1、ENGINEERING MATERIAL SPECIFICATION Material Name Specification Number Date Action Revisions2002 12 18 Revised Para 3.0 inserted ; Para 3.1, 3.2, 3.3, 3.15, 3.16, 4 deleted 1994 04 18 NB00I10043054325 Released A.W.B. K.P.M. B.C.F Printed copies are uncontrolled Page 1 of 3 Copyright 2002, Ford Global
2、 Technologies, Inc. ADHESIVE, WATER DISPERSION, STYRENE/BUTADIENE (SBR) WSB-M2G374-A RUBBER BASE, PRESSURE SENSITIVE 1. SCOPEThe material defined by this specification is a synthetic rubber base, water dispersion adhesivewhich is airless sprayable.2. APPLICATIONThis specification was released origin
3、ally for material used to bond polyether polyurethane (PUR)foam, fabric, and fabric backed polyvinyl chloride (PVC) to ABS substrates, as well as to bondfabric and fabric backed PVC to the polyether (PUR) foam in a pressure bonding application.Compliance with the performance requirements of this spe
4、cification does not guarantee theadhesive will function for all potential applications on a vehicle. The specific design conditionshould be evaluated by a plant trial or laboratory simulation prior to release of the material.3. REQUIREMENTS3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material
5、suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.4 COLOR White 3.5 VISCOSITY 5 000 - 10 000 mPa.s (ASTM D 1084, Method B, Brookfield Model RVF, #5 spindle at 20 rpm) 3.6 SOLIDS 50 %(ASTM D 2834, except heat 3 h at 100 +/- 2
6、C in a mechanical convection oven) 3.7 WEIGHT PER VOLUME 0.96 kg/L (ASTM D 1475) The weight tolerance of any one supplier shall be +/- 0.02 kg/L based on the weight of the originally approved sample. NOT TO BE USED FOR NEW DESIGN2015 02 03 N Status No replacement named L. Sinclair, NAENGINEERING MAT
7、ERIAL SPECIFICATION WSB-M2G374-A Page 2 of 3 Copyright 2002, Ford Global Technologies, Inc. 3.8 VOLATILE ORGANIC CONTENT, max 0.22 kg/L (ASTM D 3960) 3.9 FOGGING (FLTM BO 116-03, 3 h at 100 C ) Fog Number, min 60 Formation of clear film, droplets or crystals is cause for rejection. Fogging requireme
8、nt is for the adhesive system only, not for composites. 3.10 BOND STRENGTH, min (FLTM BN 113-01) 3.10.1 Original 8 N 3.10.2 Cycled 6 N 3.10.3 Wet 6 N 3.10.4 Steamed 6 N 3.11 ODOR, max Rating 2(SAE J1351) 3.12 QUALITY Material shall be a smooth homogeneous product free from abrasive particles, it sha
9、ll be consistent in color and texture, and free from objectionable odors during normal storage. It shall be suitable for the intended application. 3.13 STORAGE STABILITY The adhesive shall be stored in closed containers at temperatures of 10 - 27 C , away from all sources of heat or sunlight. Storag
10、e times greater than 3 months shall be avoided. At all times protect material from freezing. 3.14 FUNCTIONAL APPROVAL 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 an
11、d Design Engineering. Results shall be made available to Materials Engineering prior to material approval and release. ENGINEERING MATERIAL SPECIFICATION WSB-M2G374-A Page 3 of 3 Copyright 2002, Ford Global Technologies, Inc. 5. GENERAL INFORMATION The information below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 VISCOSITY See suppliers acceptable recommendations dependent on assembly plant manufacturing requirements. 5.2 SOLIDS See suppliers acceptable recommendations dependent on assembly plant manufacturing requirements.
