FORD WSK-M64J31-A1-2012 PRIMER WATERBORNE ANODIC ELECTROCOAT 22 MICROMETRE FILM BUILD 175 C BAKING INITIAL FILL TO BE USED WITH FORD WSS-M99P1111-A .pdf

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1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Release No. Release/Revision1991-01-02 C01089480 Released KW conc. J.SchultWP 3948-a Page 1 of 5 PRIMER, WATERBORNE ANODIC ELECTROCOAT, WSK-M64J31-A122 MICROMETRE FILM BUILD, 175 C BAKING, INITIAL FILLMAKEUP FEED, WATERBORNE A

2、NODIC ELECTROCOAT WSK-M64J31-A21. SCOPEThe materials defined by these specifications are anodic electrocoat primerand associated make-up feed mat erial for nominal 22 micrometre film build.2. APPLICATIONThese sp ecifications were released originally for a paint system used asanodic ele ctrocoat prim

3、er on phosphated small parts. It will either befollow ed by primer surfacer and exterior enamel colour coat or be used assingle coat on non visible parts.3. REQUIREMENTSWSK -M64J31-A1: The anodic electrocoat primer shall meet all detailedrequirements of this specification.WSK-M6 4J31-A2: The make-up

4、 feed materials shall meet the requirements ofpara 3 .4. When feed material is used in production, the resultant primershall meet all detailed requirements of this specification.3.1 STATISTICAL PROCESSSupplie rs must conform to the requirements of Ford Quality SystemStanda rd Q-101. A mutually accep

5、table Control Plan as describedth erein is required for material/source approval. Appropriatestatist ical tools must be used to analyze process/product data sothat variation in the final product is continually reduced.3.2 INFRARED SPECTROPHOTOMETRY AND/OR THERMAL ANALYSISFord Motor Company, at its o

6、ption, may conduct infrared and/ortherma l analysis of material/parts supplied to this specification.The IR spectra and thermograms established for i nitial approval shallconst itute the reference standard and shall be kept on file at thedesignated material lab oratory. All samples shall produce IR

7、spectraand thermograms that correspond to the reference standard when testedunder the same conditions.ENGINEERING MATERIAL SPECIFICATIONWSK-M64J31-A1/A2WP 3948-b Page 2 of 5 3.3 CONDITIONINGAll test values indicated herein are based on ma terial conditioned ina control led atmosphere of 23 +/- 2 C a

8、nd 50 +/- 5 % relativehumidity for not less than 24 h prior to testing and tested under thesame conditions unless otherwise specified.3.4 MATERIAL PROPERTIES3.4.1 Density see Initial Sample +/- 0.05 g/mL(ASTM D 1475)3.4.2 Non-volatile see Initial Sample +/- 1 %(FLTM BI 120-08)3.4.3 Weight Loss after

9、 baking see Initial Sample +/- 1 %(FLTM BI 120-15)Baking: 10 minutes at 175 C metal temperature.3.4.4 Solvent Emissions, max. 0.096 kg/L(ASTM D 3960)This r equirement is as determined by the United StatesEnvironmental Protection Agency Reference Method #24 but isonly applicable to materials used in

10、the USA.3.5 STABILITY3.5.1 Pumping Stability 14 days(FLTM BI 120-04 or equivalent equipment)Afte r 14 days stirring, the bath material shall meet allrequirements of this specification.3.5.2 Storage Stability: 2 monthsDuring a storage of 2 months between 5 and 32 C temperaturethe make-up feed materia

11、ls as supplied shall not settle up orcake insoluble.3.6 PREPARATION OF TEST PANELS(FLTM BI 103-02 B,b)3.6.1 Substrate:Zinc phosphated Test pa nels prepared in accordance with FordManufacturing Standard U-MA18004/U-MA18005.3.6.2 Electrocoat Primer:(FLTM BI 120-01)Electrocoat bath temperature: 22 +/-

12、2 C.Dry film thickness: 20 - 24 micrometre.Baking condition: 10 minutes at 175 CENGINEERING MATERIAL SPECIFICATIONWSK-M64J31-A1/A2WP 3948-b Page 3 of 5 3.6.3 Primer surfacer:Current approved primer surfacer. Application a s required inthe relevant Material Specification.3.6.4 Topcoat:Curr ent approv

13、ed black enamel topcoat for the holdoutevalua tion and Water Immersion Test and current approvedwhite enamel or silver metallic topcoat for all other tests.Application as required in the relevant MaterialSpecification.3.6.5 Ageing:All Te st Panels prepared according to this specificationshall be age

14、 d for at least 72 h at 23 +/- 2 C or 16 h at45 +/- 1 C before testing for resistance properties.3.7 APPEARANCE3.7.1 Colour grey3.7.2 Gloss, max. 65 %(FLTM BI 110-01, 60 deg)3.7.3 LevelingThe su rface of the electrocoat primer shall be smooth andshow only a minimum of orange peel when applied and ba

