1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Action Changes1992 05 05 NE01E10127076053 Revised and Updated N. Adamowicz1983 05 24 CE3NRD863100E78 Released F. SwansonWP 3948-a Page 1 of 3 SEALER, THERMOSET POLYESTER RESIN ESE-M4G17-B1. SCOPEThe material defined by this sp
2、ecification is a liquid polyester resin usedfor impregnation of metallic parts. The purpose of the impregnation is toseal microscopic porosity. It is not intended for use on parts exhibitingmacroporosity or other structural defects.2. APPLICATIONThis specification was released originally for materia
3、l used forimpregnation of transmission bell housings.3. REQUIREMENTS (Properties as a liquid)3.1 STATISTICAL PROCESSSuppliers must conform to the requirements of Ford Quality SystemStandard Q-101. A mutually acceptable Control Plan as describedtherein is required for material/source approval. Approp
4、riatestatistical tools must be used to analyze process/product data sothat variation in the final product is continuously reduced.3.2 INFRARED SPECTROPHOTOMETRY AND/OR THERMAL ANALYSISFord Motor Company, at its option, may conduct infrared and/orthermal analysis of material/parts supplied to this sp
5、ecification.The IR spectra and thermograms established for initial approval shallconstitute the reference standard and shall be kept on file at thedesignated material laboratory. All samples shall produce IR spectraand thermograms that correspond to the reference standard when testedunder the same c
6、onditions.3.3 CONDITIONING AND TEST CONDITIONSAll test values indicated herein are based on material conditioned ina controlled atmosphere of 23 +/- 2 C and 50 +/- 5 % relativehumidity for not less than 24 h prior to testing and tested under thesame conditions unless otherwise specified.3.4 APPEARAN
7、CE Light amber3.5 SPECIFIC GRAVITY, min 0.99(ASTM D 1298)NOT TO BE USED IN NEW DESIGN2014 N Status No replacement named L. Sinclair, NAENGINEERING MATERIAL SPECIFICATIONESE-M4G17-BWP 3948-b Page 2 of 3 3.6 VISCOSITY at 23 +/- 2 C, range 7 - 30 mPa.s(ASTM D 1084 Method B, Brookfield LVF,No. 1 spindle
8、 60 rpm)3.7 FLASH POINT, min 93 C(ASTM D 92)3.8 SUPPLIERS RESPONSIBILITYAll materials supplied to this specification must be equivalent inal l characteristics to the material upon which approval wasoriginally granted.Pri or to making any change in the properties, composition,constr uction, color, p
9、rocessing or labeling of the materialorig inally approved under this specification, whether or not suchchange s affect the materials ability to meet the specificationrequir ements, the Supplier shall notify Purchasing, Toxicology andthe affected Materials Engineering activity of the proposed changes
10、and 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 restrictions imposed by law, regulations or Ford, apply tothe materials addressed by this document. The restrictions aredefined i
11、n Engineering Material Specification WS S-M99P9999-A1, unlessa different suffix (e.g., A2 or A3) is specified 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. Su
12、ppliers 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 laboratory test reports, s
13、igned 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 engineering approval of a
14、materi 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 SPECIFICATIONESE-M4G17-BWP 3948-b Page 3 of
15、3 5. GENERAL INFORMATIONThe information below is provided for clarification and assistance inmeeting the requirements of this specification.Temperature Range, continuous - 54 to 204 CCoefficient of Thermal Expansion after Curing, typical 216 x 1E-6 mm/mm/CFl uorescence: Parts may be inspected with black light for evidence ofimpregnation.
