1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2006 03 15 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.7, 3.8 & 4 1991 04 18 Released DF00E00107002028 J.B. Huebner Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 1 of 4 POLYPHENYLENE SULFIDE (PPS), 65% G
2、LASS FIBER/ WSF-M4D803-A2 MINERAL REINFORCED MOLDING COMPOUND 1. SCOPE The material defined by this specification is a 65% mineral and glass fiber reinforced polyphenylene sulfide (PPS) molding compound. 2. APPLICATION This specification was released originally for material used for the alternator c
3、ircuit board. 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). 3.4 MOLDING COMPOUND 3.4.1 Filler Content 63 - 69% (ISO 3451/1, Method A, glass fiber a
4、nd mineral, 2 h at 850 +/- 50 C) 3.4.2 Melt Temperature, min 280 C (ISO 1218, Method B/ASTM D 789 or DSC - ASTM E 794) 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 followin
5、g 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 test specimen A and/or B. The specimens shall be prepared according to ISO 294. No annealing allowed. 3.5.2 D
6、ensity 1.90 - 1.99 g/cm3(ISO 1183, Method A/ASTM D 792, Method A1) ENGINEERING MATERIAL SPECIFICATIONWSF-M4D803-A2 Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 2 of 4 3.5.3 Tensile Strength at Break, min 89 MPa (ISO R 527/ASTM D 638M, 150 min x 10 x 4.0 +/- 0.2
7、mm specimen, 5 mm/minute test speed) 3.5.4 Flexural Modulus, min 12.7 GPa (ISO 178/ASTM D 790M, Method I, Procedure A, 80 x 10 x 4.0 +/- 0.2 mm specimen, 64 mm support span) 3.5.5 Shear Modulus at 23 C 3.75 - 6.26 GPa (ASTM D 4065, forced constant amplitude, fixed frequency of 1 Hz +/- 15%, strain l
8、evel 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 +250 C temperature range,
9、at 5 C minimum intervals. The plotted curve must be within tolerance range shown on page 4 3.5.6 Impact Strength, Izod, min (ISO 180, Method A, 63.5 x 10 x 4.0 +/- 0.2 mm specimen, 10 specimens for each test) 3.5.6.1 At 23 +/- 2 C 2.5 kJ/m23.5.6.2 At -40 +/- 2 C 2.5 kJ/m2The test specimens must be c
10、onditioned 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 can be conducted outside, but within 5 s. 3.5.7 Heat Deflection Temperature, min 250 C (ISO 75/ASTM D 648, 120 x 10 x 4.0 +/- 0.2 mm
11、 specimen. At 1.82 MPa) 3.5.8 Heat Aging Performance (ISO 188/ASTM D 573, 150 +/- 50 air changes/h, 1000 h at 220 +/- 2 C. Unaged property values shall be determined at the time of the aged properties determination) 3.5.8.1 Tensile Strength Change, max -25% (Test Method per para 3.5.3) 3.5.8.2 Impac
12、t Strength, Izod Change, max -25% (Test Method per para 3.5.6.1, specimens to be notched before heat aging) ENGINEERING MATERIAL SPECIFICATIONWSF-M4D803-A2 Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 3 of 4 3.6 FLAMMABILITY (ISO 3795) Burn Rate, max 100 mm/minu
13、te Self-extinguishing (SE) 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 given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 COEFFICIENT OF LINEA
14、R THERMAL EXPANSION 10.0-5/C (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 . After 48 h at 23 +/- 2 C 0.1 - 0.3% ENGINEERING MATERIAL SPECIFICATIONWSF-M4D803-A2 Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 4 of 4
