FORD WSS-M4D985-A4-2017 FLEXIBLE COVERSTOCK SLUSH MOLDABLE POLYVINYL CHLORIDE (PVC) OR POLYVINYL CHLORIDE ALLOY SEAMLESS INSTRUMENT PANEL REDUCED EMISSION TO BE USED WITH FORD WSS.pdf

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1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev. 01 2017 05 23 Released WSS-M4D985-A4 T.Guo APA 2010 01 07 Activated Released A3 C.Boese/Y. Bankowski, NA Controlled document at www.MATS Copyright 2017, Ford Global Technologies, LLC Page 1 of 3 FLEXIBLE COVERSTOCK, SLUSH MOLDABLE POLYVI

2、NYL WSS-M4D985-A3 CHLORIDE (PVC) OR POLYVINYL CHLORIDE ALLOY, SEAMLESS INSTRUMENT PANEL FLEXIBLE COVERSTOCK, SLUSH MOLDABLE POLYVINYL WSS-M4D985-A4 CHLORIDE (PVC) OR POLYVINYL CHLORIDE ALLOY, SEAMLESS INSTRUMENT PANEL REDUCED EMISSION 1. SCOPE The material defined by this specification is a dry blen

3、ded, slush molded polyvinyl chloride or polyvinyl chloride alloy skin that is UV stabilized, heat stabilized, and has excellent low temperature ductility used for soft doors or seamless instrument panels. 2. APPLICATION This specification was released originally to be used as a flexible molded skin

4、for the seamless instrument panel over foam and plastic substrate for the 2010 Fusion/Milan/MKZ. A4 suffix is released originally for vehicles in China region with lower VOC requirements for flexible molded skin for the seamless instrument panel over foam and plastic substrate. 2.1 LIMITATIONS If th

5、e plastic substrate is an olefin based material, the substrate must be pretreated with either adhesion promoter, flame, or plasma treatment and no slip agent should be present unless validated with the slip agent. If the plastic substrate is a styrenic based material, the PVC should not come in dire

6、ct contact with the substrate or chemical compatibility testing must be performed. No topcoat is required, but may be painted for two-tone applications and must be tested to WSS-M2P188-B1/latest. 3. REQUIREMENTS This material must meet the requirements in WSS-M15P45-C/latest and also WSS-M2P188-B1/l

7、atest if painted. WSS-M4D985-A4 only - Materials used in interior applications must meet the requirements outlined in WSS M99P2222-F1/Latest, Performance, Vehicle Interior Environment Quality Material/Component Requirements. Data must be included in material submission package. The final assembly mu

8、st meet the IP and PAB SDS requirements for each new vehicle program. 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 docu

9、ments. The list of approved sources is located within Ford at or available externally through a Ford Materials Engineer. ENGINEERING MATERIAL SPECIFICATION WSS-M4D985-A3 WSS-M4D985-A4 Copyright 2017, Ford Global Technologies, LLC Page 2 of 5 3.2 TEST SPECIMEN 3.2.1 Preparation of Test Specimens Unl

10、ess otherwise specified, all tests shall be carried out on specimens die cut from unformed sheets. 3.2.2 Density 1.15 1.20 g/cm3 (ISO 1183, Method A) 3.2.3 Hardness, Durometer A 70 +/- 10 (ISO 868, 15 s dwell) 3.2.4 Tensile Strength at Max Load 8.0 MPa min (ISO 37, Type 1, 500 mm/minute test speed)

11、3.2.4.1 Elongation at Break 300% min (Test Method according to para 3.2.4) 3.2.5 Cold Flexibility at -40 C No cracks (180 bend over a 20 +/- 1 mm diameter mandrel, sample size 50 x 150 +/- mm) 3.2.6 Tear Strength 30 kN/m min (ISO 34, Method B, Procedure A, 50 mm/minute test speed.) 3.2.7 Heat Aging

12、Performance (ISO 188, except 150 +/- 50 air changes/h, 1000 h at 120 C, unaged property values shall be determined at the time of the aged properties determination) 3.2.7.1 Tensile Strength Change -25% max 3.2.7.2 Elongation at Break, Change from Original Value -50% max (100% absolute elongation min

13、imum) 3.3 FOGGING (SAE J1756, 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. 3.4 FLAMMABILITY (ISO 3795) Burn Rate 100 mm/minute max The specimen size required for material approval is app

14、roximately 355 x 100 x extruded coverstock thickness not to exceed 13 mm. The thickness must be documented on the report. ENGINEERING MATERIAL SPECIFICATION WSS-M4D985-A3 WSS-M4D985-A4 Copyright 2017, Ford Global Technologies, LLC Page 3 of 5 3.5 ODOR Rating 3 max (FLTM BO 131-03) 3.6 WEATHERING RES

15、ISTANCE After exposure the material shall show no fading or color change in excess of specified Gray Scale rating (AATCC Evaluation Procedure 1/ISO 105-A02). In addition, there shall be no cracking, crazing or other deterioration. Filtered Xenon Arc Weatherometer Rating 4 min (FLTM BO 116-01, 3609.6

