1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions 2008 04 11 N-STATUS Replaced by WSS-M4D585-B G. Kowalski 2006 05 22 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.8, 3.9 & 4 1992 12 16 Released NB00I10043054216 L. Graham Printed copies are uncontrolled Copyright 2008, Ford Global Technolog
2、ies, LLC Page 1 of 6 ABS + POLYCARBONATE (ABS+PC) MOLDING COMPOUND WSB-M4D866-A1 ABS + POLYCARBONATE (ABS+PC) MOLDING COMPOUND WSB-M4D866-A2 NOT TO BE USED FOR NEW DESIGN 1. SCOPE The materials defined by these specifications are acrylonitrile-butadiene-styrene (ABS) and polycarbonate (PC) molding c
3、ompounds. 2. APPLICATION These specifications were released originally for materials used for various painted instrument panel components, with WSB-M4D866-A1 used mostly in the lower instrument panel applications. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers
4、and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.4 MOLDING COMPOUND 3.4.1 Melt Flow Rate (A1 & A2) 16 - 20 g/ (ISO 1133, ASTM D 1238, 260 C, 5.0 kg) 10 minutes 3.5 MOLDED TEST SPECIMEN 3.5.1 Preparation of Test Specimens Unless otherw
5、ise 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 from the center portion of the te
6、st specimen A and/or B. The specimens shall be prepared according to ISO 294. No annealing allowed. 3.5.2 Density (A1 & A2) 1.11 - 1.15 g/cm (ISO 1183, Method A/ASTM D 792, Method A1) ENGINEERING MATERIAL SPECIFICATION WSB-M4D866-A1/A2 Printed copies are uncontrolled Copyright 2008, Ford Global Tech
7、nologies, LLC Page 2 of 6 A1 A2 3.5.3 Tensile Strength at Yield, MPa, min 50 53 (ISO R 527/ASTM D 638M, 150 min x 10 x 4.0 +/- 0.2 mm specimen, 50 mm/min test speed) 3.5.3.1 Elongation at Break, %, min 133 89 (Test Method according to para 3.5.3) 3.5.4 Flexural Modulus, GPa, min 2.2 2.2 (ISO 178/AST
8、M D 790M, Method I, Procedure A, 80 x 10 x 4.0 +/- 0.2 mm specimen, 2 mm/min test speed, 64 mm support span, the radius of the loading nose 5.0 +/- 0.1 mm and of the supports 2.0 +/- 0.2 mm) 3.5.5 Shear Modulus at 23 C, MPa 716-1074 753-1129 (ASTM D 4065, forced constant amplitude, fixed frequency o
9、f 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 vs. Temperature curve shall be plotted for -50 to +15
10、0 C temperature range, at 5 C minimum intervals. The plotted curve must be within tolerance range shown on pages 5 (WSB-M4D866-A1) & 6 (WSB-M4D866-A2). 3.5.6 Impact Strength, Izod, kJ/m, min (ISO 180, Method A/ASTM D 256, Method A, 80 x 10 x 4.0 +/- 0.2 mm specimen, 10 specimens for each test) A1 A2
11、 3.5.6.1 At 23 +/- 2 C 39 38 3.5.6.2 At -40 +/- 2 C 12 10 3.5.6.3 At -30 +/- 2 C 24 - 3.5.6.4 At 0 +/- 2 C - 30 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 possibl
12、e, test can be conducted outside, but within 5 s. ENGINEERING MATERIAL SPECIFICATION WSB-M4D866-A1/A2 Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Page 3 of 6 3.5.7 Heat Deflection Temperature, C, min (ISO 75/ASTM D 648, 120 x 10 x 4.0 +/- 0.2 mm specimen, at standar
13、d deflection of 0.32 +/- 0.01 mm) A1 A2 3.5.7.1 At 1.80 MPa 86 99 3.5.7.2 At 0.45 MPa 114 121 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. 3.5.8 Vicat Softening Temperature, C, min 118 127
14、 (ISO 306, 10 x 10 x 4.0 +/- 0.2 mm specimens. Bath - silicone oil, temp. raise 50 +/- 5 C/h. Dial gage reset to 0 after addition of 5 kg weight. At 50.0 N) All specimens dry as molded. If not tested immediately after molding, specimens must be stored in a sealed, moisture-proof container filled wit
15、h silica gel. 3.5.9 Heat Aging Performance (A1 & A2) (ISO 188/ASTM D 573, 150 +/- 50 air changes/h, 1000 h at 90 +/- 2 C. Unaged property values shall be determined at the time of the aged properties determination) 3.5.9.1 Tensile Strength Change, % +/- 25% (Test Method per para 3.5.3) 3.5.9.2 Impac
16、t Strength, Izod Change +/- 25% (Test Method per para 3.5.6.1, specimens to be notched before heat aging) 3.6 FLAMMABILITY (A1 & A2) (ISO 3795) Burn Rate, max 100 mm/minute The specimen size required for material approval is 355 x 100 x 1.3 +/- 0.1 mm with a smooth surface. 3.7 FOGGING (A1 & A2) (FL
17、TM BO 116-03) Fog Number, min 85 Formation of excessive amounts of clear film or droplets is cause for rejection. ENGINEERING MATERIAL SPECIFICATION WSB-M4D866-A1/A2 Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Page 4 of 6 5. GENERAL INFORMATION The information given
18、 below is provided for clarification and assistance in meeting the requirements of these specifications. A1 A2 5.1 COEFFICIENT OF LINEAR THERMAL EXPANSION, -5/ C 7.0 6.5 (ASTM D 696) 5.2 MOLD SHRINKAGE (ISO 2577, approx. 150 x 100 x 3.2 +/- 0.2 mm injection molded specimen) 5.2.1 Molding Shrinkage,
19、 . After 48 h at 23 +/- 2 C 0.58 0.63 5.2.2 Post Shrinkage, % (Separate specimens required for each test) . After 48 h at 80 C 0.71 0.66 . After 30 min at 120 C 1.49 0.71 5.3 INSTRUMENTED IMPACT, J (ASTM D 3763, SPEED 8000 in/min) At 23 C, min 55 49 At -30 C, min 49 48 5.4 VICAT SOFTENING TEMPERATU
20、RE, C, min 134 139 (ISO 306, 10 x 10 x 4.0 +/- 0.2 mm specimens. Bath - silicone oil, temp. raise 50 +/- 5 C/h. Dial gage reset to 0 after addition of 5 kg weight. At 10.0 N) All specimens dry as molded. If not tested immediately after molding, specimens must be stored in a sealed, moisture-proof co
21、ntainer filled with silica gel. 5.5 RECYCLING CODE ABS+PC ENGINEERING MATERIAL SPECIFICATION WSB-M4D866-A1/A2 Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Page 5 of 6 ENGINEERING MATERIAL SPECIFICATION WSB-M4D866-A1/A2 Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Page 6 of 6
