FORD WSP-M8G242-A-2012 GASKET CORK RUBBER HIGH SWELL TO BE USED WITH FORD WSS-M99P1111-A .pdf

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1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Release No. Release/Revision1991 10 10 NT00E10157849000 Released T.P. KochWP 3948-a Page 1 of 4 GASKET, CORK/RUBBER, HIGH SWELL WSP-M8G242-A1. SCOPEThe ma terial defined by this specification is a gasketing materialcomprised o

2、f medium granule siz e cork with a chlorosulfonated polyethylenebinder. On contact with automatic transmission fluid, it will exhibit swellwithout disintegrating or weeping.2. APPLICATIONThis spe cification was released originally for material used for oil pangaskets where oil sealing at low flange

3、loading is required.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 tools must be used to analyze process/

4、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 specification.The IR spectra and thermograms established

5、 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 conditions.3.3 CONDITIONING AND TEST CONDITIONSAll t

6、ests shall be conducted in accordance with ASTM F 104 type 2materia l unless otherwise specified. The requirements of thisspecif ication are valid for gasket material of 1.75 to 2.0 mmthickness. Test specimens are to be selected from finished gasketswhen practicable.Prior to testing, the m aterial s

7、hall be conditioned for at least 4 hat 23 +/- 2 C in a closed chamber containing anhydrous calciumchloride as a desiccant . The air in the chamber shall be circulatedby gentle mechanical ag itation. Specimens shall then be transferredimmed iately to a controlled humidity room and conditioned for atl

8、east 20 h at 23 +/- 2 C and 50 +/- 5 % relative humidity.ENGINEERING MATERIAL SPECIFICATIONWSP-M8G242-AWP 3948-b Page 2 of 4 3.4 ORIGINAL PROPERTIES3.4.1 Density 735 - 825 kg/m3(ASTM D 297)3.4.2 Tensile Strength, min 2.9 MPa(ASTM F 152, Method B)3.4.3 Compressibility 20 to 30 %(ASTM F 36, Procedure

9、B)3.4.4 Recovery, min 80 %(ASTM F 36, Procedure B)3.5 SEALABILITY, max 3.0 mL/h(ASTM F 37, 6.9 MPa flange load,0.7 Mpa internal pressure.)3.6 COMPRESSION SET, max 90 %(ASTM D 395, Method B, 22 h at 100 +/- 2 C, 50 % deflection)3.7 ADHESION AND CORROSION, max Rating 3 (FLTM BV 123-01)3.8 DIMENSIONAL

10、STABILITY (ASTM F 1087)High Humidity, max 3.0 %Low Humidity, max - 1.5 %3.9 HEAT AGING(ASTM D 573 168 h at 125 +/- 2 C)3.9.1 Compressibility 20 to 30 %(ASTM F 36, Procedure B)3.9.2 Recovery, min 80 %(ASTM F 36, Procedure B)3.9.3 Flexibility 5 X thickness(ASTM F 147)3.10 RESISTANCE TO ASTM OIL No. 1(

11、ASTM F 146, 168 h at 125 +/- 2 C.) 3.10.1 Compressibility 30 to 40 %3.10.2 Volume change 3 to 24 %3.10.3 Flexibility 4 X thicknessENGINEERING MATERIAL SPECIFICATIONWSP-M8G242-AWP 3948-b Page 3 of 4 3.11 RESISTANCE TO ASTM OIL No. 3(ASTM F 146, 168 h at 125 +/- 2 C.) 3.11.1 Compressibility 50 to 70 %

12、3.11.2 Volume change 40 to 76 %3.11.3 Flexibility 4 X thickness3.12 RESISTANCE TO THREE CURRENTLY APPROVEDAUTOMATIC TRANSMISSION FLUIDS(ASTM F 146, 168 h at 125 +/- 2 C)3.12.1 Compressibility 40 to 60 %3.12.2 Volume change 20 to 50 %3.12.3 Flexibility 4 X thickness3.13 TOLUENE EXTRACT, % 12 to 18 %(

13、ASTM D 297)3.15 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, processing or labeling of the mate

14、rialorig 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 changesand obtain the written approval o

15、f 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 in Engineering Material Specificat

16、ion WS S-M99P9999-A1, unlessa different suffix (e.g., A2 or A3) is specified on the engineeringdocument for the application.ENGINEERING MATERIAL SPECIFICATIONWSP-M8G242-AWP 3948-b Page 4 of 4 4. APPROVAL OF MATERIALSMat erials defined by this specification must have prior approval by theresponsible

17、Materials Engineeri ng activity. Suppliers 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

18、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 values), the material designation a nd code number, andtes t specimens for Ford evaluati

19、on. 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 be added to the Engineering Material ApprovedSource List.5. GENERAL INFORMATIONThe info

20、rmation below is provided for clarification and assistance inmeeting the requirements of this specification.5.1 For Inf ormation on approved service fluids and other materialspertaining to this specification contact:Materials Laboratory 13/100 Transmission & Axle EngineeringResearch and Engineering

21、Centre Materials, Fasteners & FrictionFord Motor Company Ltd Ford Motor CompanyLaindon, Basildon P.O. Box 2097Essex SS15 6EE, England 36200 Plymouth RoadLivonia, Mi. 48151, USAMaterials EngineeringProduct Engineering OfficeFord Motor Co. of Australia LtdPrinces Highway, NorlaneVictoria 3214, Australia