1、ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Action Changes1996 07 22 Revised Revised para 3.3.1, 3.3.2.1 recordpercent of solvent required) to a dry filmthickness of 39 - 50 micrometers, enamel only. Bakeper para 3.3.5.3.3.3 Both solid colors and metallic colors require
2、three mediumwet coats with 1 to 2 minute flash between coats for optimumgloss.3.3.4 Age panels before testing as shown in the respective tests.3.3.5 Baking CyclesThe following baking schedules are required for ESB-M32J106quality enamel tests:Standard Bake: 17 minutes at 129 +/- 2 CThe above bake app
3、lies to the following tests:Para 3.4.1 ColorPara 3.4.2 GlossPara 3.4.3 Heat sensitivityPara 3.5.2 HardnessPara 3.5.3 AdhesionPara 3.5.6 Polish resistancePara 3.6 Resistance propertiesRebake: Standard bake plus 20 minutes at 138 CPara 3.4.1 ColorPara 3.4.2 GlossPara 3.4.3 Heat sensitivityPara 3.7.3 I
4、ntercoat adhesionENGINEERING MATERIAL SPECIFICATIONESB-M32J106-AWP 3948-b Page 4 of 6 3.4 APPEARANCE3.4.1 Color(FLTM BI 9-1)Color shall match the Ford Motor Company master panel afterall of the baking cycles described in para 3.3.5.3.4.2 Gloss(FLTM BI 10-1)The gloss (20 degree glossmeter) shall be s
5、pecified by meansof a letter suffix to the color number assigned by Styling asfollows:B 80 +/- 4 F 35 +/- 3C 70 +/- 4 G 20 +/- 3D 62 +/- 3 H 10 +/- 3E 50 +/- 3 J 6 max3.4.3 Heat SensitivityA commercial color match shall be obtained with nosignificant change in gloss as defined in para 3.4.2, or more
6、than 2 units change in Sward Hardness, when the enamel isbaked at the following schedules:. 17 minutes at 129 C. Standard bake plus 20 minutes at 138 C3.4.4 GeneralThe enamels shall bake out to a presentable, serviceable filmshowing no craters, pinholes, seediness, abnormal roughnessor excessive met
7、allic mottling.3.5 FILM PROPERTIES3.5.1 Film Thickness 39 - 50 micrometers3.5.2 Hardness(FLTM BI 12-1)Sward 20 - 40Knoop, min 6Film Thickness Standard per para 3.5.1:No correction requiredBake Standard (para 3.3.5)3.5.3 Adhesion(FLTM BI 6-1)No flaking or chipping over unsanded primer or enamel.3.5.4
8、 Intercoat Adhesion(FLTM BI 6-2)ENGINEERING MATERIAL SPECIFICATIONESB-M32J106-AWP 3948-b Page 5 of 6 3.5.5 Chip Resistance(FLTM BI 7-1)3.5.6 Polish Resistance(FLTM BI 10-2, 60 degree Glossmeter)The painted panel, shall exhibit no greater change in glossthan 10 units.3.6 RESISTANCE PROPERTIES3.6.1 Sa
9、lt Spray Resistance, min 240 h(FLTM BI 3-1)There shall be no blistering and no more than 3 mm rustcreepage or loss of adhesion from a line scribed through tobare steel.3.6.2 Condensing Humidity, min 240 h(FLTM BI 4-2, Method “A“)There shall be no blistering, peeling, or loss in holdout.3.6.3 Water a
10、nd Soap Spotting(FLTM BI 13-1)3.6.3.1 Water Spot Discoloration None permitted3.6.3.2 Soap Spot Discoloration None permitted3.6.4 Acid Spotting(FLTM BI 13-2)3.6.4.1 Acid Spot DiscolorationNo discoloration after 10 minutes. Discolorationafter 20 and 30 minutes shall be no greater thanthe standard on f
11、ile.3.6.5 Weathering ResistanceThe finished test specimen shall show a minimum degree offading, chalking, dulling or color change. No greater changeof gloss is permitted than equivalent approved productioncolors. No increase of brittleness or loss of adhesion ispermitted and specimens shall be compl
12、etely free fromevidence of cracking, checking, blistering, peeling, orrusting after exposure as follows:ENGINEERING MATERIAL SPECIFICATIONESB-M32J106-AWP 3948-b Page 6 of 6 Florida exposure (Miami Area), min12 months at 5 degrees facing south.Accelerated weathering*(FLTM BO 1-1)400 h in Atlas XW Wea
13、therometer*In the event of differences between accelerated weatheringand Florida exposure, the Florida exposure shall govern.3.7 SUPPLIERS RESPONSIBILITYAll materials supplied to this specification must be equivalent inall characteristics to the material upon which approval wasoriginally granted.Pri
14、or to making any change in the properties, composition,construction, color, processing or labeling of the materialoriginally approved under this specification, whether or not suchchanges affect the materials ability to meet the specificationrequirements, the Supplier shall notify Purchasing, Toxicol
15、ogy 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.Substance restrictions imposed by law, regulations or Ford, apply
16、tothe materials addressed by this document. The restrictions aredefined in Engineering Materials Specification WSS-M99P9999-A1.4. APPROVAL OF MATERIALSMaterials defined by this specification must have prior approval by theresponsible Materials Engineering activity. Suppliers desiring approval ofthei
17、r materials shall first obtain an expression of interest from theaffected Purchasing, Design and Materials Engineering activity. Uponrequest, the Supplier shall submit to the affected Materials Engineeringactivity a completed copy of their laboratory test reports, signed by aqualified and authorized
18、 representative of the test facility, demonstratingfull compliance with all the requirements of this specification (testresults, not nominal values), the material designation and code number, andtest specimens for Ford evaluation. Fords engineering approval of amaterial will be based on its performance to this specification and on anassessment of suitability for intended processes and/or applications. Uponapproval, the material will be added to the Engineering Material ApprovedSource List.
