FORD WSS-M3G238-A3-2017 TAPE TRANSIT FILM REMOVABLE EXTERIOR TO BE USED WITH FORD WSS-M99P1111-A (Shown on FORD WSS-M3G238-A1).pdf

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1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 03 2017 05 17 Revised See Summary of Revisions S. Gatzek, NA 2017 03 22 Editorial See Summary of Revisions L. Schmalz, NA 2010 01 14 Activated M. Gramlic, L. Schmalz, C. Mracna, NA Controlled document at www.MATS Copyright 2017, Ford Glob

2、al Technologies, LLC Page 1 of 6 TAPE, TRANSIT FILM, REMOVABLE, INTERIOR WSS-M3G238-A1 TAPE, TRANSIT FILM, REMOVABLE, WHEELS WSS-M3G238-A2 TAPE, TRANSIT FILM, REMOVABLE, EXTERIOR WSS-M3G238-A3 1. SCOPE The material defined by this specification is a film with one side uniformly coated with low tack

3、adhesive. 2. APPLICATION This specification was released originally for material used as a manufacturing and shipping aid to protect interior and exterior surfaces (painted and non-painted) against soiling and damage prior to customer delivery. The temperature range and criteria for proper applicati

4、on and removal of the film should follow manufacturers recommended practices. 2.1 LIMITATIONS Adhesive backed transit films are not to be used on leather surfaces. A1 Transit films shall not be left on the surface for longer than 30 days due to the adhesive permanently migrating to the substrate whe

5、n left on for long periods of time. Contact Materials Engineering if requesting to keep it on longer. A2 /A3 Transit films shall not be left on the surface for longer than 6 months due to the adhesive permanently migrating to the substrate when left on for longer periods of time. 3. REQUIREMENTS 3.1

6、 APPROVED SOURCES A3 - 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. The list of approved sources is located within Ford at or av

7、ailable externally through a Ford Materials Engineer. A1/A2 This specification does not use approved sources. Any reliable supplier meeting these requirements may be used. 3.2 FUNCTIONAL APPROVAL Functional trial results must be approved by the affected assembly operation and Design Engineering. Res

8、ults shall be made available to Materials Engineering prior to material approval and release. No surrogate data is allowed. Testing needs to occur on every production representative part. 3.3 APPEARANCE ENGINEERING MATERIAL SPECIFICATION WSS-M3G238-A1/A2/A3 Copyright 2017, Ford Global Technologies,

9、LLC Page 2 of 6 Upon being unwound for application, the film shall present a smooth and uniform appearance, allowing for satisfactory application properties. The color and appearance shall be visually similar to the standard approved film. 3.4 GREEN STRENGTH The tape shall develop sufficient adhesio

10、n to permit normal handling immediately after application. 3.5 PREPARATION OF TEST SPECIMENS Substrate test specimens may be obtained from representative plaques or production parts. Unless otherwise specified, tests shall be conducted on production representative substrates by applying the tape per

11、 the following procedure: Clean test panels with a suitable solvent, such as a 50/50 mix of isopropyl alcohol and water, and allow to air dry. Peel the liner from the film in a smooth continuous motion. Do not peel the film from the liner. Position the tape on the test substrate. For flat test panel

12、s, use the roller described in ASTM D 1000 (except roller rate: 50 mm/s) with no additional pressure, pass the roller over the full length of the tape once in each direction. For test parts with curved substrates, use a squeegee to apply the film. Test samples with applied tape shall be conditioned

13、for 48 h at 23C and 50% relative humidity prior to environmental exposure. Tests shall be completed within 24 h after removal from the conditioning environment unless otherwise specified. 3.6 ADHESION AFTER ENVIRONMENTAL EXPOSURE- INTERIOR (A1) (ASTM D1000) Acceptance Criteria After each environment

14、al exposure test (paragraphs 3.6.1-3.6.4), peel the tape from the substrate. The film must be removed in a continuous manner without breakage, damage to the substrate, adhesive stain, discoloration or gloss change. No adhesive transfer or residue that would attract dirt, after any environmental cond

15、itions is allowed. 3.6.1 Weathering Resistance (FLTM BO 116-01, ISO 105 A-02/AATCC Evaluation Procedure 1), 752 kJ/m2 3.6.2 Heat Resistance Instrument Panels: Sun Load per IP-105: 107 C surface temperature via heat lamps with a chamber temperature of 90 C for 242 hours. All Other Interior Parts: (10

