FORD WSB-M5G58-A1-1994 DEADENER BUTYL ALUMINUM FOIL LAMINATE CONSTRAINED LAYER《带约束层的丁基 铝箔层压板隔音材料》.pdf
《FORD WSB-M5G58-A1-1994 DEADENER BUTYL ALUMINUM FOIL LAMINATE CONSTRAINED LAYER《带约束层的丁基 铝箔层压板隔音材料》.pdf》由会员分享,可在线阅读,更多相关《FORD WSB-M5G58-A1-1994 DEADENER BUTYL ALUMINUM FOIL LAMINATE CONSTRAINED LAYER《带约束层的丁基 铝箔层压板隔音材料》.pdf(9页珍藏版)》请在麦多课文档分享上搜索。
1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Release No. Released1994 08 29 NB00I10043054356 Released GEH KPM BCFWP 3948-a Page 1 of 9 DEADENER, BUTYL/ALUMINUM FOIL LAMINATE, WSB-M5G58-A1CONSTRAINED LAYER1. SCOPEAll of the materials defined by this specification are acou
2、sticaldeadeners. The various kinds of deadeners specified are described in amat erial matrix enclosed herein. Each unique material described in thematrix is assigned its own specification number.2. APPLICATIONThi s specification was released originally for materials used to dampvib rating body panel
3、s. Unique material applications are defined by thematerial matrix incorporated in the specification.Prior to use, the material must be evaluated under the c omponent productionparameters. The choice of substrates, stamping lubricants, plantproces sing conditions and specific design application may a
4、ffect materialperform ance. Compliance with this specification does not guarantee thematerial will function for all potential applications on a vehicle.3. REQUIREMENTS3.1 STATISTICAL PROCESSSupplie rs must conform to the requirements of Ford Quality SystemStand ard Q-101. A mutually acceptable Contr
5、ol Plan as describedtherein is required for material/source approval. Appropriatestatist 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
6、conduct infrared and/ortherma l analysis of material/parts supplied to this specification.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
7、thermograms that correspond to the reference standard when testedunder the same conditions.ENGINEERING MATERIAL SPECIFICATIONWSB-M5G58-AWP 3948-b Page 2 of 9 3.3 CONDITIONING AND TEST CONDITIONSAll test values indicated herein are based on ma terial conditioned ina control led atmosphere of 23 +/- 2
8、 C and 50 +/- 5 % relativehumidity for not less than 24 h prior to testing and tested under thesame conditions unless otherwise specified.3.4 MATERIAL MATRIXThe matrix below provides information on basic material type,manufacturing process location, method of applic ation, and acceptablein-vehicle o
9、rientation for each material specification number.Material Type. Asphaltic Mastic. Polyvinyl Chloride. Ethylene Vinyl Acetate. Polyvinyl Acetate. Urethane. Butyl X. SBR based. Saturated Felt. Aluminum Foil X. Adhesive. Magnetic. Special Requirement. Release Liner XAssembly Location (whereapplied in
10、mfg. process). Stamping Plant or Assy XPlant body-in-white. Paint Shop (assy Plantafter E-coat bake). Trim Shop(assemblyplant after paint)Method of Application. Spray. Lay by Hand. Pressurize X. Extrude. Special RequirementIn-vehicle Orientation. Horizontal Only. Vertical or Horizontal. Inverted or
11、Other X. Special RequirementENGINEERING MATERIAL SPECIFICATIONWSB-M5G58-AWP 3948-b Page 3 of 9 3.5 SAMPLE PREPARATION3.5.1 Applying Material to Substrate3.5.1.1 Materials Applied with PressureRoll once (in the forward direction only) with a2.2 kg roller having a 83 mm diameter.3.5.2 Sample Orientati
12、onAl l in-vehicle orientations used should be evaluated (seematerial matrix (para 3.4) for in-vehicle orientations).3.5.3 Processing Temperature BakesTypical manufacturing-process minutes-at-metal-temperatures(MMT) minimums, nominals, and maximums are iden tified below.All processing sequences encou
