1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 02 2012 11 01 N Status No longer used / produced L. Soreide, NA 2005 10 28 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.9, 3.10 & 4 2000 09 22 Activated L. Rodigas Controlled document at www.MATS Copyright 2012, Ford Global Technologies, LLC
2、 Page 1 of 4 POLYAMIDE 6 (PA6), 15% GLASS FIBER REINFORCED WSS-M4D665-A3 POST INDUSTRIAL RECYCLATE (PIR) MOLDING COMPOUND NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a type 6 polyamide molding compound reinforced 15% glass fiber with 100% PIR. 2. APPLICATION
3、This specification was released originally for material used for timing belt cover. 3. REQUIREMENTS Material specification requirements are to be used for initial qualification of materials. 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the
4、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. 3.3 CONDITIONING AND TEST CONDITIONS All test values indicated herein are based on material conditioned
5、in a controlled atmosphere of 23 +/- 2 C and 50 +/- 5% relative humidity for not less than 24 h prior to testing and tested under the same conditions unless otherwise specified. All test values indicated herein are based on material and specimens with moisture content not exceeding 0.2% (test accord
6、ing to ISO 960, Method B). All test materials immediately after processing have to be sealed in containers that are impermeable to water vapor. If the moisture content exceeds 0.2%, condition the material for a minimum of 16 h at 40 - 50 C at a reduced pressure below 133 Pa. 3.4 MOLDING COMPOUND (s)
7、 3.4.1 Filler Content 3.4.1.1 Glass Fiber 13 - 17% (ISO 3451/4, test temperature 600 +/- 25 C, test portion 1 g) (s) 3.4.2 Melt Temperature, minimum 215 C (ISO 3146, Method C, 10 C/minute heating rate) ENGINEERING MATERIAL SPECIFICATION WSS-M4D665-A3 Copyright 2012, Ford Global Technologies, LLC Pag
8、e 2 of 4 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 minimum x 10 x 4.0 +/- 0.2 mm (ISO 3167, Type 1A) B. 120 x 10 x 4.0 +/- 0.2
9、mm C. 355 x 100 x 1.0 +/-0.1 mm (ISO 3795) 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 1.22 - 1.25 (ISO 1183, Method A) g/cm3 (s) 3.5.3 Tensile Streng
10、th at Yield, minimum 87 MPa (ISO R 527, 150 minimum x 10 x 4.0 +/- 0.2 mm specimen, 5 mm/minute test speed) (s) 3.5.4 Flexural Modulus, minimum 4.2 GPa (ISO 178, 80 x 10 x 4.0 +/- 0.2 mm specimen, 2 mm/minute test speed, 64 mm support span) 3.5.5 Shear Modulus at 23 C 0.9 - 1.5 GPa (ASTM D 4065, for
11、ced constant amplitude, fixed frequency of 1 Hz +/- 15%, strain level below 1%. Specimen approximately 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 vers
12、us temperature curve shall be plotted for -50 to +200 C temperature range, at 5 C minimum intervals. The plotted curve must be within tolerance range granted on the original material approval and it shall constitute the reference standard for materials supplied to this specification and shall be kep
13、t on file at the designated material laboratory and be available on request. (s) 3.5.6 Impact Strength, Izod, minimum (ISO 180/1A, 80 x 10 x 4.0 +/- 0.2 mm specimen use center section of specimen A, 10 specimens for each test) 3.5.6.1 At 23 +/- 2 C 3.1 kJ/m2 3.5.6.2 At -40 +/- 1 C 3.0 kJ/m2 ENGINEER
14、ING MATERIAL SPECIFICATION WSS-M4D665-A3 Copyright 2012, Ford Global Technologies, LLC Page 3 of 4 The test specimen must be conditioned for minimum of 6 hours at the above specified temperature prior to impact test. Low temperature testing shall be done within the cold chamber, if not possible, tes
15、t may be conducted outside, but within 5 seconds. 3.5.7 Heat Deflection Temperature, minimum 180 C (ISO 75-1 and ISO 75-2, 80 x 10 x 4.0 +/- 0.2 mm specimen (use center section of specimen A), flatwise, 0.34 +/- 0.1 mm deflection. At 1.80 MPa) 3.5.8 Heat Aging Performance (ISO 188, except 150 +/- 50
16、 air changes/h, 1000 h at 140 +/- 2 C. After heat aging test specimens are to be conditioned in a desiccator for 3 - 5 h at 23 +/- 2 C. Unaged property values shall be determined at the time of the aged properties determination) 3.5.8.1 Impact Strength, Izod +/- 25% Change (Test Method per para 3.5.
17、6.1, specimens to be notched before heat aging) 3.6 FOGGING (SAE J 1756, 3 h at 100 C heating, 21 C cooling plate, post test conditioning 1 h and 16 h) Fog Number, minimum 90 Formation of clear film, droplets or crystals is cause for rejection. 3.7 ODOR, max Rating 2 (SAE J1351/FLTM BO 131-01) 3.8 F
18、LAMMABILITY (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 given below is provided for clarification and assistance in meeting the requirements of this specification.
19、 5.1 COEFFICIENT OF LINEAR THERMAL EXPANSION 5.0-5/ C (ASTM E 831 TMA, temperature range -30 to +30 C) ENGINEERING MATERIAL SPECIFICATION WSS-M4D665-A3 Copyright 2012, Ford Global Technologies, LLC Page 4 of 4 5.2 MOLD SHRINKAGE (ISO/DIS 294-3, 60 x 60 x 2.0 +/- 0.1 mm injection molded specimen) 5.2
20、.1 Molding Shrinkage . After 48 h at 23 +/- 2 C 0.3 - 0.83% 5.2.2 Post Shrinkage (Separate specimens required for each test) . After 48 h at 80 C 0.05 - 0.89% . After 30 minutes at 120 C 0.10 - 1.20% 5.3 WATER ABSORPTION 1.75% (ISO 62, 24 h immersion, 50 +/- 1 mm diameter, 3.2 +/- 0.2 mm thick speci
21、men) 5.4 IMPACT STRENGTH, CHARPY (ISO 179/1eA, 80 x 10 x 4.0 +/- 0.2 mm specimen use center section of specimen A, 10 specimens for each test) 5.4.1 At 23 +/- 2 C 3.0 kJ/m2 5.4.2 At -40 +/- 1 C 2.8 kJ/m2 The test specimen must be conditioned for minimum of 6 hours at the above specified temperature
22、prior to impact test. Low temperature testing shall be done within the cold chamber. If not possible, test may be conducted outside, but within 5 seconds. 5.5 IMPACT STRENGTH, IZOD, min 15 kJ/m2 After Moisture Conditioning (ISO 180/1A, 80 x 10 x 4.0 +/- 0.2 mm specimen use center section of specimen
23、 A, 10 specimens for each test, Immersion of specimens: 48 h in distilled water at 50 +/- 1 C and subsequently conditioned for 1 h at 23 +/- 2 C/ 50 +/- 5% relative humidity prior to test and tested under same conditions within 1 h) 5.6 HEAT DEFLECTION TEMPERATURE 210 C (ISO 75-1 and ISO 75-2, 80 x 10 x 4.0 +/- 0.2 mm specimen use center section of specimen A, edgewise, 0.32 +/- 0.1 mm deflection. At 1.80 MPa) 5.7 MATERIAL IDENTIFICATION FOR RECYCLING PURPOSES PA66-(GF15)
