1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Action Changes1988 09 15 107002-185 CF4S ReleasedWP 3948-a Page 1 of 2 COATING, UV CURABLE ESF-M7J41-A1. SCOPEThe material defined by this specification is a coating which is UVcurable.2. APPLICATIONThis m aterial was released
2、 originally as a coating to insulate alternatorbus bars.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 to
3、ols must be used to analyze process/product data sothat variation in the final product is continuously reduced.3.2 SPECIFIC GRAVITY 1.05 +/- .02ASTM D 1475 at 25 +/- 2 C3.3 VISCOSITY 17 +/- 5 mm2/sBrookfield Model LVF Spindle #2 at 60 rpm for 30s3.4 SOLIDS CONTENT, min 100%3.5 FLASH POINT, min 110 C
4、ASTM D 933.6 DIELECTRIC STRENGTH 64 kv/mmASTM D 149 0.025 mm coating on 0.025 mm copper foil3.7 HARDNESS, min HB pencil3.8 SALT SPRAY, min 168 hASTM B117 on Aluminum Panel3.9 SUPPLIERS RESPONSIBILITYAll materials supplied to this specification must be equivalent inal l characteristics to the materia
5、l upon which approval wasoriginally granted.ENGINEERING MATERIAL SPECIFICATIONESF-M7J41-AWP 3948-b Page 2 of 2 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 suchchan
6、ge s affect the materials ability to meet the specificationrequir 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 co
7、de identification areto be submitted with the request.Substance restrictions imposed by law, regulations or Ford, apply tothe materials addressed by this document. The restrictions aredefined in Engineering Material Specification WS S-M99P9999-A1, unlessa different suffix (e.g., A2 or A3) is specifi
8、ed on the engineeringdocument for the application.4 APPROVAL 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 theaffec ted
9、Purchasing, Design and Materials Engineering activity. Uponrequest, 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 testspecim ens for Ford evaluation. Upon approval, the material will be addedto the Engineering Material Approved Source List.
