1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions Ver. 4 2008 10 08 N-STATUS Replaced by ESB-M4D483-A1 C. Boese, FNA 2006 05 24 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.8, 3.9 & 4 1993 10 01 Released EP00E10258828000 L. Rodigas Printed copies are uncontrolled Copyright 2006, Ford Global
2、 Technologies, LLC Page 1 of 5 ABS, GENERAL PURPOSE, RECOMPOUNDED MOLDING COMPOUND WSK-M4D864-A3 NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a recompounded injection and/or extrusion molding compound based on virgin off color acrylonitrile/ butadiene/styrene
3、(ABS) material. 2. APPLICATION This specification was released originally for material used for door panels or other non-visible parts. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Prod
4、uction Materials (WSS-M99P1111-A). 3.4 MOLDING COMPOUND (s) 3.4.1 Melt Flow Rate 2 - 10 g/ (ISO 1133, 220 C, 10 kg) 10 minutes 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 S
5、pecimens 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 from the ce
6、nter 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 1.04 - 1.10 g/cm (ISO 1183, Method A) ENGINEERING MATERIAL SPECIFICATIONWSK-M4D864-A3Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC P
7、age 2 of 5 (s) 3.5.3 Tensile Strength at Yield, min 46 MPa (ISO R 527, 150 min x 10 x 4.0 +/- 0.2 mm specimen, 50 mm/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 sp
8、an) 3.5.5 Shear Modulus at 23 C 0.68 - 1.3 GPa (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
9、 - 3 minutes minimum) Additionally, a Shear Modulus vs. Temperature curve shall be plotted for -50 to +120 C temperature 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 speci
10、men, 10 specimens for each test) 3.5.6.1 At 23 +/- 2 C 15 kJ/m 3.5.6.2 At -40 +/- 2 C 3.3 kJ/m 3.5.6.3 At -10 +/- 2 C 8.8 kJ/mThe 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.
11、(s) 3.5.7 Heat Deflection Temperature, min 75 C (ISO 75, 120 x 10 x 4.0 +/- 0.2 mm specimen, 0.32 +/- 0.01 mm deflection). At 1.80 MPa) 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. (s) 3.5
12、.8 Vicat Softening Temperature, min 94 C (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 N load) All specimens dry as molded. If not tested immediately after molding, specimens must be stored in a
13、sealed, moisture-proof container filled with silica gel. ENGINEERING MATERIAL SPECIFICATIONWSK-M4D864-A3Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 3 of 5 3.5.9 Heat Aging Performance (ISO 188, except 150 +/- 50 air changes/h, 1000 h at 80 +/- 2 C. Unaged prope
14、rty values shall be determined at the time of the aged properties determination) 3.5.9.1 Tensile Strength at Yield, Change +/- 20% (Test Method per para 3.5.3) 3.5.9.2 Impact Strength, Izod Change +/- 30% (Test Method per para 3.5.6.1, specimens to be notched before heat aging) 3.6 FOGGING (FLTM BO
15、116-03, 3 h at 100 C) Fog Number, min 90 Formation of clear film or droplets is cause for rejection. 3.7 FLAMMABILITY (ISO 3795) Burn Rate, max 100 mm/minute The specimen size required for material approval is 355 x 100 x 1.0 +/- 0.1 mm with a smooth surface. 5. GENERAL INFORMATION The information g
16、iven below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 COEFFICIENT OF LINEAR THERMAL EXPANSION 8-5/ C (ASTM E 228 or TMA, temperature range -20 to +40 C) 5.2 MOLD SHRINKAGE (ISO 2577, approx. 150 x 100 x 3.2 +/- 0.2 mm injection molded specimen
17、) 5.2.1 Molding Shrinkage . After 48 h at 23 +/- 2 C 0.4 - 0.7% 5.2.2 Post Shrinkage (Separate specimens required for each test) . After 48 h at 80 C 0.1% . After 30 min at 120 C 0.2% ENGINEERING MATERIAL SPECIFICATIONWSK-M4D864-A3Printed copies are uncontrolled Copyright 2006, Ford Global Technolog
18、ies, LLC Page 4 of 5 5.3 MELT VOLUME RATE (ISO 1133, 220 C, 10kg) 2 - 10 g/ 10 minutes Note: The material shall be dried for 2 h minimum at 80 - 85 C in a mechanical convection oven immediately preceding the test. 5.4 Heat Deflection Temperature, min 89 C (ISO 75, 120 x 10 x 4.0 +/- 0.2 mm specimen,
19、 0.32 +/- 0.01 mm deflection. At 0.45 MPa) 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. 5.5 RECYCLING CODE ABS ENGINEERING MATERIAL SPECIFICATIONWSK-M4D864-A3Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 5 of 5