16、 kJ/m2 exposure min, specimen size: 60 x 140 mm min) 3.7 RESISTANCE TO ABRASION (SAE J948, CS-10 wheels, 500g, 250 cycles) The surface shall show no evidence of wear through and shall be compatible to the adjacent unabraided area. The surface shall show no evidence of wear through. A slight change i

17、n gloss is acceptable and will be evaluated by Ford Materials Engineering. 3.8 RESISTANCE TO SCUFFING (SAE J365, 250 cycles) The surface shall show no evidence of wear through and shall be compatible to the adjacent unscuffed area. The surface shall show no evidence of wear through. A slight change

18、in gloss is acceptable and will be evaluated by Ford Materials Engineering. 3.9 RESISTANCE TO MIGRATION STAINING AND BLOCKING Rating 5 min (FLTM BN 103-01, ISO 105-A02/AATCC Evaluation Procedure 1) No evidence of injurious exudation, adhesion (tackiness), separation, color transfer, staining, or fla

19、ttening of the embossing when material is placed in the following positions: Top surface to top surface Top surface to standard vinyl test material Top surface to back surface 3.10 SOILING AND CLEANABILITY Rating 4 min (FLTM BN 112-08, ISO 105-A02/AATCC Evaluation Procedure 1) Test agents: Soil, cof

20、fee, and grease 3.11 RESISTANCE TO WINDOW CLEANER SPOTTING Rating 4 min Window cleaning solution must contain at least 1% butyl cellusolve. Test procedure: Prepare test samples by placing 2.0 ml of cleaner on the sample. A non-reactive washer may be used to control the location of the cleaner on the

21、 sample. Expose the sample at room temperature for 1 h, rinse with tap water, and dry carefully with a clean paper towel; do not rub spots. Evaluate per ISO 105-A02/AATCC Evaluation Procedure 1. ENGINEERING MATERIAL SPECIFICATION WSS-M4D985-A3 WSS-M4D985-A4 Copyright 2017, Ford Global Technologies,

22、LLC Page 4 of 5 3.12 REDUCED EMISSIONS (FOR A4 SUFFIX ONLY) (FLTM BZ 108-01) Contact Materials Engineering for Test Procedure . 3.12.1 Acetaldehyde 100 g/m3 max 3.12.2 Formaldehyde Report* g/m3 Acrolein Benzene Toluene Xylene Ethylbenzene Styrene TVOC *See Section 4.1 for Typical Values 4. GENERAL I

23、NFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. Contact for questions concerning Engineering Material Specifications. 4.1 TYPICAL PROPERTIES USING METHOD IN SECTION 3.12 10L Bag Method Test FormaldehydeAcetaldehy

24、de AcroleinBenzene TolueneXylene Ethylbenzene StyreneTVOCAcetoneTypical Value, g/m3 N.D 34 N.D.* N.D.* 40 66 30 10 10808 36 *Not Detectable 4.2 APPROVAL OF MATERIALS Suppliers desiring approval of their materials shall first obtain an expression of interest from Purchasing, Design or Product Develop

25、ment, and Materials Engineering. The supplier shall submit a completed copy of their laboratory test reports, signed by a qualified and authorized representative of the test facility, demonstrating full compliance with all the requirements of the Material Specification. Tested material samples must

26、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 Failure Mode and Effects Analysis, Control Plans, Certification testing) with Ford. 4.3 SUPPLIERS ONGOING RESPONSIBILITY All materials mus

27、t be equivalent in all characteristics to the material upon which approval was originally granted. Prior to making any changes to the material originally approved, whether or not such changes affect the materials ability to meet the specification requirements, the supplier shall notify the affected

28、Supplier Technical Assistance (STA), Purchasing, and Materials Engineering activities of the proposed changes (with reasons) by submission of a completed Suppliers Request for Engineering Approval, SREA. For parts and components using Ford Engineering Material Specifications, all samples tested to t

29、he specifications for Design Verification (DV), Production Verification (PV) and Production ENGINEERING MATERIAL SPECIFICATION WSS-M4D985-A3 WSS-M4D985-A4 Copyright 2017, Ford Global Technologies, LLC Page 5 of 5 Part Approval Process (PPAP) sign off must be kept until Job 1. 4.4 RESTRICTED SUBSTANC

30、E MANAGEMENT STANDARD Substance restrictions imposed by regulations or Company direction applies to the materials addressed by this document. The restrictions are identified in the Restricted Substance Management Standard WSS-M99P9999-A1 which is updated yearly. It is the suppliers responsibility to

31、 comply with this standard on a continuing basis through IMDS and or GMAP reporting. 4.5 RECYCLING CODE or 5. SUMMARY OF REVISIONS 2017 05 17 Released A4. Removed WSS-M99P1111-A and added those requirements directly into this document. Modified evaluation verbiage for resistance to abrasion and resistance to scuffing.