FORD WSS-M98D39-A2-2017 LAMINATE THERMOPLASTIC OLEFIN (TPO) SKIN CROSS-LINKED POLYOLEFIN FOAM INSTRUMENT PANEL APPLICATION TO BE USED WITH FORD WSS-M99P1111-A .pdf

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1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev. 4 2017 05 23 Revised See Summary of Revisions S. Gatzek, NA 2012 08 30 Revised See Summary of Revisions Y. Bankowski, NA 2010 10 19 Activated Y. Bankowski, NA Controlled document at www.MATS Copyright 2017, Ford Global Technologies, LLC

2、Page 1 of 6 LAMINATE, THERMOPLASTIC OLEFIN (TPO) SKIN/ WSS-M98D39-A2 CROSS-LINKED POLYOLEFIN FOAM, INSTRUMENT PANEL APPLICATION 1. SCOPE The materials defined by this specification are a formed assembly consisting of cross-linked polyolefin foam bonded to a TPO cover material. This laminate is eithe

3、r negatively vacuum formed for typical in-mold-grain process or positively vacuum formed and then adhesively bonded to a rigid substrate. 2. APPLICATION This specification was released originally for material used for Instrument Panel applications utilizing the IMGL process. Parts using this specifi

4、cation shall meet the appropriate performance specification WSS-M15P45-C/Latest Instrument Panel and Soft Interior Components, Flexible Cover Skin Material Performance specification and the Craftsmanship compression/deflection criteria per ARL17-0229 for IP upper unless otherwise mutually agreed bet

5、ween Product Development and Materials Engineering. 2.1 LIMITATIONS This material is not to be used for non-score seamless instrument panel applications. 3. REQUIREMENTS 3.1 APPROVED SOURCES This specification requires the use of approved sources. Only the sources identified on the Ford Approved Sou

6、rce List (ASL) can be used when this specification is listed on the drawing, CAD file, or other documents. The list of approved sources is located within Ford at or available externally through a Ford Materials Engineer. 3.2 APPEARANCE The color, pattern, finish, hand, gloss, grain, tactile effect

7、and construction shall match the approved Corporate Design master sample. 3.3 FOAM/SKIN LAMINATE 3.3.1 Dimensions* (Foam/skin laminate thickness) TPO Skin 0.48 - 0.68 mm Cross-Linked Polyolefin Foam 2.00 - 3.20 mm Total 2.48 - 3.88 mm * Skin and foam thickness may differ from the listed values based

8、 on program targets and part design; skin and foam thickness, tolerances for each layer and total thickness as specified on Engineering Document. ENGINEERING MATERIAL SPECIFICATION WSS-M98D39-A2 Copyright 2017, Ford Global Technologies, LLC Page 2 of 6 Measure the thickness of each layer and the tot

9、al thickness of the composite at several points along the cut surface of a cross section. 3.3.2 Tensile Strength, 1.3 MPa min (ISO 37, Type 1/ASTM D 412, Die C, 500 mm/min, 25 mm gauge length, 5 specimens min, any direction) 3.3.2.1 Elongation, 300% min (Test according to 3.3.2, use of an extensomet

10、er, laser or other vision system should be used to ensure accuracy) 3.3.3 Tear Strength, 12 N/mm min (ISO 34, Method B, procedure (a)/ASTM D 1004, any direction) 3.3.4 Hardness, Durometer A - Skin Report (ISO 868 /ASTM D 2240, 15 s dwell; layer the skin specimens to a minimum thickness of 6 mm) 3.3.

