1、ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev. 02015 02 03 Released K. Mueller, NA Controlled document at www.MATS Copyright 2015, Ford Global Technologies, LLC Page 1 of 10 EXTERIOR PLASTIC PERFORMANCE, MOLD-IN-COLOR WSS-M98P13-E 1. SCOPE This specification defines the minimum durabi
2、lity and performance requirements of exterior mold-in-color plastic components. 2. APPLICATION This specification was released originally for exterior unpainted molded in color plastic components used in exterior subsystems including, but not exclusive to, outside rearview mirror, cowl grilles and l
3、eaf screens, bumpers, radiator grilles, door handles, wipers, pick-up box liners/moldings, and exterior ornamentation. Typical methods of manufacture include injection molding, blow molding, and extrusion. 3. REQUIREMENTS 3.1 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part
4、 producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.1.1 Materials used in all exterior systems shall withstand the assembly plant paint repair process (or be protected with shielding, etc.) without deformation, functional damage or loss of appea
5、rance or other specified physical characteristics. 3.1.2 The color/pigment loading, grain, and material of the part influences scratch performance and cleanability. Materials Engineering recommends avoiding highly geometric grains or grains with sharp edges. Reference paragraph 3.5.5. 3.1.3 The UV/p
6、rocess/heat stabilizers must be in the base resin from the material supplier, specifically for mold-in-color applications at the press. 3.1.4 All painted exterior components shall meet the requirements of WSS-M2P180-D or latest for rigid substrates and WSS-M2P181-C or latest for flexible substrates.
7、 3.1.5 All electroplated exterior components shall meet the requirements of WSS-M1P83-D2/D3 or latest. 3.1.6 All exterior lighting components shall meet the requirements of WSS-M98P10-A or latest. 3.2 FINISHED PARTS Unless otherwise indicated, testing must be done on actual production parts or a sec
8、tion of the part whenever possible. Where part dimensions limit equipment access, representative panels or plaques may be substituted for production parts. Testing must be conducted at Design Verification (DV) and Product Validation (PV) per Table 1.0, unless otherwise agreed to by Ford Materials En
9、gineering. ENGINEERING MATERIAL SPECIFICATION WSS-M98P13-E Copyright 2015 Ford Global Technologies, LLC Page 2 of 10 3.3 APPEARANCE The color, gloss, and finish shall match the Master Appearance Sample as approved by the Design Department or shall be as specified on the engineering drawing. 3.3.1 Co
10、lor (FLTM BI 109-01 Visual Assessment) (SAE J1545, Three-Angle CMC) Shall match the Master Approved Sample color panel or the initial sample as approved by Design Center. 3.3.2 Gloss, Report (FLTM BI 110-01, ASTM D 523) As released by Engineering: A: 20 Glossmeter min 92 B: 60 Glossmeter 76 - 84 C:
11、60 Glossmeter 66 - 74 D: 60 Glossmeter 58 - 66 E: 60 Glossmeter 47 - 53 F: 60 Glossmeter 33 - 38 G: 60 Glossmeter 17 - 23 H: 60 Glossmeter 7 - 13 J: 60 Glossmeter 4 - 6 K: 60 Glossmeter 2 - 4 L: 60 Glossmeter 0.5 - 2.0 N: 60 Glossmeter 1.8 - 2.4 Shall match the Master Approved Sample color panel or
12、the initial sample as approved by Design Center. 3.3.3 Mold Flow Analysis must be evaluated to validate minimization of knit/weld lines and appearance issues due to tool conditions and processing. 3.4 HEAT AGING 3.4.1 Heat Aging Horizontal Parts or Parts Above Belt Line (A, B, C, D Pillar Appliqus,
13、Roof Rack, Cowl Vent Grille, Fixed Running Boards, Step Pads, etc.) Test Procedure: The production level part must be tested. Expose the test sample to 92 +/- 2 C in a mechanical convection oven for 16 hrs. After heat exposure, allow samples to cool to 23 +/- 2 C for a minimum of 1 hour prior to eva
14、luation. Acceptance Criteria: Unless otherwise noted, the tested part shall show no color change in excess of Grey Scale rating 4 (AATCC Evaluation Procedure 1/ISO 105-A02) when compared with the original part. (A color tone shift to the yellow direction is allowed up to Grey Scale rating 4. No othe
15、r tone change (e.g. pink) is allowed.) No visible cracks, blisters, softening, dulling, or evidence of material degradation when observed with the unaided eye from a distance of 300 +/- 30 mm. ENGINEERING MATERIAL SPECIFICATION WSS-M98P13-E Copyright 2015 Ford Global Technologies, LLC Page 3 of 10 3
