FORD WSS-M11P57-A5-2017 PERFORMANCE STRUCTURAL ADHESIVE ONE COMPONENT POLYURETHANE TO BE USED WITH FORD WSS-M99P1111-A .pdf

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1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 01 2017 07 24 Revised See Summary of Revisions W. Janitschke, EU 2008 10 28 Activated M. Mehandru, W. Janitschke Controlled document at www.MATS Copyright 2017, Ford Global Technologies, LLC Page 1 of 7 PERFORMANCE, STRUCTURAL ADHESIVE, W

2、SS-M11P57-A5 ONE COMPONENT, POLYURETHANE 1. SCOPE This specification defined the performance requirement of a one component urethane adhesive which is primerless to clearcoat paint chemistries. The adhesive is formulated to be used with glass primer systems. 2. APPLICATION This specification was rel

3、eased for material used in conjunction with a primer to bond glass windshields, glass rear windows and quarter windows to painted metal surfaces. These materials will bond primerless to e-coated surfaces that are contaminate free and can also be used in conjunction with metal flange primers. 3. REQU

4、IREMENTS 3.1 APPROVED SOURCES This specification is performance based and does not have approved sources. 3.2 SYSTEMS COMPONENTS 3.2.1 Substrates and Compatibility The adhesive must be compatible with all related materials, e.g. top coat, clear coat, glass, ceramic paint, EC, primer surfacer, etc. N

5、ote: If any other substrate gets relevant for manufacturing, the adhesive has to be tested according to this specification on this substrate. The adhesive supplier must certify compliance to all requirements of relevant adhesive and/or performance specification (test values, not nominal values). 3.3

6、 PERFORMANCE PROPERTIES 3.3.1 Green Strength 0.1 MPa min Test Method: Prepare test specimens per SAE J1529, or FLTM BV 154-03, section B, para. 1 & 2. Cure test specimens for 3 h at 23 +/- 2 C and 50 +/- 5% r.h. Determine shear strength according to para 3.3.2. ENGINEERING MATERIAL SPECIFICATION WSS

7、-M11P57-A5 Copyright 2017, Ford Global Technologies, LLC Page 2 of 7 3.3.2 Shear Adhesion 2.5 MPa min(1.5 MPa at 90C) (unless otherwise specified) (SAE J1529, with exceptions below or use FLTM BV 154-03 Section B, para 1 & 2 and Allow adhesive to cure for 7 days at standard atmosphere (23/50).) Dete

8、rmine shear strength at a speed of 25 mm/minute. A minimum of 5 specimens shall be tested. Report actual values and failure modes. No single value allowed below 2.5 MPa (except at 90C). Paint delamination is allowed at values above 2.5 MPa. Exposure Conditions - Bonded Test Assemblies: 3.3.2.1 Norma

9、l (fresh materials) test at R.T., -40 +/- 1 C, and 90 +/- 2 C 3.3.2.2 Normal (urethane aged 3 months and primers aged 2 months at 35 +/- 2 C) test at R.T., -40 +/- 1 C, and 90 +/- 2 C 3.3.2.3 1 weeks heat age at 90 +/- 2 C, and 1 hour at RT 3.3.2.4 240 h water immersion at 32 +/- 1 C (FLTM BI 104-01

10、) 3.3.2.5 2 weeks humidity age at 98 +/- 2% relative humidity and 38 +/- 2 C, and 1 hour at RT 3.3.2.6 After Environmental Cycling Test Method: Samples must be exposed four times to the following cycle in the sequence indicated below: 16 hours at 38 +/- 2 C and 98 +/- 2% RH 4 hours at - 40 +/- 1 C 4

11、 hours at 80 +/- 2 C After four cycles specimens to be stored at 23 +/- 2 C for 72 hours before testing. 3.3.2.7 After Cataplasma test Test Method: Test specimens to be wrapped with hydrophilic cotton patting and 5 each to be put into sealed containers of approximately 160 ml volume space with 100 m

12、l distilled water to provide constant conditions for following storage: 14 days at 70 +/- 2 C 2 hours at - 20 +/- 2 C 2 hours at 23 +/- 2 C Remove wet cotton and test shear strength within 2 hours. In case of paint failure before reaching minimum shear strength requirement, the test is to be rated a

13、s satisfactory and the result noted in the report. ENGINEERING MATERIAL SPECIFICATION WSS-M11P57-A5 Copyright 2017, Ford Global Technologies, LLC Page 3 of 7 3.3.2.8 Resistance to Interior Weathering (FLTM BO 116-01, 3609.6 kJ/m ) 3.3.2.9 2 years Florida exposure, 5 South DWI. Test Method Exceptions

14、: Lap Shear Prepare shear assemblies per SAE J1529 or FLTM BV 154-03 section B, para. 1 & 2. Adhesive has to be applied 4 hours after clear coat application unless approved by Materials Engineering. . Test panels are to be prepared according to process standards of the adhesives and primer, using pr

15、oduction as well as repair enamel. Dimension of test specimens: 100 x 25 x 6 mm float glass with ceramic coating ( WSS-M99P6-C1/C2) Body steel specimens: 100 x 25 x 0.75 (+/- 0.5 mm). Prime glass bonding surface with primer according to WSS-M5B280-C4, and/or WSS-M2G314-B2. Condition for 5 minutes at

16、 23 +/- 2 C. Apply 8 mm overlap bead adhesive along the primed glass coupon surface. Within 5 minutes after adhesive application, position the adhesive on the glass coupon in contact with the painted metal surface. Maintain a 5 mm nominal adhesive bondline thickness. Allow adhesive to cure for 7 d a