13、ntered with the ma terial shouldbe e valuated (see material matrix, para 3.4, for processinformation) unless otherwise specified herein.Process Low Bake Nominal High BakeBake (MMT) (MMT) (MMT)E-coat 10 170 C 10 182 C 30 205 CPrimer 8 135 C 10 150 C 20 177 CTopcoat 10 125 C 10 130 C 20 165 CPredelive
14、ry 10 100 C3.5.4 Production Representative SubstratesAll metals, oils/draw compounds, coatings, and o ther surfacesused with the material should be evaluated (for typicalsubstrates, oils and coatings see para 3.5.5).3.5.4.1 Mater ials Applied at Metal Stamping or in theAssembly Plant Body Shop (body
15、 in white)-allmetals, galvanize coatings, oils/draw compound s andothe r surfaces used with the material should beevaluated.3.5.4.2 Materials Applied in the Assembly Plant Paint Shop(af ter E-coat bake)-all E-coats, primers, andothe r surfaces used with the material should beevaluated.3.5.4.3 Materi
16、als Applied in the Assembly Plant Trim Shop(after paint)-all topcoats and other surfaces usedwith the material should be evaluated.ENGINEERING MATERIAL SPECIFICATIONWSB-M5G58-AWP 3948-b Page 4 of 9 3.5.5 SYSTEM PROCESS COMPATIBILITYInitia l material approval was based on specific materialsystems whi
17、ch included the substrate, stamping l ubricants anddeadener system. The originally approved materi al system wasprocessed and cured using specific production processparam eters. Substrate choice, stamping lubricants, andasse mbly plant processing conditions may affect adhesiveperform ance. If any of
18、 these parameters are changed,material performance must be validated using the newparameters.3.6 TEST MATRIXThe test matrix below and more detailed requirements referenced inthis specification identify the testing requirements for eachmaterial specification.Total Thickness, mm As Specified on Engine
19、ering Drawing(ASTM D 461, w/o release liner)Total Mass, kg/m2, max 2.29(ASTM D 461,w/o release liner)Damping Loss Factor, min(ASTM E 756, 200 hz). At 0 C 0.12. At 15 C 0.17. At 30 C 0.14. At 45 C 0.10. At 60 C 0.07Peel Adhesion, N, min. No Bake, 1 h dwell 11. No Bake, 24 h dwell 30. No Bake, 250 h d
20、well 30. Bake & 250 h 88 C 30. Bake & 250 h 38 C & 100 % RH 30Sustained Heat and Sag XCold Adhesion X(FLTM BV 101-02)E-Coat Compatibility X(FLTM BV 119-01)Wash Resistance X(FLTM BV 116-01)Severe Wash Resistance X(FLTM BV 116-02)Foil Thickness, mm As specified on Engineering Drawing(ASTM D 461)Flamma
21、bility, mm/minute, max 100(ISO 3795/SAE J369)Fogging (FLTM BO 116-03), min 60Odor (SAE J1351), max 2Note: X = Requirement is specified in the appropriate paragraphs of thisspecification which follow.ENGINEERING MATERIAL SPECIFICATIONWSB-M5G58-AWP 3948-b Page 5 of 9 3.7 DAMPING LOSS FACTOR As specifi
22、ed in TEST MATRIX(ASTM E 756, avg of 5 beams,at each temperature, 200 Hz,15 C increments from 0 - 60 C)Test Conditions (unless otherwise specified):. 320 x 20 x 0.8 mm clean cold rolled steel Oberst bar. Oberst bar damped one side only. 40 mm root length undamped, 280 mm free length damped. Mass of
23、damping material as specified in test matrix. Cure temp and time as specified by the Matls. Engrg. Activity. Report the composite bar loss factor only.Note: The calculated value at 200 Hz is obtained by linearinter polation between the loss factor values of the resonancesdirectly on either side of 2
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