16、 days at 100 +/- 2 C) 3.6.3 Humidity Resistance (7 days at 38 +/- 2 C and 95 - 100% relative humidity) ENGINEERING MATERIAL SPECIFICATION WSS-M3G238-A1/A2/A3 Copyright 2017, Ford Global Technologies, LLC Page 3 of 6 3.6.4 Environmental Cycle Resistance 5 h at -30 +/- 2 C 30 min at 23 +/- 2 C and 50%

17、 R.H. 5 h at 100 +/- 2 C 30 min at 23 +/- 2 C and 50% R.H. 2 h at 50 +/- 2 C and 95 +/- 5% R.H. 30 min at 23 +/- 2 C and 50% R.H. 5 h at -30 +/- 2 C 30 min at 23 +/- 2 C and 50% R.H. 5 h at 100 +/- 2 C 3.6.5 Odor Rating 3 max (FLTM BO 131-03) 3.7 ADHESION AFTER ENVIRONMENTAL EXPOSURE- WHEELS (A2) (A

18、STM D 1000, adhesion tests use 180 peel) Acceptance Criteria After each environmental exposure test (paragraphs 3.7.2-3.7.5), peel the tape from the substrate. The film must be removed in a continuous manner without breakage, damage to the substrate, adhesive stain, discoloration or gloss change. Ad

19、hesive transfer allowed but must be less than 5% and easily removed with manufacturer recommended cleaning procedure. Unless otherwise indicated, the peel loads shall be 7 - 30 N/25mm after all environmental exposure tests. 3.7.1 Initial Adhesion (20 Minutes at Ambient Temperature) Minimum 5 N/25mm

20、- for use on Wheels greater than 345 sq./cm. surface contact area. Minimum 7 N/25mm - for use on Wheels less than 345 sq./cm. surface contact area. 3.7.2 Resistance to Weathering Xenon Weatherometer, (SAE J2527, 0.55W/m2 Irradiance, 168 hrs, Borosilicate inner and outer filters, Atlas Water Cooled,

21、Rotary Drum Xenon Arc Apparatus only) 3.7.3 Heat Resistance (7 days at 80 +/- 2 C) 3.7.4 Humidity Resistance (7 days at 38 +/- 2 C and 95 - 100% relative humidity) 3.7.5 Environmental Cycle Resistance (FLTM BQ 104-07, Procedure 1 or 10) 3.8 ADHESION AFTER ENVIRONMENTAL EXPOSURE- EXTERIOR (A3) (ASTM

22、D1000) Following each environmental exposure (paragraphs 3.8.1-3.8.5.) conduct 180 degree peel adhesion per ASTM D1000. The film must be removed in a continuous manner without breakage, damage to the substrate, adhesive stain, discoloration or gloss change. No adhesive transfer allowed after any env

23、ironmental conditions. ENGINEERING MATERIAL SPECIFICATION WSS-M3G238-A1/A2/A3 Copyright 2017, Ford Global Technologies, LLC Page 4 of 6 3.8.1 Resistance to Weathering 3.8.1.1 Xenon Weatherometer, 6-9 N/25 mm (SAE J2527, 0.55W/m2 Irradiance, 500 hrs, Borosilicate inner and outer filters, Atlas Water

24、Cooled, Rotary Drum Xenon Arc Apparatus only) Application of film for Xenon Weathering test: Apply the film in such a manner that a border 10 mm wide is created on all edges which has exposed paint without film. This will allow for weathering of the edges of the film. 3.8.1.2 Outdoor Weathering (6 m

25、onths) 6-9 N/25 mm (Jacksonville, FL or Atlanta, GA area with 3 summer months included, panels exposed at 0 deg from horizontal) Application of film prior to Outdoor Weathering: Use a spray bottle to apply tap water to the panel prior to applying the film. Apply tape over the water and purposely add

26、 wrinkles/creases to the tape during application. Minimum film size should be 100 x 100 mm. Multiple samples can be applied to each paint panel. NOTE: For body in white paint, outdoor exposure panels shall be 300 x 500 mm metal panels painted black from each paint supplier for with each clear coat t

27、echnology currently supplied to Ford. Use actual part when testing film for hang on parts. No surface defect, adhesive residue, and witness/marks/worm tracking of discoloration allowed on paint surface. 3.8.2 Heat Resistance 6-9 N/25mm (7days at 80 +/- 2 C) 3.8.3 Condensing Humidity Resistance 6-9 N

