FORD ESP-M8G199-A2-2012 GASKET CORK - ETHYLENE ACRYLIC BINDER - SMALL GRANULE TO BE USED WITH FORD WSS-M99P1111-A (Shown on FORD ESP-M8G199-A1).pdf

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1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Action Changes1990 02 16 NT00E10026272000 Revised A2 Data Added Test Methods1986 02 07 627901-P Released A2 T. P. Koch1986 08 21 WR-627802-P Released A1 Only T. P. KochWP 3948-a Page 1 of 6 GASKET, CORK - ETHYLENE ACRYLIC BIND

2、ER - LARGE ESP-M8G199-A1GRANULEGASKET, CORK - ETHYLENE ACRYLIC BINDER - SMALL ESP-M8G199-A2GRANULE1. SCOPEThe m aterial defined by this specification is a cork with a syntheticrubber binder.2. APPLICATIONThis spe cification was released originally for material used for oil pangaskets.3. REQUIREMENTS

3、Sam ple sheets and the finished gaskets, including sections with gluedjoints, shall meet the requirem ents of this specification unless otherwisespecified.All test s and preconditioning shall be conducted in accordance with ASTMF 104, type 2 materials, unless otherwise specified. Specimens are to be

4、selected from the finished gasket. When it is not feasible to obtainspecimens from the part, the supplier must obtain writte n approval from theaffected product engineering office to waive the requirements.Specimens cut from sample sheet s shall be as follows: Tensile, 25 mm widex 76 mm minimum leng

5、th, volume 25 x 51 mm and thickness of both asrec eived, except as noted for oil immersion tests, para 3.2.3, 3.2.4,3.3.3, and 3.3.4.3.1 STATISTICAL PROCESSSupplie rs must conform to the requirements of Ford Quality SystemStand ard Q-101. A mutually acceptable Control Plan as describedtherein is req

6、uired for material/source approval. Appropriatestatist ical tools must be used to analyze process/product data sothat variation in the final product is continuously reduced.ENGINEERING MATERIAL SPECIFICATIONESP-M8G199-A1ESP-M8G199-A2WP 3948-b Page 2 of 6 3.2 SLAB MATERIAL3.2.1 Original Properties A1

7、 A2 Density, kg/m3 530 - 610 810 - 890(ASTM D 297)Tensile Strength, 1.3 2.4MPa, min(ASTM F 152, Procedure B)Flexibility, Must Pass. As received 4X 3X. Test at -20 C after5 +/- 0.5 h 7X 6XCompressibility, % 40 - 55 19 - 29(ASTM F 36, Procedure B,2.8 MPa load)Recovery, % min 75 75(ASTM F 36, Procedure

8、 B)Compression Set, % max 85 85(ASTM F 36, Method B, 22h at 100 C,50 % deflection)3.2.2 Oven Aged(ASTM D 573, 70 h at 177 C)Tensile Change, % +10 to +55 0 to +25Flexibility, Must Pass. At Room Temperature 8X 6X. Test at -20 C 12X 10Xafter 5 +/- 0.5 hENGINEERING MATERIAL SPECIFICATIONESP-M8G199-A1ESP

9、-M8G199-A2WP 3948-b Page 3 of 6 3.2.3 Immersion in ASTM No. 1 Oil(ASTM F 146, 168 h at 150 C)Volume Change, % -5 to +10 -7 to +7Thickness Change, % -5 to +5 -5 to +5Tensile Strength Change, % -5 to -45 0 to -25Flexibility, Must Pass. At Room Temperature 6X 4X. Test at -20 C 12X 10Xafter 5 +/- 0.5 h3

10、.2.4 Immersion in ASTM No. 3 Oil A1 A2 (ASTM F 146, 168 h at 150 C)Volume Change, % +20 to +55 +15 to +35Thickness Change, % +5 to +15 0 to +15Flexibility, Must Pass. At Room Temperature 6X 3X. Test at -20 C 8X 8Xafter 5 +/- 0.5 h3.2.5 Immersion in Three CurrentlyApproved Automatic TransmissionFluid

