FORD ESB-M16J14-A-2012 ENAMEL THERMOSET 2-COMPONENT COLOR COAT EXTERIOR HIGH GLOSS TO BE USED WITH FORD WSS-M99P1111-A .pdf

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1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Action Changes1993 11 11 NB00E10043064120 Revised & Added -A2 GAM T.A. Honey1990 05 11 NB00I10072011000 Released D. M. KellerWP 3948-a Page 1 of 9 ENAMEL, THERMOSET 2-COMPONENT COLOR COAT, ESB-M16J14-AEXTERIOR, HIGH GLOSSEMAME

2、L, THERMOSET 2-COMPONENT COLOR COAT, ESB-M16J14-A2EXTERIOR, HIGH GLOSS, POLISH RESISTANT1. SCOPETh e materials defined by these specification are pigmented two-componenturethanes suitable for an exterior quality coating.2. APPLICATIONThese s pecifications were initially released as high gloss finish

3、es forthermoplastic bumpers.3. REQUIREMENTS3.1 STATISTICAL PROCESSSupplie rs must conform to the requirements of Ford Quality SystemStand ard Q-101. A mutually acceptable Control Plan as describedtherein is required for material/source approval. Appropriatestatist ical tools must be used to analyze

4、process/product data sothat variation in the final product is continuously reduced.3.2 CONDITIONING AND TEST CONDITIONSAll test values indicated herein are based on ma terial conditioned ina control led atmosphere of 23 +/- 2 C and 50 +/- 5 % relativehumidity for not less than 72 h prior to testing

5、and tested under thesame conditions unless otherwise specified.3.3 COMPOSITION3.3.1 Vehicle: Thermosetting, two-component urethane system withmi nor amounts of additives and /or plasticizers to providegood pigment wetting, adhesion to substrate and impactretention.3.3.2 Pig ments: The pigment blend

6、shall provide a satisfactorycolor m atch to the Ford master panel on file and meet therequirements of this specification for durability.3.3.3 Sp ecific Composition: The supplier will furnish such dataupon requestENGINEERING MATERIAL SPECIFICATIONESB-M16J14-A ESB-M16J14-A2WP 3948-b Page 2 of 9 3.3.4

7、Volatile: The proportion of solvents in the pain t shall be sofor mulated that the enamel will level out satisfactorilywit hout sagging, popping or roughness after baking at thespecified film thickness.3.4 PHYSICAL PROPERTIES3.4.1 Volatile Organic Compou nds: Allowable weight at applicationviscosity

8、 (ASTM D 2369, Procedure B)Solid Colors 0.56 kg/LThixotropic Colors 0.60 kg/LBase Coat/Clear Coat 0.60 kg/L3.4.2 Viscosity 16 - 20 sec(FLTM BI 111-01)3.4.3 Dry Hiding(FLTM BI 101-03)The visual hiding is over a black and gray checkerboard.Black 15 - 21 micrometresMetallic 25 - 31 micrometresNon-metal

9、lic 20 - 26 micrometresWhite or Red 31 - 37 micrometresBase Coats 20 - 26 micrometres3.5 PREPARATION OF TEST PANELS3.5.1 SubstrateTest plaques should be representative of the act ual part withres pect to molding conditions, cleaning, paint filmthickness, and bake and shall have the dimensions 127 X

10、127X 2.5 mm.3.5.2 Substrate PreparationThe surface to be painted shall be cleaned by an acceptablecomme rcial process to remove mold release agents,finge rprints, oils, dirt and any other detrimental surfacecontamination.ENGINEERING MATERIAL SPECIFICATIONESB-M16J14-A ESB-M16J14-A2WP 3948-b Page 3 of

11、 9 3.5.3 Color TopcoatApply color topcoat at the following film thickness: A Gloss LevelConventional Colorcoats 38 - 45 micrometreBasecoat 20 - 30 micrometreClearcoat 31 - 45 micrometreB - J Gloss Level 20 - 45 micrometre3.6 APPEARANCE3.6.1 Color(FLTM BI 109-01)Shall match the Ford master panel afte

12、r being prepared asdescribed in para 3.3.3.6.2 Gloss(FLTM BI 110-01)Shall be specified by means of a letter suffix to the colornumber assigned by Styling as follows:20 deg GlossmeterConventional Colorcoats 72 minBasecoat/Clearcoat 90 minB: 60 deg Glossmeter 76 minC: 60 deg Glossmeter 64 - 72D: 60 de

13、g Glossmeter 58 - 66E: 60 deg Glossmeter 47 - 53F: 60 deg Glossmeter 32 - 38G: 60 deg Glossmeter 17 - 23H: 60 deg Glossmeter 7 - 13J: 60 deg Glossmeter 6 maxENGINEERING MATERIAL SPECIFICATIONESB-M16J14-A ESB-M16J14-A2WP 3948-b Page 4 of 9 3.6.3 GeneralThe coating shall retain the dimensional integri

