FORD WSS-M4D550-A12-2015 THERMOPLASTIC POLYOLEFIN ELASTOMER (TPO) 20% TALC FILLED MEDIUM HIGH IMPACT MOLDED IN COLOR INTERIOR TO BE USED WITH FORD WSS-M99P1111-A .pdf

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1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 00 2015 09 11 Released L. Soreide, NA Controlled document at www.MATS Copyright 2015, Ford Global Technologies, LLC Page 1 of 10 THERMOPLASTIC POLYOLEFIN ELASTOMER (TPO), WSS-M4D550-A12 20% TALC FILLED, MEDIUM HIGH IMPACT, MOLDED IN COLOR

2、, INTERIOR 1. SCOPE The material defined by this specification is a low gloss, medium high impact, rigid thermoplastic polyolefin elastomer (TPO) injection molding compound, mineral (talc) filled, UV stabilized and scratch resistant for interior use. Materials approved to this specification are duct

3、ile at -30 C. 2. APPLICATION This specification was released originally for materials used for hard pillar trim. 2.1 LIMITATIONS This material should not be used as an instrument panel substrate with a seamless passenger airbag. This material is not to be used in applications requiring painting beca

4、use it contains an internal scratch additive. 3. REQUIREMENTS 3.1 APPROVED SOURCES This specification requires the use of approved sources. Only the sources identified on the Ford Approved Source List (ASL) can be used when this specification is listed on the drawing, CAD file, or other documents. T

5、he list of approved sources is located within Ford at or available externally through a Ford Materials Engineer. 3.2 CONDITIONING AND TEST CONDITIONS All test values are based on material conditioned for not less than 24 h prior to testing in a controlled environment of 23 +/- 2 C and 50 +/- 5% rel

6、ative humidity. Testing of the material should occur in the conditioning environment or soon after removal. 3.3 INFRARED SPECTROPHOTOMETRY AND/OR THERMAL ANALYSIS IR spectra and thermograms from initial material approval shall constitute the reference standard and shall be kept on file at the design

7、ated material laboratory. The material supplier shall ensure that all future material supplied to the specification shall produce IR spectra and thermograms that correspond to the reference standard when tested under the same conditions. ENGINEERING MATERIAL SPECIFICATION WSS-M4D550-A12 Copyright 20

8、15, Ford Global Technologies, LLC Page 2 of 10 3.4 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS 3.4.1 Many 4D resin specifications prior to 2011, identified certain requirements with the symbol (s), which indicated that the mean and +/- 3 sigma values were to be reported. The specification minimum

9、, 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. 3.4.2 This specification is based on virgin material and does not allow the addition of recycled content (PIR/PCR). 3.4.3 Materials used in interior applications

10、 must meet the requirements outlined in WSS-M99P2222-D1/Latest, Performance, Vehicle Interior Environment Quality Material/Component Requirements. Data must be included in material submission package. 3.4.4 Materials requiring High Strain Rate, Creep or fiber oriented Tensile Modulus must test to th

11、e requirements of WSS-M99D68-A1/Latest, Thermoplastic Property Determination For CAE, High Strain Rate Tensile, Creep and Tensile Modulus. Data must be included in the material submission package. 3.4.5 Performance Criteria: Parts using this specification shall meet the appropriate performance speci

12、fications, WSS-M15P4-F/Latest for mold in color applications and WSS-M15P45-B/Latest for wrapped applications and all SDS requirements. 3.4.6 Ford Materials Engineering may request a Control Plan and Certificate of Analysis (CoA) containing lot testing requirements which must include, but are not li

13、mited to: Melt Flow Rate Filler Content Impact Strength, Notched Charpy at 23C Flexural Modulus 3.5 SAMPLE PREPARATION All tests shall be carried out on production materials manufactured from the production process unless correlation to a non-production process has been reviewed and approved by Ford

14、 Materials Engineering. 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 1873-2. No additional annealing is allowed. See Tables 1 and 2 for the number of sam

15、ples 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 Specimen C 145 x 60 x 3.2 +/- 0.2 mm Specimen D 80 x 10 x 4.0 +/- 0.2 mm (may be cut from the center of Specimen A) Specimen E 100 mm diamete

16、r 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 mm, min For Appearance Testing: Use an ungrained, non-polished, tool to prepare specimens for C through N gloss surfaces. Use a smooth, polished tool to pr

17、epare specimens for A and B gloss surfaces. ENGINEERING MATERIAL SPECIFICATION WSS-M4D550-A12 Copyright 2015, Ford Global Technologies, LLC Page 3 of 10 3.6 APPEARANCE 3.6.1 Weathering Resistance Rating 4 min (FLTM BO 116-01, 3609.6 kJ/m2 exposure Specimen C, ungrained, non-polished mold, ISO 105-A0

