared according to ISO 294. No annealing allowed. 3.4.2 Density (A1 - A6) 1.03 - 1.18 g/cm3(ISO 1183, Method A/ASTM D 792, Method A1) (s) 3.4.3 Tensile Strength at Yield, MPa, min (ISO R 527, 150 min x 10 x 4.0 +/- 0.2
11、mm specimen, 50 mm/min test speed) A1 A2 A3 A4 A5 A6 43 52 52 57 55 58 (s) 3.4.3.1 Elongation at Break, %, min (Test Method according to 3.4.3) 20 15 20 15 15 10 (s) 3.4.4 Flexural Modulus, GPa, min (ISO 178, 80 x 10 x 4.0 +/- 0.2 mm specimen, 2 mm/min test speed, 64 mm support span) 2.4 2.2 2.3 2.5
12、 2.5 2.5 3.4.5 Shear Modulus at 23 C, MPa (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. Specimen length between clamps 35-40 mm. Soak time at each temperature interval - 3
13、minutes minimum). 730 1100 780 1175 750 1130 770 1155 725 1100 770 1160 ENGINEERING MATERIAL SPECIFICATIONWSB-M4D844-A1/A2/A3/A4/A5/A6Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 3 of 11 Additionally, a Shear Modulus vs. Temperature curve be plotted for -50 to +
14、150 C temperature range, at 5 C minimum intervals. The plotted curve must be within tolerance range shown on page 6 (A1), page 7 (A2), page 8 (A3), page 9 (A4), page 10 (A5), page 11 (A6). (s) 3.4.6 Impact Strength, Izod, kJ/m2, min (ISO 180/1A, 80 x 10 x 4.0 +/- 0.2 mm specimen, 10 specimens for ea
15、ch test) 3.4.6.1 At 23 +/- 2 C A1 A2 A3 A4 A5 A6 10 10 14 12 14 15 3.4.6.2 At -40 +/- 2 C 3 4 8 5 8 7 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, if not possible, test ca
16、n be conducted outside, but within 5 s. (s) 3.4.7 Heat Deflection Temperature, C, min (ISO 75, 120 x 10 x 4.0 +/- 0.2 mm specimen, 0.32 +/- 0.01 mm deflection) 3.4.7.1 At 1.80 MPa 100 114 117 120 125 137 3.4.7.2 At 0.45 MPa 111 124 124 131 136 148 All specimens dry as molded. If not tested immediate
17、ly after molding, specimens must be stored in a sealed, moisture-proof container filled with silica gel. (s) 3.4.8 Vicat Softening Temperature, C, min (ISO 306, 10 x 10 x 4.0 +/- 0.2 mm specimens. Bath - silicone oil, temperature raise 50 +/- 5 C/h. Dial gage reset to 0 after addition of 5 kg weight
18、. At 50 N load) 118 128 134 142 145 155 All specimens dry as molded. If not tested immediately after molding, specimens must be stored in a sealed, moisture-proof container filled with silica gel. ENGINEERING MATERIAL SPECIFICATIONWSB-M4D844-A1/A2/A3/A4/A5/A6Printed copies are uncontrolled Copyright
19、 2006, Ford Global Technologies, LLC Page 4 of 11 3.4.9 Heat Aging Performance (A1 - A6) (ISO 188/ASTM D 573, 150 +/- 50 air changes/h, 1000 h at 100 +/- 2 C. Unaged property values shall be determined at the time of the aged properties determination) 3.4.9.1 Tensile Strength Change +/- 25% (Test Me
20、thod per para 3.4.3) 3.4.9.2 Impact Strength, Izod Change +/- 50% (Test Method per para 3.4.6.1, specimens to be notched before heat aging) 3.5 FLAMMABILITY (A1 - A6) (ISO 3795) Burn Rate, max 100 mm/minute (Self-extinguishing) The specimen size required for material approval is 355 x 100 x 2.5 +/-
21、0.1 mm with a smooth surface. 3.6 FOGGING (FLTM BO 116-03) Fog Number, min A1 A2 A3 A4 A5 A6 85 85 80 85 85 85 Formation of excessive amounts of clear film or droplets is cause for rejection. 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting t
22、he requirements of these specifications. 5.1 COEFFICIENT OF LINEAR THERMAL EXPANSION, -5/ C (ASTM D 696) 3.5 - 7.0 3.5 - 6.0 5.0 - 10.0 5.0 - 10.0 3.5 - 8.5 2.0 - 7.0 5.2 MOLD SHRINKAGE (ISO 2577, approx. 150 x 100 x 3.2 +/- 0.2 mm injection molded specimen) 5.2.1 Molding Shrinkage, % . After 48 h a
23、t 23 +/- 2 C ENGINEERING MATERIAL SPECIFICATIONWSB-M4D844-A1/A2/A3/A4/A5/A6Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 5 of 11 A1 A2 A3 A4 A5 A6 0.1 - 0.7 0.3 - 1.1 0.2 - 0.9 0.2 - 0.9 0.3 - 1.1 0.6 - 1.3 5.2.2 Post Shrinkage, % (Separate specimens required for
24、 each test) . After 48 h at 80 C 0.1 - 0.8 0.3 - 1.1 0.2 - 1.1 0.2 - 1.0 0.3 - 1.1 0.7 - 1.3 . After 30 min at 120 C 0.1 - 0.7 0.3 - 1.1 0.3 - 1.1 0.2 - 1.0 0.4 - 1.1 0.7 - 1.3 5.3 RECYCLING CODE (A1 - A6) PPE+PS ENGINEERING MATERIAL SPECIFICATIONWSB-M4D844-A1/A2/A3/A4/A5/A6Printed copies are uncont
25、rolled Copyright 2006, Ford Global Technologies, LLC Page 6 of 11 ENGINEERING MATERIAL SPECIFICATIONWSB-M4D844-A1/A2/A3/A4/A5/A6Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 7 of 11 ENGINEERING MATERIAL SPECIFICATIONWSB-M4D844-A1/A2/A3/A4/A5/A6Printed copies are
26、uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 8 of 11 ENGINEERING MATERIAL SPECIFICATIONWSB-M4D844-A1/A2/A3/A4/A5/A6Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 9 of 11 ENGINEERING MATERIAL SPECIFICATIONWSB-M4D844-A1/A2/A3/A4/A5/A6Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 10 of 11 ENGINEERING MATERIAL SPECIFICATIONWSB-M4D844-A1/A2/A3/A4/A5/A6Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 11 of 11
