FORD WSK-M4G261-B1-2014 SEALER BUTYL RUBBER SOLVENT FREE TO BE USED WITH FORD WSS-M99P1111-A .pdf

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1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Action Changes1990 07 02 EP00E01031537000 Released W. ScholzWP 3948-a Page 1 of 5 SEALER, BUTYL RUBBER, SOLVENT FREE WSK-M4G261-B11. SCOPEThe material defined by this specification is a solvent free, hotapplicable (140 +/- 2 C

2、) butyl rubber sealer with polyisobutyleneplasticizer.2. APPLICATIONThis specification was released originally for material used for bondingand sealing of PVC water shield to door inner panel.3. REQUIREMENTS3.1 STATISTICAL PROCESSSuppliers must conform to the requirements of Ford Quality SystemStand

3、ard Q-101. A mutually acceptable Control Plan as describedtherein is required for material/source approval. Appropriatestatistical 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 ANALYSISFo

4、rd Motor Company, at its option, may conduct infrared and/orthermal analysis of material/parts supplied to this specification.The IR spectra and thermograms established for initial approval shallconstitute the reference standard and shall be kept on file at thedesignated material laboratory. All sam

5、ples shall produce IR spectraand thermograms that correspond to the reference standard when testedunder the same conditions.3.3 CONDITIONING AND TEST CONDITIONSAll test values indicated herein are based on material conditioned ina controlled atmosphere of 23 +/- 2 C and 50 +/- 5 % relativehumidity f

6、or not less than 24 h prior to testing and tested under thesame conditions unless otherwise specified.3.4 COLOUR Black3.5 SOLIDS, min 99.5(FLTM BV 150-10)3.6 ASH, max 25 %(FLTM BV 150-10)NOT TO BE USED FOR NEW DESIGN2014 N Status No replacement L. Sinclair, NAENGINEERING MATERIAL SPECIFICATIONWSK-M4

7、G261-B1WP 3948-b Page 2 of 5 3.7 WEIGHT PER VOLUME AT 23 C 1.11 - 1.21 kg/L(ASTM D 1475)3.8 CONE PENETRATION, mmPenetration according to ASTM D 5, 1.5 N totalload mass, 5 s dwell time, date in 0.1 mm)3.8.1 As Received3.8.1.1 At 23 +/- 2 C 68 - 783.8.1.2 At - 30 +/- 2 C, min 23 - 33(After 30 minutes

8、conditioning)3.8.1.3 At 60 +/- 2 C, max 110 - 120(After 30 minutes conditioning)3.8.2 After Ageing, max loss 10 %Based on the value obtained in 3.8.1.1(14 d at 80 +/- 2 C)3.9 FLOW RATE No flow(FLTM BV 153-01, Method A, except 30 minutesat 120 +/- 2 C or current repair oven temperature)3.10 COLD FLEX

9、IBILITY AFTER AGEING No loss ofadhesion, chippingor crackingTest Method:1) Apply a 250 x 30 x 3 mm ribbon of material under test, heated to140 +/- 2 C, centrally to 300 x 100 mm test panels preparedaccording to FLTM BI 103-02, Method Bb.2) Expose test assemblies in a mechanically convected air-dryin

10、g ovenat 80 +/- 2 C for 14 d.3) After cooling to 23 +/- 2 C, expose test assemblies and bendingfixture (see FLTM B V 153-04, except 50 mm mandrel) in a cold boxat - 30 +/- 2 C for 4 h.4) While still in the cold box, bend test assemblies within 2 saround a 50 mm diameter mandrel through an angle of 9

11、0 deg.3.11 SHEAR ADHESION3.11.1 At 23 +/- 2 C, min 20 kPa3.11.2 At - 30 +/- 2 C No loss of(30 minutes conditioning time) adhesionENGINEERING MATERIAL SPECIFICATIONWSK-M4G261-B1WP 3948-b Page 3 of 5 3.11.3 At 60 +/- 2 C, min 8 kPa(30 minutes conditioning time)Test Method:1) Prepare 25 x 125 mm test p

12、anels of current productionenamel according to FLTM BI 103-02, Method Bb.2) Bond specimens according to Fig. 1 with sample materialheated to 140 +/- 2 C.3) Test shear adhesion at a rate of pull of 25 mm/minute andcalculate in kPa.3.12 PEEL ADHESION, min 3.5 N/cm(FLTM BU 151-01, Method B1, 1a, y = 1

13、mm, exceptapply sealer at a temperature of 140 +/- 2 C totest panel and cover with PVC-sheeting inaccordance with SKM2F9504-A at RT)3.13 COMPRESSION LOAD 300 to 500 N(FLTM BU 114-01, thickness 6 mm, width 8 mm)3.14 RESISTANCE TO DEWAXING COMPOUND U-MB 005-8000 No leaksTest Method:1) Prepare 150 x 30

14、0 mm test panels according to FLTM BI 103-02,Method Bb.2) Apply sealer at a temperature of 140 +/- 2 C to test panels usinga 3 mm bead as shown in Fig. 2 and cover with PVC-sheetingaccording to SKM2F9504-A.3) Press down sealer bead to a thickness of approx. 1 mm.4) After 2 h at 23 +/- 2 C, fill asse

15、mbly with 10 mL dewaxingcompound and suspend in vertical position fo r 24 h at 23 +/- 2 C.3.15 HEAT AGEINGSpeci mens, prepared according to 3.10, shall show no evidence ofblistering after exposu re in a mechanical convection oven maintainedat 80 +/- 2 C for 2 weeks. Evaluate after 1 h at 23 +/- 2 C.

16、3.16 QUALITYThe material shall be of uniform quality, free f rom foreign materialsand properties detrimental to normal production use.3.17 STORAGE STABILITY 12 months(From date of receipt at Ford)When stored out of direct sunlight atambient temperatures between 5 C and 32 CENGINEERING MATERIAL SPECI

17、FICATIONWSK-M4G261-B1WP 3948-b Page 4 of 5 3.18 SUPPLIERS RESPONSIBILITYAll materials supplied to this specification must be equivalent inal l characteristics to the material upon which approval wasoriginally granted.Pr ior to making any changes in the properties, composition,co nstruction, color, p

18、rocessing or labelling of the materialorig 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 change

19、sand obtain the written approval of the Materials Engineeringactivity. Test data, test samples and a new code identification areto be submitted with the request.Substance restrictions imposed by law, regulations or Ford isap plicable to the materials addressed by this document. Therestrictions are d

20、efined in Engineering Material SpecificationWSS-M99P9999-A1, unless a different suffix (e.g., A2 or A3) isspecified on the engineering document for the application.4. APPROVAL OF MATERIALSMat erials defined by this specification must have prior approval by theresponsible Materials Engineeri ng activ

21、ity. Suppliers desiring approval ofthe ir materials shall first obtain an expression of interest from theaffect ed Purchasing, Design 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 testspecimen s for Ford evaluation. Upon approval, the material will be addedto the Engineering Material Approved Source List. ENGINEERING MATERIAL SPECIFICATIONWSK-M4G261-B1WP 3948-b Page 5 of 5