18、2 / AATCC Evaluation Procedure 1) After exposure the material shall show no fading or color change in excess of the specified AATCC rating. In addition, there shall be no cracking, crazing or other deterioration. Use regional choice for initial approval and report the color house used. See Table 2 f

19、or additional color durability submission requirements. 3.6.2 Determining the Tackiness of Interior Materials Rating 4 min (FLTM BO 061-01, Specimen C, ungrained, non-polished mold. Expose per para. 3.6.1) Evaluate the test specimens every 526.4 until 3609.6 kJ/m2. If Rating falls below a Rating 4 a

20、t any interval this is cause for rejection. 3.6.3 Resistance to Scratch and Mar (FLTM BO 162-01, Specimen I) Scratch Rating 2 at 2 N, max Whitening/Color Change Rating 1 at 7 N, max Marring Rating 2 at 2 N, max Whitening/Color Change Report Value at 15 N These values are derived from colored and gra

21、ined samples in agreement with Materials Engineering. Details regarding color house, let down ratio, colors, grain, etc can be found in the approval package. 3.7 MATERIAL PROPERTIES 3.7.1 Determination of Ash 13 - 22% (ISO 3451-1, Method A, Talc, 1 h at 850 +/- 50 C) 3.7.2 Density 0.97-1.10 g/cm3 (I

22、SO 1183, Method A) 3.7.3 Tensile Strength at Yield 17 MPa min (ISO 527-1 and ISO 527-2, Specimen A, 50 mm/minute test speed) 3.7.4 Elongation at Yield 3% min (ISO 527-1 and ISO 527-2, Specimen A, 50 mm/minute test speed) 3.7.5 Tensile Modulus 1.8 GPa min (ISO 527-1 and ISO 527-2, Specimen A, 1 mm/mi

23、nute test speed) 3.7.6 Flexural Modulus 1.7 GPa min (ISO 178, Specimen D, 64 mm support span, 2 mm/minute test speed) ENGINEERING MATERIAL SPECIFICATION WSS-M4D550-A12 Copyright 2015, Ford Global Technologies, LLC Page 4 of 10 3.7.7 Impact Strength, Notched Charpy (ISO 179-1/1eA, Specimen D) 3.7.7.1

24、 At 23 +/- 2 C 45 kJ/m2 min Report Break Type 3.7.7.2 At -40 +/- 2 C 2.5 kJ/m2 min Report Break Type The test specimen 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 chamber, if not possible, test

25、may be conducted outside, but within 5 seconds. Test specimens must be reviewed by Materials Engineering. 3.7.8 Heat Deflection Temperature 49 C min (ISO 75-1 and ISO 75-2, Specimen D, flatwise, Bath silicone oil, 0.34 +/- 0.1 mm deflection. At 1.80 MPa) 3.7.9 Heat Aging Performance (ISO 188, 150 +/

26、- 50 air changes/h, 1000 h at 120 +/- 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) 3.7.9.1 Tensile Strength at Yield Change +/- 25% max (Test Method p

27、er para 3.7.3) 3.7.9.2 Impact Strength, Notched Charpy, Change +/- 25% max (Test Method per para 3.7.7.1, specimens to be notched before Heat Aging) 3.7.10 Interior Odor Test (FLTM BO 131-03, Variant C, Specimen G) Condition 1 Rating 3 max Condition 2 Rating 3 max Condition 3 Rating 3 max All materi

28、als should be stored in an open environment for 14-28 days after manufacture, and then must be bagged in heat sealed polyethylene (PE) or PE coated aluminium bags until tested. 3.7.11 Determination of the Fogging Characteristics of Interior Automotive Materials Photometric (SAE J1756, Specimen F, 3

29、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. ENGINEERING MATERIAL SPECIFICATION WSS-M4D550-A12 Copyright 2015, Ford Global Technologies, LLC Page 5 of 10 All materials should be stored in

30、an open environment for 14-28 days after manufacture, and then must be bagged in heat sealed polyethylene (PE) or PE coated aluminium bags until tested. 3.7.12 Flammability (ISO 3795/SAE J369, Specimen B, smooth surface) Burn Rate 100 mm/minute max 3.8 MATERIAL PROPERTIES REPORT ONLY Values are reta

31、ined in Ford Materials Database . 3.8.1 Melt Flow Rate Report Range, (ISO 1133 230 C, 2.16 kg) g/10 minutes 3.8.2 Tensile Strength at Break Report Value, MPa min (ISO 527-1 and ISO 527-2, Specimen A, 50 mm/minute test speed) 3.8.3 Elongation at Break Report Value, % min (ISO 527-1 and ISO 527-2, Spe

32、cimen A, 50 mm/minute test speed) 3.8.4 Molding Shrinkage (Report method used, sample size and value) After 48 h at 23 +/- 2 C Flow Report Value, % Cross Flow Report Value, % 3.8.5 Coefficient of Linear Thermal Expansion (ISO 11359-2, -30 +/- 2 C to 110 +/- 2 C) Flow Report Value, E-5 mm/mm/ C Cross