16、.4.2 Heat Aging Vertical Parts or Parts Below Belt Line (Bodyside Molding, Rocker Molding, Wheel-lip Molding, etc.) Test Procedure: The production level part must be tested. Expose the test sample to 82 +/- 2 C in a mechanical convection oven for 16 hrs. After heat exposure, allow samples to cool to
17、 23 +/- 2 C for a minimum of 1 hour prior to evaluation. Acceptance Criteria: Unless otherwise noted, the tested part shall show no color change in excess of Grey Scale rating 4 (AATCC Evaluation Procedure 1/ISO 105-A02) when compared with the original part. (A color tone shift to the yellow directi
18、on is allowed up to Grey Scale rating 4. No other tone change (e.g. pink) is allowed.) No visible cracks, blisters, softening, dulling, or evidence of material degradation when observed with the unaided eye from a distance of 300 +/- 30 mm. 3.5 RESISTANCE PROPERTIES 3.5.1 Resistance to Cold Impact,
19、Bumper Cover / Fascia Only The bumper cover / fascia material must be selected from the bumpers subsystem material strategies and comply with cold temperature requirements which are both located in EKB: https:/ For exceptions, contact Lead Engineering Vehicle Activity. 3.5.2 Resistance to Cold Impac
20、t, Cowl Vent Grille / Leaf Screen Only (RQT-010815-008798 (reference LS-0002) The cowl vent grille / leaf screen cold impact requirement shall follow the existing requirement in FSMS, RQT-010815-008798. ENGINEERING MATERIAL SPECIFICATION WSS-M98P13-E Copyright 2015 Ford Global Technologies, LLC Page
21、 4 of 10 3.5.3 Weathering Resistance (ASTM D7869, ISO 105-A02/AATCC Evaluation Procedure 1) Type ASTM D7869 (preferred) SAE J2527 Boro/Boro Requirements New Color 2250 h 3000 h Fade Resistance: Rating 4 min There shall be no cracking, crazing, dulling, or other deterioration A&B Gloss Materials: Glo
22、ss Change 25% max (FLTM BI 110-01) *New Material Supplier or New Material Grade 2250 h 3000 h Fade Resistance: Rating 4 min There shall be no cracking, crazing, dulling, or other deterioration A&B Gloss Materials: Gloss Change 25% max (FLTM BI 110-01) 3000 h and 3750 h 4000 h, 5000 h, and 6000 h Fad
23、e Resistance: Report Only Report any cracking, crazing, dulling, or other deterioration A&B Gloss Materials: Report Gloss Change (FLTM BI 110-01) *New Material Supplier or New Material Grade: New resin from unknown or known Material Supplier. New Manufacturing Locations (new GSDB) for previously app
24、roved materials and existing colors are not required to test exterior weathering. 3.5.4 Resistance to Scratching (FLTM BO 162-01, 1.0 +/- 0.1 mm steel ball at 7.0 N, 6.0 N, 4.5 N, 3.0 N and 2.0 N) Grained sample cut from production part Load: 2N Scratch: Rating 2 max Marring: Rating 2 max Load: 7N W
25、hitening/Color Change: Rating 1 max A & B Gloss Materials, only, sample cut from production part ENGINEERING MATERIAL SPECIFICATION WSS-M98P13-E Copyright 2015 Ford Global Technologies, LLC Page 5 of 10 Load: 2N Scratch: Rating 2 max Marring: Rating 2 max Note: If the results are disputed, contact t
26、he appropriate Ford Materials Engineer for evaluation. 3.5.5 Resistance to Mar A & B gloss materials only with a smooth surface (FLTM BI 161-01) 70% Gloss Retention No Visual Gloss Change at all Angles 3.5.6 Chemical Resistance Production representative materials specific to the application should b
27、e used for the following tests. 3.5.6.1 Resistance to Incidental Fluid Spotting, Vertical Surfaces Only (FLTM BI 168-01, Method B. Reference Appendix 1.0 for the test fluids to be used per application). No color change in excess of Grey Scale rating of 4-5 (AATCC Evaluation procedure1/ISO 105-A02),
28、permanent surface distortion, dulling, or softening permitted. 3.5.6.2 Resistance to Incidental Fluid Spotting, Horizontal Surfaces Only (FLTM BI 113-01. Reference Appendix 1.0 for the test fluids to be used per application). No color change in excess of Grey Scale rating of 4-5 (AATCC Evaluation pr
29、ocedure1/ISO 105-A02), permanent surface distortion, dulling, or softening permitted. 3.5.6.3 Resistance to Stress Cracking No cracking or crazing (FLTM BO 127-03) Note: Include resistance to stress cracking when used in continuous contact with other materials, such as, oil, grease, cleaners, gasket
30、ing, plasticizers, and elastomers. Not applicable when the part is not in continuous contact with these other materials. Note: Test not applicable for polyolefin materials. 3.5.6.4 Resistance to Water and Soap Spotting (FLTM BI 113-01) No color change in excess of Gray Scale rating of 4-5 (AATCC Eva
