FORD WSS-M4D684-B1-2014 ABS PC BLEND MEDIUM IMPACT STRENGTH MOLDING COMPOUND INTERIOR TO BE USED WITH FORD WSS-M99P1111-A .pdf

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1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev. 0 2014 06 24 Revised See Summary of Revisions M. Corley, T. Nover, FoE 2013 05 17 Released T. Nover, FoE Controlled document at www.MATS Copyright 2014, Ford Global Technologies, LLC Page 1 of 8 ABS/PC BLEND, MEDIUM IMPACT STRENGTH WSS-M

2、4D684-B1 MOLDING COMPOUND, INTERIOR 1. SCOPE The material defined by this specification is a medium impact strength easy flow molding compound based on acrylonitrile-butadiene-styrene/polycarbonate (ABS/PC) blend. 2. APPLICATION This specification was released originally for material used for painte

3、d and non-visible interior parts. 3. REQUIREMENTS 3.1 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements for Production Materials (WSS-M99P1111-A). Note: Many 4D resin specifications prior to 2011, identified certai

4、n requirements with the symbol (s), which indicated that the mean and +/- 3 sigma values were to be reported. The specification minimum, maximum or range was established using 3 sigma data. For 2011 and beyond, refer to Table 1 for number of samples required for each test. 3.1.1 This specification i

5、s based on virgin materials, however materials with recycled content as defined by WRS-M99P42-A1 (post-consumer and/or post industrial recyclates and repolymerised recycled materials) should be used whenever feasible. 3.1.2 The use of regrind is permitted, for economic / environmental reasons, with

6、compliance as indicated in Ford Engineering CAD and Drafting Standard E-4 3.1.3 Materials used in interior applications must meet the requirements outlined in WSSM99P2222-D1/Latest, Performance, Vehicle Interior Environment Quality Material/Component Requirements. Data must be included in material s

7、ubmission package. 3.1.4 Performance Criteria:Parts using this specification shall meet the appropriate performance specifications:WSK-M98P10-A/latest for exterior lighting application. If painted, must be tested to WSS-M2P188-A1/latest for interiors or WSS-M2P180-D/latest for exteriors application

8、and a primer may be required to reduce appearance defects such as blushing. 3.2 SAMPLE PREPARATION Unless otherwise specified all tests shall be carried out on injection molded, one-end gated test specimens. The test specimens A and D shall be molded using molding conditions defined in ISO 2580-2. N

9、o annealing is allowed. See Table 1 for the number of samples required. Specimens shall be as follows: Specimen A 150 minimum x 10 x 4.0 +/- 0.2 mm (ISO 527-2, Specimen Type 1A) Specimen B 355 x 100 x 1.0 +/- 0.1 mm (ISO 3795) Specimen C 145 x 60 x 3.2 +/- 0.2 mm Specimen D Center of Specimen A, 80

10、x 10 x 4.0 +/- 0.2 mm ENGINEERING MATERIAL SPECIFICATION WSS-M4D684-B1 Copyright 2014, Ford Global Technologies, LLC Page 2 of 8 Specimen E 100 mm diameter x 3.2 mm Specimen F 80 mm diameter x 3.2 mm Specimen G 90 mm x 200 mm Specimen H 50 +/- 1 mm diameter x 3.2 +/- 0.2 mm Specimen I 100 mm x 150 m

11、m, min 3.3 MATERIAL PROPERTIES 3.3.1 Density 1.11 1.16 g/cm3 (ISO 1183, Method A) 3.3.2 Tensile Strength at Yield 48 MPa min (ISO 527-1 and ISO 527-2, Specimen A, 50 mm/minute test speed) 3.3.3 Elongation at Yield 3.0% min (ISO 527-1 and ISO 527-2, Specimen A, 50 mm/minute test speed) 3.3.4 Flexural

12、 Modulus 1.7 GPa (ISO 178, Specimen D, 64 mm support span, 2 mm/minute test speed) 3.3.5 Impact Strength, Notched Izod (ISO 180/1A, Specimen D) 3.5.7.1 At 23 +/- 2 C 40 kJ/m2 3.5.7.2 At -20 +/- 2 C 30 kJ/m2 3.5.7.3 At -40 +/- 2 C 15 kJ/m2 The test specimen must be conditioned for minimum of 6 hours

13、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 3.3.6 Heat Deflection Temperature 100 C min (ISO 75-1 and ISO 75-2, Specimen D, flatwise, 0.34 +/- 0.1 mm defle

14、ction. At 1.82 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. 3.3.7 Vicat Softening Temperature 117 C min (ISO 306, Specimen D, Bath - silicone oil, temperature raise 50 +/- 5 C/h. Dial