14、ty,flexibility impact strength and other mechanical propertiesof t he substrate to the degree required for the intendedapplication. The coating shall also exhibit no craters, pin-hole s, solvent popping, seediness, abnormal roughness orexcessive flow.3.7 FILM PROPERTIES3.7.1 Adhesion(FLTM BI 106-01,

15、 Method D)Less than 5 % flaking or paint removal.3.7.2 Ultraviolet Light Transmittance(Lambda 6 Integrating SphereSpectrophotometer, or equivalent)There shall be a maximum light transmittance of 1.0 % whenmeasured at 400 nm thro ugh a basecoat film thickness that is80 % o f the dry hide film thickne

16、ss. If the lighttransmittance is 1.0 %, show that the basecoat can meet the1.0 % maximum at /= 25 micrometre film thicknes s. Clearcoatis not used for this evaluation.3.8 RESISTANCE REQUIREMENTS3.8.1 Water Resistance, min 240 h(FLTM BI 104-01)Te st Method: Immerse the test plaque or part for 240 h i

17、ndistil led or deionized water maintained at 32 +/- 2 C asdescri bed in FLTM BI 104-01. Remove plaque/part from thewater and immediately scribe an “X“ through the finish to thesubstrate. Dry the scribed area with a paper to wel, cloth orair (oil and moisture free) and immediately apply with firmthum

18、b pressure, a minimum of 1300 mm2 of 3M #898 tape. Removethe tape by pulling one end at a 90 deg angle at moderatespeed.The following conditions shall be basis for rejection:. Removal of paint beyond 1.6 mm from any scribe line. Any evidence of blis tering or dulling of the paint at thescribe line o

19、r elsewhere on the part.ENGINEERING MATERIAL SPECIFICATIONESB-M16J14-A ESB-M16J14-A2WP 3948-b Page 5 of 9 3.8.2 Resistance to Water, Soap, UnderbodyCoating Spotting(FLTM BI 113-01, add Underbody CoatingESR-M7C54-A, to solutions required). Conventional ColorcoatsDiscoloration, max 4 - 5 AATCC. Baseco

20、at/ClearcoatDiscoloration, max NoneNot e: Underbody Coating Spotting shall be conducted forinitial qualification only.3.8.3 Resistance to Acid Spotting(FLTM BI 113-02, except use ofcolorimeter is omitted)Shall exhibit no more dulling or color change than thestandard on file in the B&CE Materials and

21、 CorrosionProtection Engineering Laboratory.3.8.4 Resistance to Cleaning Solutions, min(FLTM BN 107-01, 15 cycles)Subs titute a painted plaque for the textile material.Saturate white cotton cloth with the cleaners listed)Acceptance: No more color transfer than Rating 4 on the AATCCCol or Transferenc

22、e Scale when tested with the followingcleaners:. SAE 10W30 Motor Oil. Tar and Road Oil Remover (ESR-M5B106-A). Windshield Washer Fluid (ESB-M8B15-B)3.8.5 Resistance to Gasoline(FLTM BO 101-05, add ASTM ReferenceFuel D (ASTM D 471)Acceptance: A Gloss ColorsSha ll exhibit no softening, dulling, colort

23、ransfer, color change, blistering or show anyevidence of loss of adhesion.ENGINEERING MATERIAL SPECIFICATIONESB-M16J14-A ESB-M16J14-A2WP 3948-b Page 6 of 9 B-J Gloss ColorsShall exhibit no blistering or show any eviden ce ofloss of adhesion. Slight softening, dulling, orcolor change is acceptable pr

24、oviding color tra nsferto white cloth is no more than rating 4 on AATCCChromatic Transference Scale.3.8.6 Hydrolysis Resistance(FLTM BI 106-03)Use 5 samples for each color tested. Lightly sa nd paint filmsurface before checking adhesion. Test sample fo r adhesion at14 day intervals and run test for

25、28 days. If a failure isdetected, recheck sample in a different area to verify.3.8.7 Resistance to Scuffing, min 1000 cycles(FLTM BN 108-04, scuff head “A“under a 0.91 kg load)No cracks in the finish transverse to the direction ofmot ion. Loss of topcoat film limited to 2 mg and no wearthrough to ex

26、pose the substrate of the test plaque.Slight circular scratch es in the direction of motion are notconsidered evidence of failure.3.8.8 Thermal Shock Resistance(FLTM BI 107-05)Shall exhibit no blistering or loss of adhesion whensubjected to the following cycle:. 4 h water immersion. 4 h minimum expo

27、sure at - 29 C. Direct steam blast on scribed “X“ at 45 degree angle50 - 70 mm from the panel for 30 s minimum.3.8.9 Chip Resistance, min(SAE J400)Chipping shall not exceed Fig 2B for either size or frequencywhen a finished part is tested 10 cycles.ENGINEERING MATERIAL SPECIFICATIONESB-M16J14-A ESB-