31、luation procedure1/ISO 105-A02), surface distortion or permanent softening permitted. 3.5.7 Resistance to Road Asphalt Staining 1.5 E max (For uncoated PVC applications below the beltline, only) Prepare a solution of 50% asphalt cement and 50% unleaded gasoline. Dip the test specimen in the solution
32、 for 10 seconds. Suspend specimen for 15 minutes allowing the solution to drain/evaporate. Clean specimen thoroughly with naphtha. Use an untested ENGINEERING MATERIAL SPECIFICATION WSS-M98P13-E Copyright 2015 Ford Global Technologies, LLC Page 6 of 10 portion of the part as the control. Before and
33、after staining, measure the color per SAE J1545, CIELAB color space, 10 observer, illuminant C, specular included. Calculate E. NOTE: A part that fails this test must be coated with an appropriate clear coat and retested. 3.6 CO-INJECTION AND MULTI-INJECTION MOLDED PARTS Interface Bond Strength Test
34、 (Modified RQT-010815-008802 (reference LS-0006), ISO 527: 50 mm/min test speed, or ISO 37: 305 mm/min test speed, or ISO 527: 508 mm/min test speed). Test method and speed is dependent on soft and hard material combinations. Test pieces cut from components. Tensile stress applied across the interfa
35、ce should be at least equal to the tensile strength of the softer material. Loading to failure is recommended. Any tensile failure of the co-injected or multi-injected parts must result in cohesive failure. Review tested samples with Materials Engineering. TEST A: 5 test samples conditioned at 23 +/
36、- 2 C for 4 hours. TEST B: 5 test samples conditioned at 60 +/- 2 C for 4 hours. Tensile Force Vector Soft Material Hard Material Tensile Force Vector ENGINEERING MATERIAL SPECIFICATION WSS-M98P13-E Copyright 2015 Ford Global Technologies, LLC Page 7 of 10 4. GENERAL INFORMATION This information giv
37、en below is provided for clarification and assistance in meeting the requirements of this specification. Contact for questions concerning Engineering Material Specifications. 5. SUMMARY OF REVISIONS Changed from Suffix D Removed Brake Fluid from Appendix 1.0 Clarified 3.5.6 TABLE 1.0: DV/PV Require
38、ments Sample Size / Material Lot Required for each Color To be done at DV Testing To be done at PV Testing 3.4.2 Heat Aging 3.4.2.1 3.4.2.2 1 Production Part No X * 3.5.1 Resistance to Cold Impact, Bumper Cover / Fascia Only See Material Specification No (Surrogate data may be acceptable) X 3.5.2 Re
39、sistance to Cold Impact, Cowl Vent / Leaf Screen Only Per Relevant FSMS No (Select color with the highest % of pigment loading) X * 3.5.3 Resistance to Exterior Weathering 1 Yes(Surrogate data may be acceptable) X 3.5.4 Resistance to Scratching 3/grain/color Yes X 3.5.5 Resistance to Mar 3/color Yes
40、 X X 3.5.6 Chemical Resistance 3.5.6.1 3.5.6.2 3.5.6.3 3.5.6.4 3 each, when applicable No (Surrogate data may be acceptable) X 3.5.7 Resistance to Road Asphalt Staining 3 Yes (Surrogate data may be acceptable) X 3.6 Co-injection or Mulit- injection Molding 5 No X X * = If DV did not test production
41、representative processed parts, PV testing required. X = Required ENGINEERING MATERIAL SPECIFICATION WSS-M98P13-E Copyright 2015 Ford Global Technologies, LLC Page 8 of 10 Appendix 1.0 Chemical Requirements List / Zoning Diagram Location Lower Front of Vehicle Parts Bumper Grille Emblems Lower Valen
42、ce / Chin Spoiler Fluids Coolant Oil Screenwash / Windshield Wash Fluid Bug & Tar Remover Isopropyl alcohol 1:1 water Multipurpose Cleaner Location Near to Glass Parts Plenum / Cowl Vent / Leaf Screen Pillar Cappings / Appliqus Wipers Antenna Mirrors Rear Appliqu Fluids Screenwash / Windshield Wash
43、Fluid Glass Cleaner Isopropyl alcohol 1:1 water Multipurpose Cleaner ENGINEERING MATERIAL SPECIFICATION WSS-M98P13-E Copyright 2015 Ford Global Technologies, LLC Page 9 of 10 Location Below Beltline Parts Cladding Rocker Panel Tire Spoilers/Mud Guards Fluids Bug & Tar Remover Isopropyl alcohol 1:1 w
44、ater Multipurpose Cleaner ENGINEERING MATERIAL SPECIFICATION WSS-M98P13-E Copyright 2015 Ford Global Technologies, LLC Page 10 of 10 Location Remaining Areas Parts Rear Bumper Spoiler Door handles Roof Ditch Moldings Roof Rack Body Side Moldings Fluids Multipurpose Cleaner Isopropyl alcohol 1:1 water Screenwash / Windshield Wash Fluid Glass Cleaner Location Adjacent To Fuel Filler Parts Fuel Filler Bumper Corner Side Markers Wheelarch Exts / Wheel Lips Fluids Petrol / Gasoline Diesel BioDiesel Bug & Tar Remover Multipurpose Cleaner Isopropyl alcohol 1:1 water