11、5 Hardness, Durometer A Bilaminate Composite* 40 +/- 5 (ISO 868 /ASTM D 2240, 15 s dwell, test with film/foil side up; layer the composite samples to a minimum thickness of 6 mm) *Foam density will impact the overall composite hardness and may vary based on program targets and part design; composite

12、 hardness as specified on Engineering Document 3.3.6 Peel Adhesion (Top Foil to Foam), 0.6 N/mm (ISO 2411/FLTM BN 151-05, 180o peel or 100% foam tear 300 mm/minute, any direction, test specimen must be 50 mm in width) 3.3.6.1 Original 3.3.6.2 After 240 hours at 107 +/- 2 C 3.4 COLOR AND APPEARANCE P

13、ROPERTIES The following tests (para 3.4.1 3.4.5) need to be tested on a textured or grained top film: 3.4.1 Resistance to Abrasion (SAE J948, CS-10 wheels, 500 g load, 250 cycles) The surface shall show no evidence of wear through. A slight change in gloss is acceptable and will be evaluated by Ford

14、 Materials Engineering. 3.4.2 Resistance to Scuffing (SAE J365, 250 cycles) The surface shall show no evidence of wear through. A slight change in gloss is acceptable and will be evaluated by Ford Materials Engineering. 3.4.3 Soiling and Cleanability, (FLTM BN 112-08, AATCC Evaluation Procedure 2) S

15、tandard Soil Rating 4 min Grease Rating 4 min Coffee Rating 4 min ENGINEERING MATERIAL SPECIFICATION WSS-M98D39-A2 Copyright 2017, Ford Global Technologies, LLC Page 3 of 6 3.4.4 Resistance to Cleaning Agents (FLTM BN 107-01, 10 cycles, AATCC Evaluation Procedure 2) Test Procedure: Saturate the whit

16、e cotton cloth with the cleaners listed and begin testing within 10 seconds of saturating the cloth. Cleaners: 1) Deionized water Rating 4 min 2) Window cleaner Rating 4 min 3) All-purpose cleaner Rating 4 min 4) Dry (no cleaners or water) Rating 4 min 5) Isopropyl Alcohol/DI Water 50/50% by volume

17、Rating 4 min 6) Isopropyl Alcohol/DI Water 80/20% by volume Rating 4 min 7) 100% Ethanol Report only 3.4.5 Resistance to Sunscreen Lotion Rating 3 max and Insect Repellent, No loss of adhesion (FLTM BI 113-08, Method A, 23 oC changed 80/20 IPA from report to requirement Changed which tests are allow

18、ed to be used as surrogate for part testing Adjusted numbering as needed Added Table 1 for construction vs. color /MCDCC testing 08/30/2012 Update to requirements for Dimensions, Tensile Strength, Elongation and Adhesion of Top film to Foam 2/13/2012 Released WSS-M98D39-A2. Added WSS-M99P2222-C1/Lat

19、est and Gravimetric fogging to A1. 04/20/2011 Update to scope ENGINEERING MATERIAL SPECIFICATION WSS-M98D39-A2 Copyright 2017, Ford Global Technologies, LLC Page 6 of 6 Table 1 Paragraphs Number of Specimens Construction Testing MCDCC Testing (New Color/ New Grain) 3.3.1 Dimensions 3 X 3.3.2 Tensile

20、 Strength 3.3.2.1 Elongation 3 3 X 3.3.3 Tear Strength 3 X 3.3.4 Hardness, Durometer A - Skin 5 measurements X 3.3.5 Hardness, Durometer A Bilaminate Composite 5 measurements X 3.3.6 Peel Adhesion of Top Film to Foam: 3.3.6.1 Room Temperature 3.3.6.2 After 240 hours at 107 +/- 2 C 3 per condition X

21、3.4.1 Resistance to Abrasion 3 X X 3.4.2 Resistance to Scuffing 3 X New grain only 3.4.3 Soiling and Cleanability 1 per soiling agent X X 3.4.4 Resistance to Cleaning Agents 1 per solution X X 3.4.5 Resistance to Sunscreen Lotion and Insect Repellent 1 per condition X X 3.4.6 Paint Adhesion Top Coat

22、 3 X X 3.4.7 Resistance to Interior Weathering 3609.6 kJ/m2 1 X New color/grain combination only 3.4.8 Colorfastness to Burnt Gas 3 X Light colors or as directed by Materials Engineering 3.4.9 Dimensional Stability 168 h at 107 +/- 2 C, MD & AMD 1 X 3.5 Fogging 3 X X 3.6 Odor 1 per condition X 3.7 Flammability 5 X X