28、M16J14-A2WP 3948-b Page 7 of 9 3.8.10 Impact Resistance (-A only) 90 % Retention Direct (ASTM D 3763) 70 % Retention ReversePainte d plaques (127 x 127 x 2.5 mm) representative of theac tual part with respect to molding conditions, cleaning,pai nt film thickness, bake and all other operations shallm

29、aintain a minimum of 90 % of the unpainted impact strengthwhen impacted direct, 70 % when impacted reverse, at 23 +/-1 C and - 29 C.Use 13 mm diameter dart at 402 m per minute.3.8.11 Cold Flexibility (-A2 only)(At - 20 +/- 1 C)No cracking when bent over the mandrel listed below.Test Method: Prepare

30、a sample of minimum size 13 x 150 mm.Condition the sample, an appropriate sized suppo rted mandrel,and a pair of gloves fo r a minimum of 4 h at - 20 C. At theend of the conditioning period, open the freezer, put on thegloves , grasp the sample firmly at each end and bend 180degrees around the mandr

31、el (finish side out) as quickly aspossible.Substrate Flexural Modulus Mandrel Diameter(ISO 178/ASTM D 790M, Method I,Procedure A)0 - 350 MPa 25 mm351 - 550 MPa 50 mm551 - 790 MPa 75 mm791 - 1000 MPa 100 mm3.8.12 Polish Resistance (-A2 only)The urethane paint surface shall be capable of being sandeda

32、nd polished to remove minor surface defects such as spits,drips, f ibers, or dirt particles. No noticeable change ingloss or appearance except for a minimum of polishing linesshall result. Deep polishing lines or swirl marks are notacceptable.3.9 WEATHERING REQUIREMENTSPa nels prepared in accordance

33、 with para 3.3 shall be exposed asfollows:3.9.1 Flor ida exposure (Miami Area): 12 months at 5 deg directfacing south3.9.2 Accelerated Weathering: One of the following methods:BC/CC SOLIDENGINEERING MATERIAL SPECIFICATIONESB-M16J14-A ESB-M16J14-A2WP 3948-b Page 8 of 9 EMMA (NTW) Weathering in Arizon

34、a 500 MJ 250 MJ(SAE J1961, Cycle 1)Xenon Arc Weather-o-meter, min 1000 h 500 h(SAE J1960)Test Acceptance Criteria: The paint surface shal l not exhibitco ating delamination, cracking, checking, blister, fade orchalk by the end of the exposure period. After examiningplaques for surface degradation te

35、st in water immersion perpara 3.8.1 for 24 hours.The Florida exposure panel takes precedence over a panel ofthe s ame material exposed in either accelerated weatheringtest.3.10 SUPPLIERS RESPONSIBILITYAll materials supplied to this specification must be equivalent inal l characteristics to the mater

36、ial upon which approval wasoriginally granted.Pri or to making any change in the properties, composition,constr uction, color, processing or labeling of the materialorig inally approved under this specification, whether or not suchchange s affect the materials ability to meet the specificationrequir

37、 ements, the Supplier shall notify Purchasing, Toxicology andthe affected Materials Engineering activity of the proposed changesand obtain the written approval of the Materials Engineeringactivity. Test data, t est samples and a new code identification areto be submitted with the request.Substance r

38、estrictions imposed by law, regulations or Ford, apply tothe materials addressed by this document. The restrictions aredefined in Engineering Material Specification WSS-M99P9999-A1.4. APPROVAL OF MATERIALSMat erials defined by this specification must have prior approval by theresponsible Materials E

39、ngineeri ng activity. Suppliers desiring approval ofthe ir materials shall first obtain an expression of interest from theaffec ted Purchasing, Design and Materials Engineering activity. Uponrequest, the Supplier shall submit to the affected Materials Engineeringactivity a completed copy of their la

40、boratory test reports, signed by aqualified and authorized representative of the test faci lity, demonstratingful l compliance with all the requirements of this specification (testresults, not nominal values), the material designation a nd code number, andtes t specimens for Ford evaluation. Fords e

41、ngineering approval of amateri al will be based on its performance to this specification and on anassessment of suitability for i ntended processes and/or applications. Uponapprov al, the material will be added to the Engineering Material ApprovedSource List.ENGINEERING MATERIAL SPECIFICATIONESB-M16

42、J14-A ESB-M16J14-A2WP 3948-b Page 9 of 9 5. GENERAL INFORMATIONTh e information in this paragraph is provided for assistance andclarification and does not represent requirements to this specification.5.1 FLASH POINT Below 26 C(ASTM D 92)5.2 FLAMMABILITYThis material represent s a potential fire hazard. The ManufacturingEngineering Department shall notify both the Plant Security and theSafety Units of its pre sence in the Plant to assure that proper fireprecautions are provided. The location in which it is used or storedshall be included in the notifications.