15、ked asrequired in 3.6.3.7.4 HoldoutNo evidence of dulling, no craters or pinholes and no changein image clarity on panels prepared according to para 3.6.3.8 RESISTANCE PROPERTIESThe fol lowing investigations shall be performed on Test Panelsprepared according to para 3.6.2, 3.6.3 and 3.6.4.3.8.1 Adh

16、esion No chipping(FLTM BI 106-01, Method B)3.8.2 Stone Chip Resistance, max. 3(FLTM BI 157-04)3.8.3 Salt Spray Resistance, min. 240 h(FLTM BI 103-01)No b listering and no rust on the panel surface and no morethan 3 mm rust creepage and loss of adhesion from a scratchscribed to the bare metal.ENGINEE

17、RING MATERIAL SPECIFICATIONWSK-M64J31-A1/A2WP 3948-b Page 4 of 5 3.8.4 Water Immersion Test, min. 480 h(FLTM BI 104-01)One hour after test end investigation of adhesion 3.9.1.No blistering, loss of gloss or loss of adhesion accepted.3.9 THROW POWER 240 h(FLTM BI 120-2 Method C, exceptions noted belo

18、w)3.9.1 Substrates:Zinc phosphated Test pa nels prepared in accordance with FordManufacturing Standard U-MA18004/U-MA18005.3.9.2 Preparation of Throw Power Panels:Throw power panels shall be prepared according t o para 3.6.2,using the same voltage.3.9.3 Throw Power Protection:Before Salt Spray Test:

19、 100 mmAfter 240 h Salt Spray Test: 100 mmThere shall be no blistering, red rusting or corrosiongreater than 100 mm from the electrocoated end of theelectrocoated test panel.3.10 FLORIDA WEATHERING 12 months(FLTM BI 160-01)Test Pa nels or Specimens painted according to para 3.6 of thisspecification,

20、 scribed with an “X“, shall be exposed in the area ofMiami, Florida, 5 deg facing south for 12 months exposure time.Examination:Blistering, peeling, cr acking, crazing, chalking, yellowing, loss ofgloss or any other deterioration.Test Specimen shall be equal to or better than the Master Sampleapprov

21、ed by Materials Laboratory of Product Engineering.3.10.1 Water Immersion, 24 h No blistering(FLTM BI 104-01)The Florida Panels shall be tested after evaluation 3.10.3.10.2 Adhesion No chipping(FLTM BI 106-01, Method B)Adhesion shall be tested 24 h after test 3.10.1.3.11 ADDITIONAL REQUIREMENTSTest P

22、a nels and parts prepared according to para 3.6.4 of thisspecification shall meet all requirements of performancespecification WSK-M2P136-A.ENGINEERING MATERIAL SPECIFICATIONWSK-M64J31-A1/A2WP 3948-b Page 5 of 5 3.12 QUALITYTh e electrocoat primer must be adaptable for application inacc ordance with

23、 the appropriate Ford Motor Company ProcessSpecification U-C800.The electrocoat primer must be compatible with all related materialse.g.: sealers, adhesives and paint materials.3.13 SUPPLIERS RESPONSIBILITYAll materials supplied to this specification must be equivalent inal l characteristics to the

24、material upon which approval wasoriginally granted.Pri or to making any change in the properties, composition,const ruction, colour, processing or labelling of the materialorig inally approved under this specification, whether or not suchchange s affect the materials ability to meet the specificatio

25、nrequir 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, test samples and a new code identification areto be submitted with the request.Subst

26、ance restrictions imposed by law, regulations or Ford, apply tothe mat erials addressed by this document. The restrictions arede fined in Engineering Materials Specification WSS-M99P9999-A1,unless a different suffix (e.g., A2 or A3) is specified on theengineering document for the application.4. APPR

27、OVAL OF MATERIALSMat erials defined by this specification must have prior approval by theresponsible Materials Engineeri ng activity. Suppliers desiring approval ofthe ir materials shall first obtain an expression of interest from theaffect ed Purchasing, Design and Materials Engineering activity. U

28、ponrequest, the Supplier shall submit to the affected Materials Engineeringactivity its own laboratory rep ort to the specification (test results, notnominal values), the material designation and code number, and testspecimen s for Ford evaluation. Upon approval, the material will be addedto the Eng

29、ineering Material Approved Source List.5. GENERAL INFORMATION The information given below is provided for assistance and clarificationand does not represent requirement(s) to this specification.5.1 CORRECTIVE ADDITIVESCorrecti ve additives shall only be used as recommended by thesupp lier of the electrocoat material. The resultant bath materialshall meet all requirements of this specification.