11、s (ASTM F 146, 168 h at 150 C)Volume Change, % +3 to +23 +3 to +18Thickness Change, % +1 to +10 +1 to +10Flexibility, Must Pass 6X 4Xat Room TemperatureENGINEERING MATERIAL SPECIFICATIONESP-M8G199-A1ESP-M8G199-A2WP 3948-b Page 4 of 6 3.2.6 Dimensional StabilityTest Method: 3 test sp ecimens approxim

12、ately 25 x 190 mm arecut from sample sheets. Specimens from finished gaskets maydiffer in width and length and should not includ e bolt holes.These specimens are preconditioned in a controlled humidityroom (or in a closed chamber with gentle mechanicalcirculation of the air) for 70 h minimum at 21 t

13、 o 29 C and 50+/- 5 % R.H. Specimens are then measured for originallength. Expose vertically hung test specimens in a controlledtemperature and humidit y chamber for 7 days at 38 C and 95 -100 % R.H., followed by 7 days at 38 C and 15 - 20 % R.H.Length of test specimen s is measured after each of th

14、ese two7-day exposure periods. Average % change in leng th after eachexpo sure is calculated, based on the original lengthspreviously determined. Permissible dimensional c hanges are asfollows:After 7 days. At 38 C and 0 to +2 0 to +295 - 100 % R.H., %. At 38 C and 0 to -3 0 to -315 - 20 % R.H., %3.

15、3 FINISHED GASKETS (With Adhesive)3.3.1 Original Properties A1 A2 Density, kg/m3 530-610 810-890(ASTM D 297)Flexibility, Must Pass. As Received 4X 3XCompressibility 40-55 19-29(Adhesive Facing Down), %(ASTM F 36, Procedure B,2.8 MPa load). Recovery, % min 75 753.3.2 Oven Aged (ASTM D 573,168 h at 15

16、0 C)Flexibility, Must Pass. At Room Temperature 8X 6XENGINEERING MATERIAL SPECIFICATIONESP-M8G199-A1ESP-M8G199-A2WP 3948-b Page 5 of 6 3.3.3 Immersion in ASTM No. 1 Oil(ASTM F 146, 168 h at 150 C)Volume change, % -5 to +10 -7 to +7Thickness Change, % -5 to +5 -5 to +5Flexibility, Must Pass. At Room

17、Temperature 6X 4X3.3.4 Immersion in ASTM No. 3 Oil(ASTM F 146, 168 h at 150 C)Volume Change, % +20 to +55 +15 to +35Thickness Change, % +5 to +15 0 to +15Flexibility, Must Pass. At Room Temperature 6X 3X3.3.5 Dimensional StabilityAfter 7 daysAt 38 C and 95 - 100 % 0 to +2 0 to +2R.H., %At 38 C and 1

18、5 - 20 % 0 to -3 0 to -3R.H., %3.3.6 Immersion in ThreeCurrently ApprovedAutomatic TransmissionFluids (ASTM F 146,168 h at 150 C)Volume Change, % +3 to +23 +3 to +18Thickness Change, % +1 to +10 +1 to +10Flexibility, Must Pass 6X 3Xat Room Temperature3.4 INFRARED SPECTROPHOTOMETRY AND/OR THERMAL ANA

19、LYSISFord 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 for i nitial approval shallconst itute the reference standard and shall be kept on file at thedesignated material laborator

20、y. All samples sha ll produce IR spectraand thermograms that correspond to the reference standard when testedunder the same conditions.ENGINEERING MATERIAL SPECIFICATIONESP-M8G199-A1ESP-M8G199-A2WP 3948-b Page 6 of 6 3.5 SUPPLIERS RESPONSIBILITYAll materials supplied to this specification must be eq

21、uivalent 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 mater

22、ials 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 are

23、to 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 engineering

24、document 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, Design a

25、nd 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.