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本文(FORD WSS-M4D429-C3-2013 NYLON (PA) 6 MOLDING COMPOUND 34% MINERAL FILLED EXTERIOR PAINTED TO BE USED WITH FORD WSS-M99P1111-A .pdf)为本站会员(Iclinic170)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

FORD WSS-M4D429-C3-2013 NYLON (PA) 6 MOLDING COMPOUND 34% MINERAL FILLED EXTERIOR PAINTED TO BE USED WITH FORD WSS-M99P1111-A .pdf

1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 01 2013 03 27 N Status No replacement named M. Gramlich, NA 2007 04 19 Activated G. Kowalski Copyright 2013, Ford Global Technologies, LLC Page 1 of 5 NYLON (PA) 6, MOLDING COMPOUND, 34% MINERAL FILLED, WSS-M4D429-C3 EXTERIOR, PAINTED NOT

2、 TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is an injection molding grade, mineral filled thermoplastic nylon 6 molding compound based on caprolactam. 2. APPLICATION This specification was released originally for material used for painted wheel covers or exterior o

3、rnament applications. NOTICE: This material absorbs and retains moisture. Part design and tolerances must accommodate changes in part dimensions and physical properties due to moisture absorption or loss in the service/assembly environment. 3. REQUIREMENTS 3.1 STANDARD REQUIREMENTS FOR PRODUCTION MA

4、TERIALS Material suppliers and part producers must conform to the 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 using latest ISO test methods. 3.1.2

5、This specification is based on virgin material only. The use of in-house regrind is not allowed unless the part is validated during PV testing with the documented level of regrind noted on the part drawing. 3.1.3 Painted parts must meet the requirements of 3.2 MOLDING COMPOUND (s) 3.2.1 Melt Flow Ra

6、te 3.6 - 10.5 g/10 minutes (ISO 1133, 235 C, 2.16 kg) The material shall be dried for 2 h minimum at 80 C in a mechanical convection oven immediately preceding the test. (s) 3.2.2 Mineral Filler Content 31.5 - 36.7% (ISO 3451-4) ENGINEERING MATERIAL SPECIFICATION WSS-M4D429-C3 Copyright 2013, Ford G

7、lobal Technologies, LLC Page 2 of 5 3.3 MOLDED TEST SPECIMEN 3.3.1 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 527-2, specime

8、n type 1A) B. 60 x 60 x 2.0 +/- 0.1 mm (ISO/DIS 294-3) C. 355 x 100 x 1.0 +/-0.1 mm (ISO 3795) Test specimen A shall be molded using molding conditions defined in (ISO 1874-2). Specimens with shorter dimensions shall be cut from the center of the specimen A. No annealing allowed. 3.3.2 Density 1.38

9、- 1.46 g/cm3 (ISO 1183, Method A) (s) 3.3.4 Tensile Strength at Max Load, min 62.38 MPa (ISO 527-1 150 x 10 x 4 mm specimen A). Test speed shall be 5 mm/minute for all materials. Provide a curve of tensile stress versus strain using one specimen per lot at each of the following temperatures: -40 C,

10、23 C and 110 C. For ductile materials, the curve shall cover strain through yield point. 3.3.6 Impact Strength, Izod, notched (Initial Qualification), min (ISO 180/1A, 80 x 10 x 4.0 +/- 0.2 mm specimen use center section of specimen A, 10 specimens for each test) 3.3.6.1 At 23 +/- 2 C 3.0 kJ/m2 3.3.

