1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions 2015 08 24 N Status A4 Replaced by Global Strategy (WSS-M2G575-A) J. Herl, EU 2009 10 20 A/A2/A3 N-STATUS Replaced by global strategy B. Witkowski, NA 2007 08 29 Revised Added Suffix A4 , deleted high viscosity in 330-A3, revised 1, 3.5.1, 3.
2、5.9, 4.1 B. trecht 1991 03 01 Released EP00E11089482000 B. Lange Copyright 2015, Ford Global Technologies, LLC Page 1 of 3 ADHESIVE, EPOXY, STRUCTURAL, METAL-TO-METAL, 180 C WSK-M2G330-A CURING, SPRAYABLE, PRECURABLE, HEM FLANGE NOT TO BE USED FOR NEW DESIGN ADHESIVE, EPOXY/PVC BLEND, STRUCTURAL, ME
3、TAL-TO-METAL, WSK-M2G330-A2 180 C CURING, SPRAYABLE, PREGELLABLE, HEM FLANGE, NOT TO BE USED FOR NEW DESIGN LOW VISCOSITY ADHESIVE, EPOXY/PVC BLEND, STRUCTURAL, METAL-TO-METAL, WSK-M2G330-A3 180 C CURING, SPRAYABLE, PREGELLABLE, HEM FLANGE NOT TO BE USED FOR NEW DESIGN ADHESIVE, EPOXY/PVC BLEND, STR
4、UCTURAL, METAL-TO-METAL, WSK-M2G330-A4 180 C CURING, SPRAYABLE, PREGELLABLE, HEM FLANGE, NOT TO BE USED FOR NEW DESIGN CONTAINS GLASSBEADS 1. SCOPE The materials defined by these specifications are pumpable, one component, solvent free, airless and/or ADFOSY sprayable, induction heat precurable, epo
5、xy resin based (WSK-M2G330-A), or, epoxy/pvc blend based, pregellable (WSK-M2G330-A2/A3/A4) heat curing and E-coatable, structural metal-to-metal adhesives. The version A4 contains glassbeads for improved hemflange-filling rate. 2. APPLICATION These specifications were released originally for materi
6、al used for structural bonding of metal-to-metal body components such as the inner and outer panels (hem flange) of doors, hoods, and deck lids, etc. These adhesives can be used to bond cold rolled as well as precoated metal substrates. The materials are applicable on oiled surfaces with acceptable
7、oil film weights (European applications limit the oil/pre-lubricant film weight to max 3 g/m, see Performance Spec. WSK-M11P47 para. 3.6). Note: Care must be taken to ensure that the local oil film weight in the area of the adhesive/sealer application does not exceed the critical limit. Monitoring o
8、f the film thickness, adequate storage of the part and/or cleaning of the surface prior to sealer/adhesive application is necessary to avoid critical film thickness values, which would then cause malfunction of the sealer/adhesive. Adhesive handling strength is obtained after induction heating to ad
9、hesive temperature of 185 C for 5 seconds. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements for Production Materials (WSS-M99P1111-A). ENGINEERING MATERIAL SPECIFICATION WSK-M2G330-A/A2/A3/A4 C
10、opyright 2015, Ford Global Technologies, LLC Page 2 of 3 3.4 COMPOSITION Modified epoxy, based on Bisphenol A and Bisphenol F. Curing mechanism by polyaddition. 3.5 MATERIAL PROPERTIES A A2 A3/A4 3.5.1 Color See Initial sample Report 3.5.2 Solids, %, min 98 98 99 (FLTM BV 150-10) 3.5.3 Ash, %, max 2
11、0 36 36 (FLTM BV 150-10) 3.5.4 Density, g/cm3, +/- 0.25 1.10 1.57 1.50 (ASTM D 2856) 3.5.5 Viscosity at 23 +/- 2 C (FLTM BV 103-01, 100 kPa line pressure, nozzle 2 mm ID, condition before measurement 30 minutes at test temperature) 3.5.5.1 As received 10 50s 10 50 s 10 50 s line pressure, kPa 100 10
12、0 280 3.5.5.2 After Aging, max 70s 50s 70s (7 d at 40 +/- 2 C) line pressure, kPa 100 100 280 All samples shall produce flow diagrams including viscoelasticity established by using rotational test equipment as Physica, Haake, Epprecht, Rheometrix etc. to identify characteristic of material. 3.5.6 We
13、lding Acceptance, min 90% if specified (FLTM BV 109-01) on Engineering Drawing 3.5.7 Test for Abrasive Content (A, A2 & A3) No scratches Test Method: Rub a portion of the material 100 times between two pieces of flat, clean plate glass. The appearance of scratches on the glass plate will be consider
14、ed failure. 3.5.9 Fineness of Grind (grain A A2 A3 A4 micrometer, max (ASTM D 1210) 120 120 100 150 ENGINEERING MATERIAL SPECIFICATION WSK-M2G330-A/A2/A3/A4 Copyright 2015, Ford Global Technologies, LLC Page 3 of 3 3.6 MATERIAL PERFORMANCE PROPERTIES Parts prepared with materials according to these
15、specifications shall meet all requirements of performance specification WSK-M11P47-A2 or WSK-M11P47-A4 respectively. 3.7 QUALITY The material shall be of uniform quality, free from foreign materials and properties detrimental to normal production use. It shall not cause excessive soiling of handlers
16、 in normal production use. 3.8 LINE TRIAL Materials being evaluated for approval to this specification shall be subjected to a production trial. Functional trial results must be approved by the affected assembly operation. Results shall be made available to Materials Engineering prior to material ap
17、proval and release. 4. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of these specifications. 4.1 STORAGE STABILITY (From date of receipt of Ford Motor Company) A A2 A3/A4 Month, max. 1.5 1.5 3 When stored in unopened drums o
18、ut of direct sunlight at temperatures between 5 C and 32 C. 4.2 OPEN ASSEMBLY TIME As specified by (At the required operation temperature) the supplier Open assembly time is the maximum time interval from initial application of the adhesive to the completion of the part assembly for bonding. 4.3 MATERIAL REFERENCE All related materials used for approval of adhesives according to this specification, e.g. paint materials or metallic substrates, shall be noted in the Initial Sample Report of the adhesive.
