1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Action Changes1990 07 31 NE01E10000474077 Revised para 2 updated E. Duda1982 09 03 CE3MRD863100E52 3.2 Was 4000 psi1964 01 07 Released (E7-2893)WP 3948-a Page 1 of 2 GASKET, CELLULOSE FIBER/NITRILE BUTADIENE ESE-M8G32-ARUBBER,
2、 MEDIUM HARD1. SCOPEThe material defined by this specification is a cellulose fiber nitrilebutadiene rubber impregnated gasket.2. APPLICATIONThis specification was released originally for material used as acarbur etor to intake manifold gasket. Do not use this material for wateror coolant applicatio
3、ns.3. REQUIREMENTSAll tests shall be conducted in accordance with ASTM F 104, Type 3materials.3.1 COMPRESSIBILITY 6 - 16 %(ASTM F 36, 6.9 MPa load)Recovery, min 65 %(138 kPa preload)3.2 TENSILE STRENGTH, min 24.1 MPa(Across grain)3.3 IMMERSION IN LIQUIDS(22 h at 23 +/- 2 C)Immersion Fluid Thickness
4、Increase Weight Increasemax maxASTM Reference Fuel “B“ 15 % 30 %ASTM Oil No. 3 10 % 30 %Distilled Water 35 % 50 %3.4 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/s
5、ource approval. Appropriatestatist ical tools must be used to analyze process/product data sothat variation in the final product is continuously reduced.ENGINEERING MATERIAL SPECIFICATIONESE-M8G32-AWP 3948-b Page 2 of 2 3.5 SUPPLIERS RESPONSIBILITYAll materials supplied to this specification must be
6、 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, processing or labeling of the materialorig inally approved under this specification, whether or not suchchange s affect the ma
7、terials 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 code identification
8、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 specified on the engineer
9、ingdocument 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 Purchasing, Desig
10、n 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.