28、/25mm (FLTM BI 104-02, Method A, 120 h) 3.8.4 Environmental Cycle Resistance 6-9 N/25mm (FLTM BQ 104-07, Procedure 1 or 10) 3.8.5 Resistance to Etch/Fallout Damage 3.8.5.1 Acid Resistance No etching permitted (FLTM BI 113-01 except 80o C for 4 hrs) Sulfuric acid H2SO4 adjusted to pH of 2 Bee droppin

29、g mixture (47 g formic acid, 24 g tannic acid 10% in H2O, 24 g honey and 5 g albumin 10% in H2O. Apply 0.2 mls of specified solutions on test panels. Place in preheated oven at 80o C for 4 hrs. Remove film when panel returns to room temperature. 3.8.5.2 Fluid Resistance (FLTM BI 168-01, Method B, Ga

30、soline, Engine Oil, Coolant, Windshield Washer Fluid) ENGINEERING MATERIAL SPECIFICATION WSS-M3G238-A1/A2/A3 Copyright 2017, Ford Global Technologies, LLC Page 5 of 6 No evidence of softening, staining, blistering, flaking, chipping, checking, chalking, cracks, splits, sinks, bulges, tackiness, peel

31、ing or delamination, change in gloss, milkiness, wrinkling, iridescence, or bloom. 3.8.5.3 Soot Resistance No staining, dulling or other damage to the painted surface. Place 0.2 mls of artificial soot liquid (20 parts carbon black, 75 parts tap water, and 5 parts 1N H2SO4, by wt.) on the test panel.

32、 Place test panel in 80 +/- 2 C oven for 4 h. Remove panel from oven at completion and allow to cool to room temperature. Peel off the Film and examine painted surface for possible damage. 3.8.5.4 Iron Filling Staining Resistance No staining of the paint surface. Scatter 5 g of #200 mesh iron filing

33、s on the test panel and place in an 80 +/- 2 C oven for 4 h. Remove at completion and subject test panel to 24 h salt spray environment. Peel off the Film and examine painted surface for staining. 4. GENERAL INFORMATION The information given below is provided for clarification and assistance in meet

34、ing the requirements of this specification. Contact for questions concerning Engineering Material Specifications. 4.1 MATERIAL PROPERTIES (ASTM D1000) Where applicable the following properties may be specified on the engineering drawing. In all cases this information will be provided by the supplie

35、r when requested. 4.1.1 Color 4.1.2 Thickness 4.1.3 Base Film / Adhesive / Release Liner 4.1.4 Application Substrate 4.1.5 Application Process 4.1.6 Tensile Strength 4.1.7 Elongation 4.2 STORAGE STABILITY 6 months (10 - 28 C and 10 - 80% relative humidity) 4.3 APPROVAL OF MATERIALS Suppliers desirin

36、g 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 the test facility,

37、 demonstrating full compliance with all the requirements of the Material Specification. Tested material samples must be available for review upon request ENGINEERING MATERIAL SPECIFICATION WSS-M3G238-A1/A2/A3 Copyright 2017, Ford Global Technologies, LLC Page 6 of 6 and kept for a minimum of one yea

38、r. Upon request, the supplier will review the associated quality control documents (Process Failure 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 appr

39、oval 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 Supplier Technical Assistance (STA), Purchasing, and Materials Enginee

40、ring 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 the specifications for Design Verification (DV), Production Verificatio

41、n (PV) and Production Part Approval Process (PPAP) sign off must be kept until Job 1. 4.5 RESTRICTED SUBSTANCE 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

42、 Substance Management Standard WSS-M99P9999-A1 which is updated yearly. It is the suppliers responsibility to comply with this standard on a continuing basis through IMDS and or GMAP reporting. 5. SUMMARY OF REVISIONS 2017 05 17 Updated Section 3.6 Adhesion After Environmental Exposure Interior: Upd

43、ated acceptance criteria, temperatures and durations for sections 3.6.1, 3.6.2 and 3.6.4 2017 03 22 Editorial Approved Sources - Change A1 suffix to fall under any reliable supplier to match ASL while approved supply base is being developed. Will be move back after approved sources have been identified. 2017 01 13 Added limitations section. Added adhesion after cycling statement regarding soft trim to section 3.6. Reformatted into standard format