17、t standard atmosphere (23/50). Determine the adhesion in a tensile machine having a jaw separation rate of 25 mm/minute. Report strength value and mode of failure. Note: Any new primer or pretreatment and/or paint system or ceramic coated glass must be tested for adhesion properties. Adhesion values

18、 and mode of failure shall be reported prior to approval and release for plant application. 3.3.3 Static Shear Modulus 1.0 MPa min (DIN EN 1465) 3.3.3.1 Original For test Conditions see 3.3.2.1. 3.3.3.2 After Heat Aging: For test Conditions see 3.3.2.3. 3.3.3.3 After Humidity Aging: For test Conditi

19、ons see 3.3.2.5. 3.3.3.4 After Cataplasma Test: For test Conditions see 3.3.2.7. 3.3.4 Electrical Resistivity (For Europe Only) 106 Ohm cm, min (DIN IEC 93) 3.3.4.1 Original: For test Conditions see 3.3.2.1 3.3.4.2 After Humidity Aging: For test Conditions see 3.3.2.5 ENGINEERING MATERIAL SPECIFICAT

20、ION WSS-M11P57-A5 Copyright 2017, Ford Global Technologies, LLC Page 4 of 7 3.3.5 Peel Adhesion (Quick Knife Adhesion) (FLTM BU 154-01, use 9 mm x 13 mm x 254 mm. After 7 days at 23 C +/- 2 C Start testing at original conditions to 3.3.2.1 Continue testing of specimen by heat ageing at conditions ac

21、cording to 3.3.2.3. Continue testing of specimen by environmental cycling at conditions according to 3.3.2.6 Continue with cataplasma test at conditions according to 3.3.2.7 Evaluate for type of failure after every exposure. The material shall exhibit 100% cohesive failure of the urethane to product

22、ion pretreatment, electrocoat, spray primer, topcoat and primed glass. In case of paint failure, the test is to be rated as satisfactory and the result noted in the report. Note: Any new primer or pretreatment and/or paint system or ceramic coated glass must be tested for adhesion properties. Mode o

23、f failure shall be reported prior to approval and release for plant application. 4. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. Contact for questions concerning Engineering Material Specifications 4.

24、1 RELATED MATERIALS AND PROCEDURE 4.1.1 Glass Primer WSS-M5B280-C4 WSS-M5B280-C5 WSS-M2G314-B2 4.1.2 Adhesive WSS-M2G314-B4 WSS-M2G316-B5 WSS-M2G316-B6 WSS-M2G316-B7 4.1.3 Metal Substrate with the production paint systems that are currently being used by the assembly plant. 4.1.4 Float Glass: 5.6 mm

25、 nominal thickness. 4.1.5 Float Glass with WSS-M99P6-C1/C2 Ceramic Coating: Glass nominal thickness 5.6 mm. 4.2 WEATHEROMETER AND FLORIDA EXPOSURES Use ceramic coated float glass (para 4.1.5) for the exposures. 4.3 SUPPLIERS ONGOING RESPONSIBILITY All materials must be equivalent in all characterist

26、ics to the material upon which approval was originally granted. Prior to making any changes to the material originally approved, whether or not such changes affect the materials ability to meet the specification requirements, the supplier shall notify the ENGINEERING MATERIAL SPECIFICATION WSS-M11P5

27、7-A5 Copyright 2017, Ford Global Technologies, LLC Page 5 of 7 affected Supplier Technical Assistance (STA), Purchasing, and Materials Engineering activities of the proposed changes (with reasons) by submission of a completed Suppliers Request for Engineering Approval, SREA. For parts and components

28、 using Ford Engineering Material Specifications, all samples tested to the specifications for Design Verification (DV), Production Verification (PV) and Production Part Approval Process (PPAP) sign off must be kept until Job 1. 4.4 RESTRICTED SUBSTANCE MANAGEMENT STANDARD Substance restrictions impo

29、sed by regulations or Company direction applies to the materials addressed by this document. The restrictions are identified in the Restricted Substance Management Standard WSS-M99P9999-A1 which is updated yearly. It is the suppliers responsibility to comply with this standard on a continuing basis

30、through IMDS and or GMAP reporting. 5. SUMMARY OF REVISIONS 2017 07 24 Revised para.3.3.2.8 2013 06 25 Revised para 3.2.1 Substrates and para 3.3.2 Shear Adhesion for clarification Updated para 3.3.5 Peel Adhesion ENGINEERING MATERIAL SPECIFICATION WSS-M11P57-A5 Copyright 2017, Ford Global Technolog

31、ies, LLC Page 6 of 7 TABLE 1 SHEAR SAMPLE PREPARATION EXPOSURE CERAMIC COATED GLASS (4.1.5) TO METAL SUBSTRATE (4.1.3) Normal (Fresh Material) . Test at 23 +/- 2 C X . Test at -40 +/- 1 C X . Test at 90 +/- 2 C X 1 Weeks Heat Age X 240 h Water Immersion X 2 Weeks Humidity Age X After Four environmen

32、tal Cycle per para 3.3.2.6 X After Cataplasma Test per para 3.3.2.7 X 2000 h Weatherometer X 2 Years Florida X . Test at 23 +/- 2 C X . Test at -40 +/- 1 C X . Test at 90 +/- 2 C X X - 5 shear assemblies are required. Para 4 lists substrate and materials identifications. ENGINEERING MATERIAL SPECIFICATION WSS-M11P57-A5 Copyright 2017, Ford Global Technologies, LLC Page 7 of 7 OVERLAP SHEAR ADHESION STRENGTH VERSUS CURE TIME