33、 Flow Report Value, E-5 mm/mm/ C 3.8.6 Standard Test Method for High Speed Puncture Properties of Plastic Using Load and Displacement Sensors (ASTM D 3763, Impact velocity: 6.6 m/s, Specimen E, smooth surface) Max Load Energy at 23 +/- 2 C Report J Energy Absorbed 100% Ductile Failure Max Load Energ

34、y at -30 +/- 2 C Report J Energy Absorbed 100% Ductile Failure 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 mechanism of the impact device. Specimens ca

35、n be transported from the conditioning environment to the testing environment, provided the transfer is within 5 seconds. Ductile is defined as a failure in which plastic deformation precedes fracture sample does not fracture into two or more pieces ENGINEERING MATERIAL SPECIFICATION WSS-M4D550-A12

36、Copyright 2015, Ford Global Technologies, LLC Page 6 of 10 samples does not show cracks radiating more than 10 mm beyond the center of the impact point In borderline cases Ford Material Engineering can use additional data such as load vs. deflection curves or maximum load data to establish ductility

37、. 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 mechanism of the impact device. Specimens can be transported from the conditioning environment to the tes

38、ting environment, provided the transfer is within 5 seconds. Load versus deflection curves must be provided for all tested samples. Original samples are to be submitted for review or, in agreement with Ford Materials Engineering, photos of the tested samples. Summarize testing at each condition by p

39、roviding the following information as well as the information in Figure 1. a. Detailed description of specimen preparation b. Molding conditions: melt and mold surface temperatures, and average injection velocity c. Number of samples tested per lot per temperature d. Numbers of lots tested e. Number

40、 of samples with ductile failure per each test condition f. Representative force vs. deflection curve for each impact event g. Photos of the tested specimens 3.8.7 Poissons Ratio Report Ratio (ISO 527-1 and ISO 527-2, Specimen A, 1 mm/minute test speed) 3.8.8 Supplemental Information The following c

41、urves are to be submitted with the data packages: FTIR TGA DSC first and second heat Engineering Stress/Strain at 23 C, -30 C, 85 C, 100 C 4. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. Contact for q

42、uestions concerning Engineering Material Specifications. ENGINEERING MATERIAL SPECIFICATION WSS-M4D550-A12 Copyright 2015, Ford Global Technologies, LLC Page 7 of 10 4.1 TYPICAL PROPERTIES USING METHODS IN SECTION 3.8 Para. Test Typical Value Units 3.8.1 Melt Flow Rate 18 - 22 g/10 minutes 3.8.2 Ten

43、sile Strength at Break 15 MPa 3.8.3 Elongation at Break 130 % 3.8.4 Molding Shrinkage After 48 h at 23 +/- 2 C (For specific method and sample size, contact Materials Engineering) Flow Cross Flow 0.60 0.70 % % 3.8.5 Coefficient of Linear Thermal Expansion Flow Cross Flow 5.6 7.0 E-5 mm/mm/ C E-5 mm/

44、mm/ C 3.8.6 Impact Strength, Multiaxial; Max Load Energy at 23 +/- 2 C 20 J 3.8.6 Impact Strength, Multiaxial; Max Load Energy at -30 +/- 2 C 20 J 3.8.7 Poissons Ratio 0.4 N/A 4.2 GENERIC IDENTIFICATION AND MARKING OF PLASTIC PRODUCTS (ISO 1043/11469/18064) TPO-(PP+EPM)-TD20 4.3 APPROVAL OF MATERIAL

45、S Suppliers desiring approval of their materials shall first obtain an expression of interest from Purchasing, Design or Product Development, and Materials Engineering. The supplier shall submit a completed copy of their laboratory test reports, signed by a qualified and authorized representative of

46、 the test facility, demonstrating full compliance with all the requirements of the Material Specification. Tested material samples must be available for review upon request and kept for a minimum of one year. Upon request, the supplier will review the associated quality control documents (Process Fa

47、ilure Mode and Effects Analysis, Control Plans, Certification testing) with Ford. 4.4 SUPPLIERS ONGOING RESPONSIBILITY All materials must be equivalent in all characteristics to the material upon which approval was originally granted. Prior to making any changes to the material originally approved,

48、whether or not such changes affect the materials ability to meet the specification requirements, the supplier shall notify the affected Supplier Technical Assistance (STA), Purchasing, and Materials Engineering activities of the proposed changes (with reasons) by submission of a completed Suppliers

49、Request for Engineering Approval, SREA. For parts and components using Ford Engineering Material Specifications, all samples tested to the ENGINEERING MATERIAL SPECIFICATION WSS-M4D550-A12 Copyright 2015, Ford Global Technologies, LLC Page 8 of 10 specifications for Design Verification (DV), Production Verification (PV) and Production Part Approval Process (PPAP) sign off must be kept until Job 1. 4