1、 ENGINEERING MATERIAL SPECIFICATION Material Name Specification Number Date Action Revisions 2003 01 16 Revised Para 3.0 inserted ; Para 3.1, 3.2, 3.3, 3.11, 4 deleted 1994 02 24 NC00E10244447-023 Reactivated & Updated K. Bruley 1984 02 21 702-035F-12 Released R.J. Fekete Printed copies are uncontro
2、lled Page 1 of 2 Copyright 2002, Ford Global Technologies, Inc. ADHESIVE, HOT MELT, GENERAL PURPOSE ESL-M2G266-A 1. SCOPE The material defined by this specification is a general purpose hot melt adhesive. It has excellent bonding versatility for assembly and spot repair work involving wood, some met
3、als, paper, fabrics, ceramics, leather and foam. 2. APPLICATION This specification was released originally for material used to bond rubber to steel to reduce fuel system component vibration. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers mus
4、t conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.4 COLOR Cream 3.5 ODOR Slight 3.6 SOFTENING RANGE 75 -92 C (ASTM E 28, ring and ball) 3.7 DENSITY 0.98 g/cm3(ASTM D 816) 3.8 VISCOSITY, nominal (ASTM D 4402, Brookfield RVT spindle SC4-21, 1 rpm) 177 C 21,00
5、0 mPa.s 192 C 13,000 mPa.s ENGINEERING MATERIAL SPECIFICATION ESL-M2G266-A Page 2 of 2 Copyright 2002, Ford Global Technologies, Inc. 3.9 SHEAR ADHESION, min After 24 h at 23 C 4,000 kPa After aging 336 h at 170 C 4,000 kPa Test Method: Using two 25 x 75 mm steel panels preheated to 220 C apply suff
6、icient material heated to 200 C to one panel to provide a bond area of 6.5 cm2 by 9 mm thick. Press the panels together allowing a 6.5 cm2overlap and allow to cool. Age at the indicated time and temperature. Mount in a tensile machine and apply load with a jaw separation rate of 25 mm per minute. 3.10 FOGGING (SAE J1756, 3 H at 100 C heating, 21 cooling plate, post test conditioning 1 h and 16 h) Fog Number, min 60 Formation of clear film droplets or crystals is cause for rejection.
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