15、 gage reset to O 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 sealed, moisture-proof container filled with silica gel. ENGINEERING MATERIAL SPECIFICATION WSS-M4D684-B1 Copyright 2014, Ford Global Tech

16、nologies, LLC Page 3 of 8 3.3.8 Heat Aging Performance (ISO 188, 150 +/- 50 air changes/h, 1000 h at 90 +/- 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 determinatio

17、n) 3.3.8.1 Tensile Strength Change, max +/- 25 % (Test Method per para 3.4.3) 3.3.8.2 Impact Strength, Izod Change, max +/- 25 % (Test Method per para 3.5.5.1, specimens to be notched before Heat Aging) 3.3.9 Hydrolytic Stability (ISO 188, humidity aging at 90 C/70% RH for 500 h or 80 C/70% RH for 1

18、000 h After humidity aging test specimens are to be conditioned for 24 h at 23 +/- 2 C 50% RH. Unaged property values shall be determined at the time of the aged properties determination) 3.3.9.1 Impact Strength, Notched Charpy, Change +/- 50% max (Test Method per para 3.4.6.1, specimens to be notch

19、ed before humidity aging) 3.3.10 Odor Rating 3 max (FLTM BO 131-03, Specimen G) 3.3.11 Fogging Photometric (SAE J1756, Specimen F, 3 h at 100 C heating, 21 C cooling plate, post test conditioning 16 h) Fog Number 70 min Formation of clear film, droplets or crystals is cause for rejection. 3.3.12 Fla

20、mmability (ISO 3795/SAE J369, Specimen B, smooth surface) Burn Rate 100 mm/minute max ENGINEERING MATERIAL SPECIFICATION WSS-M4D684-B1 Copyright 2014, Ford Global Technologies, LLC Page 4 of 8 3.4 MATERIAL PROPERTIES REPORT ONLY Values are retained in Ford Materials Database . 3.4.1 Melt Flow Rate R

21、eport Value g/10 minutes (ISO 1133 260 C, 5 kg) The material shall be dried for 4 h minimum at 100 C in a mechanical convection oven immediately preceding the test. 3.4.2 Coefficient of Linear Thermal Expansion (ISO 11359-2, -30C to 30C) Flow Report Value, E-5 mm/mm/ C Cross Flow Report Value, E-5 m

22、m/mm/ C 3.4.3 Molding Shrinkage (Report method used, sample size and value) After 48 h at 23 +/- 2 C Flow Report Value, % Cross Flow Report Value, % 3.4.4 Post Shrinkage (Report method used, sample size and value Separate specimens required for each test, report total shrinkage) After 48 h at 80 C F

23、low Report Value, % Cross Flow Report Value, % After 30 minutes at 120 C Flow Report Value, % Cross Flow Report Value, % 3.4.5 Impact Strength, Notched Charpy (ISO 179-1/1eA, Specimen D) 3.4.5.1 At 23 +/- 2 C Report Value, kJ/m2 Report Break Type 3.4.5.2 At -40 +/- 2 C Report Value, kJ/m2 Report Bre

24、ak Type 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 SPECIFICATION WSS-M4

25、D684-B1 Copyright 2014, Ford Global Technologies, LLC Page 5 of 8 3.4.6 Impact Strength Multiaxial (ASTM D 3763, Impact velocity: 6.6 m/s Specimen E, smooth surface injection molded specimen) Max Load Energy at 23 +/- 2 C Report J Energy Absorbed 100 % Ductile Max Load Energy at -10 +/- 2 C Report J

26、 Energy Absorbed 80 % Ductile min Ductile is defined as a failure in which plastic deformation precedes fracture sample does not fracture into two or more pieces samples does not show cracks radiating more than 10mm beyond the center of the impact point In borderline cases Ford Material Engineering

27、can use additional data such as load vs. deflection curves or maximum load data to establish ductility. Test specimens must be conditioned for minimum of 6 h at test temperature prior to impact testing. Low temperature testing shall be conducted within the same environmental chamber as the clamp mec

28、hanism of the impact device. Specimens can be transported from the conditioning environment to the testing environment, provided the transfer is within 5 seconds. Load verses deflection curves must be provided for all tested samples. Original samples are to be submitted for review or, in agreement w

29、ith Ford Materials Engineering, photos of the tested samples. 3.4.7 Poissons Ratio Report Ratio (ISO 527-1/2, Specimen A 1 mm/minute test speed) 3.4.8 Supplemental Information The following curves are to be submitted with the data packages: FTIR TGA DSC CLTE Engineering Stress/Strain at 23 C 4. GENE

30、RAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. Contact for questions concerning Engineering Material Specifications. ENGINEERING MATERIAL SPECIFICATION WSS-M4D684-B1 Copyright 2014, Ford Global Technologies

