1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Release No. Released1992 01 30 NC00E10079756012 Released L. MastrofrancescoWP 3948-a Page 1 of 4 LAMINATE, POLYOLEFINIC AIR FILLED CELLS/ALUMINUM FOIL, WSA-M99G164-AHEAT SHIELD1. SCOPEThe material defined by this specification
2、 consists of a cellular airfilled polyolefinic sheet with aluminum foil laminated t o one or both sidesas required by the end use.2. APPLICATIONThis ma terial was released originally for material used as a heat shieldfor chassis components such as plastic fuel tanks and powertrain isolationhydromoun
3、ts. This material is to be used for protection from radiant heatsources.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. Appropriat
4、estatist ical 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/ortherma l analysis of material/parts supplied to this spec
5、ification.The IR spectra and thermograms established for i nitial approval shallconst itute the reference standard and shall be kept on file at thedesignated material laboratory. All samples sha ll produce IR spectraand thermograms that correspond to the reference standard when testedunder the same
6、conditions.3.3 CONDITIONING AND TEST CONDITIONSAll test values indicated herein are based on ma terial conditioned ina control led 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.ENGINEERI
7、NG MATERIAL SPECIFICATIONWSA-M99G164-AWP 3948-b Page 2 of 4 3.4 CONSTRUCTION3.4.1 Air Filled Polyolefinic Cells. Thickness 3.2 +/- 0.2 mm. Cell Wall Thickness, nom 0.07 mm. Diameter of Cell 9.5 +/- 0.5 mm. Melting Point 130 C3.4.2 Aluminum Foil. Type 1145 alloy; dead soft, oil free. Thickness 0.0 13
8、 +/- 0.005 mm or 0.040 +/-0.008 mm (to be specified on theengineering drawing. Usage One or both sides (to b e specifiedon the engineering drawing)3.4.3 Laminating Adhesive. Type Polyolefinic. Thickness 0.025 mm3.5 PHYSICAL PROPERTIES (LAMINATE)3.5.1 Tensile Strength, min 170 N(ASTM D 751)3.5.2 Burs
9、ting Strength, min 245 kPa(ASTM D 774)3.5.3 Tear Strength (Trapezoid), min 32 N(ASTM D 1117)3.5.4 Tear Strength (Tongue), min 22 N(ISO 4674, Method A2)3.5.5 Puncture Resistance, min 220 N(FTM 101C, Method 2031)3.5.6 Cold Flexibility, max - 40 C(ASTM D 2136)ENGINEERING MATERIAL SPECIFICATIONWSA-M99G1
10、64-AWP 3948-b Page 3 of 4 3.5.7 Flammability(ISO 3795/SAE J369)Burn Rate, max 100 mm/minuteThe specimen size required for approval is 355 x 100 x 1.5+/- 0.1 mm.3.6 ADDITIONAL REQUIREMENTSSpecific requirements for material and/or manufa ctured parts shall bespecified on the Engineering drawing, Engin
11、eerin g parts specificationand/or performance specifications. All critical areas with respectto these properties shall be clearly designated on the engineeringdrawing.3.7 SUPPLIERS RESPONSIBILITYAll materials supplied to this specification must be equivalent inal l characteristics to the material up
12、on 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 materials ability to meet the specificationrequir ement
13、s, 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 areto be submitted with the request.Substance restric
14、tions 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 engineeringdocument for the application.4. APPROVAL OF MATERI
15、ALSMat erials defined by this specification must have prior approval by theresp onsible Materials Engineering activity. Suppliers desiring approvalof thei r materials shall first obtain an expression of interest from theaffec ted Purchasing, Design and Materials Engineering activity. Uponrequest, th
16、e Supplier shall submit to the affected Materials Engineeringactivity a completed copy of their laboratory test reports, signed by aqualified and authorized representative of the test faci lity, demonstratingful l compliance with all the requirements of this specification (testresults, not nominal v
17、alues), the material designation a nd code number, andtes t specimens for Ford evaluation. Fords engineering approval of amateri 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
18、be added to the Engineering Material ApprovedSource List.ENGINEERING MATERIAL SPECIFICATIONWSA-M99G164-AWP 3948-b Page 4 of 4 5. GENERAL INFORMATIONThe information below is provided for clarification and assistance inmeeting the requirements of this specification.5.1 MAXIMUM CONDUCTION TEMPERATURE 105 CThe heat protection properties will differ signi ficantly depending onthe foil thickness, lam inate construction (one or two side foil) andcomponent design.