11、6.2 At -40 +/- 1 C 2.3 kJ/m2 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, test may be conducted outside, but within 5 seconds. ENGINEERING MATERIAL

12、 SPECIFICATION WSS-M4D429-C3 Copyright 2013, Ford Global Technologies, LLC Page 3 of 5 (s) 3.3.7 Tensile Modulus, min 3363 MPa (ISO 527-1 & ISO 527-2, 150 minimum x 10 x 4.0 +/- 0.2 mm specimen A test speed: 1mm/minute) (s) 3.3.8 Charpy, notched, min (ISO 179/1eA, 80 x 10 x 4.0 +/- 0.2 mm specimen u

13、se center section of specimen A, 10 specimens 3.3.8.1 At 23 +/- 2 C 3.00 kJ/m2 3.3.8.2 At -40 +/- 2 C 2.17 kJ/m2 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

14、 possible, test may be conducted outside, but within 5 seconds. 3.3.9 Heat Deflection Temperature, min 61 C (ISO 75-1 & 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) All specimens dry as molded. If not tested immediat

15、ely after molding, specimens must be stored in a sealed, moisture-proof container filled with silica gel. 3.3.10 Heat Aging Performance (ISO 188, except 150 +/- 50 air changes/h, 1000 h at 110 +/- 2 C. After heat aging test specimens are to be conditioned in a desiccator for 3 - 5 h at 23 +/- 2 C. U

16、naged property values shall be determined at the time of the aged properties determination) 3.3.10.1 Impact Strength, Izod Change +/- 25% (Test Method per para 3.3.6.1, specimens to be notched before heat aging) 3.4 SCRATCH RESISTANCE (FLTM BN 108-13, 1.0 +/- 0.1 mm steel ball at 7.0 N, 6.0 N, 4.5 N

17、, 3.0 N and 2.0 N) Rating 2 required at 2.0 N Rating 2 (No visible whitening at any load) 3.5 ODOR, max Rating 2 (SAE J1351/FLTM BO 131-01) 3.6 FOGGING (SAE J1756, 3 h at 100 C heating, 21 C cooling plate, post test conditioning 1 h and 16 h) Fog Number, min 70 Formation of clear film, droplets or c

18、rystals is cause for rejection. ENGINEERING MATERIAL SPECIFICATION WSS-M4D429-C3 Copyright 2013, Ford Global Technologies, LLC Page 4 of 5 3.7 FLAMMABILITY (ISO 3795/SAE J369) Burn Rate, max 100 mm/minute The specimen size required for material approval is 355 x 100 x 1.0 +/- 0.1 mm (use specimen C)

19、 with a smooth surface. 4. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 4.1 COEFFICIENT OF LINEAR THERMAL EXPANSION (ISO 11359-2 TMA) Temperature range: -30 - 40 C 5 7-5 mm/C 60 - 110 C 6 - 12-5 mm/C 4

20、.2 MOLD SHRINKAGE (ISO 294-3 and 294-4, 60 x 60 x 2.0 +/- 0.1 mm injection molded specimen B) 4.2.1 Molding Shrinkage . After 48 h at 23 +/- 2 C 0.85 - 1.45% 4.2.2 Post Shrinkage (Separate specimens required for each test) . After 48 h at 80 C Flow 0.03 0.09% X Flow 0.03 0.10% . After 30 minutes at

21、120 C Flow 0.10 - 0.15% X Flow 0.15% NOTE: Report both the flow and cross-flow direction. 4.3 WATER ABSORPTION 1.08% (ISO 62, 24 h immersion, 50 +/- 1 mm diameter, 3.2 +/- 0.2 mm thick specimen) 4.4 IMPACT STRENGTH, IZOD, min (PA) (ISO 180/1A, 80 x 10 x 4.0 +/- 0.2 mm specimen (use center section of

22、 specimen A), 10 specimens minimum) 4.4.1 After Moisture Conditioning 11 kJ/m2 The notched specimens shall be immersed for 48 h in distilled water at 50 +/- 1 C and subsequently conditioned for 1 h at 23 +/- 2 C and 50 +/- 5% relative humidity prior to test and tested under the same conditions withi

23、n 1 h. ENGINEERING MATERIAL SPECIFICATION WSS-M4D429-C3 Copyright 2013, Ford Global Technologies, LLC Page 5 of 5 4.5 HEAT DEFLECTION TEMPERATURE 171 C (ISO 75-1 & 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 0.45 MPa) 4.6 MATERIAL IDENTIFICATION FOR RECYCLING PURPOSES (ISO 1043 latest) SAE PA6-M34

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