31、, LLC Page 6 of 8 4.1 TYPICAL PROPERTIES USING METHODS IN SECTION 3.4 Para. Test Typical Value Units 3.4.1 Melt Flow Rate 14 - 21 g/10 minutes 3.4.2 Coefficient of Linear Thermal Expansion Flow Cross Flow 7.5 E-5 mm/mm/ C E-5 mm/mm/ C 3.4.3 Molding Shrinkage After 48 h at 23 +/- 2 C (For specific me

32、thod and sample size, contact Materials Engineering) Flow Cross Flow 0.5 0.7 0.5 0.7 % % 3.4.4 Post Shrinkage (For specific method and sample size, contact Materials Engineering. Values show total shrinkage) - After 48 h at 80 +/- 2 C Flow Cross Flow - After 30 minutes at 120 C Flow Cross Flow 0.02

33、0.03 0.02 0.03 0.15 0.2 0.15 0.2 % % % % 3.4.5.1 Impact Strength, Notched Charpy; At 23 +/- 2 C 28 kJ/m2 3.4.5.2 Impact Strength, Notched Charpy; At -40 +/- 2 C 9 kJ/m2 3.4.6 Impact Strength, Multiaxial; Max Load Energy at 23 +/- 2 C; 6.6 m/s 44,9 J 3.4.6 Impact Strength, Multiaxial; Max Load Energy

34、 at -10 +/- 2 C; 6.6 m/s 50,1 J 3.4.7 Poissons Ratio 0.35 N/A 4.2 MATERIAL IDENTIFICATION FOR RECYCLING PURPOSES PC+ABS (ISO 1043/11469) ENGINEERING MATERIAL SPECIFICATION WSS-M4D684-B1 Copyright 2014, Ford Global Technologies, LLC Page 7 of 8 Table 1: Minimum Sample Size Initial Approval New Manufa

35、cturing Location for Previously Approved Material Para. Test Minimum Lots Specimens per Lot Total Test Specimens Lots Specimens per lot Total Test Specimens 3.1 WSS-M99P1111-A 3.1.X WSS-M99P2222-D1/Latest Total Carbon, Hazardous Substances, Formaldehyde, Acraldehyde, Acetaldehyde (See below for Odor

36、 and Fogging) 1 1 1 per test 3.3.1 Density 1 3 3 3.3.2 Tensile Strength at Yield* 3 5 15 1 5 5 3.3.3 Elongation at Yield* 3 5 15 1 5 5 3.3.4 Flexural Modulus* 3 10 30 1 10 10 3.3.5 Impact Strength, Notched Izod* 3 10 30 1 10 10 3.3.6 Heat Deflection Temperature* 3 2 6 1 2 2 3.3.7 Vicat Softening Tem

37、perature* 3 2 6 1 2 2 3.3.8 Heat Aging Performance 3.3.8.1 Tensile Strength at Yield, Change 1 5 5 3.3.8.2 Impact Strength, Notched Charpy, Change 1 10 10 3.3.9 Hydrolytic Stability 1 10 10 3.3.10 Odor 1 9 9 3.3.11 Fogging Photometric 1 3 3 3.3.12 Flammability 1 5 5 3.4.1 Melt Flow Rate* 1 1 1 3.4.2

38、 Coefficient of Linear Thermal Expansion (per condition) 1 3 3 3.4.3 Mold Shrinkage 1 5 5 1 5 5 3.4.4 Post Shrinkage 1 5 5 1 5 5 3.4.5 Impact Strength, Notched Charpy 1 10 10 3.4.6 Impact Strength, Multiaxial (per condition)* 3 10 30 1 10 10 3.4.6 Poissons Ratio 1 5 5 3.4.7 Curves - IR - TGA - DSC -

39、 CLTE - Stress/Strain Curves at 23 C 1 1 1 per test * For these requirements the 3 sigma value from the raw data is used to meet the requirements. ENGINEERING MATERIAL SPECIFICATION WSS-M4D684-B1 Copyright 2014, Ford Global Technologies, LLC Page 8 of 8 Table 2: Minimum Color Property Testing 5. SUM

40、MARY OF REVISIONS 2014 06 24 Description for Multiaxial Impact. Definition of brittle and ductile, for interior applications Para. Test Lots Specimens per Lot Total Test Specimens Color Test Direction 3.4.3 Tensile Strength at Yield 1 5 5 As directed by Materials Engineering 3.4.6 Flexural Modulus 1 10 10 As directed by Materials Engineering 3.5.7.1 Impact Strength, Notched Izod at 23C 1 10 10 As directed by Materials Engineering 3.3.10 Odor 1 9 9 As directed by Materials Engineering 3.4.11 Flammability 1 5 5 Every color