1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2003 06 30 Revised Para 3.0 inserted; Para 3.3, 3.4, 3.5, 3.6, 3.7, 4 deleted 1991 10 28 DF00E00107002080 Inactivated ESF-M3L75-B, Updated A L.P. Rumao 1979 04 12 CF4H-RD 57221331 Released (Was XF-M3L27) Printed copies are uncontrolled Copyrig
2、ht 2003, Ford Global Technologies, Inc. Page 1 of 2 EPOXY RESIN, POTTING COMPOUND ESF-M3L75-A 1. SCOPE The material defined by this specification is a two-part 100% reactive epoxy resin. 2. APPLICATION This specification was released originally for material used in conjunction with ESF-M96B67-A Sili
3、ca Sand, as a potting compound for the TWC feedback engine control. 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). 3.1 To be run on each lot of mate
4、rial. 3.1.1 Viscosity, Brookfield RVF (ASTM D 2393, # 2 spindle at 10 rpm) Resin 1500 2500 MPa.s Hardener 1400 2600 MPa.s Mixed 1400 2400 MPa.s 3.1.2 Specific Gravity 105-107 (ASTM D 792) 3.1.3 Gel Time at 120 C, min 15 25 (ASTM D 2471, 25 mm cube sample) 3.1.4 Hardness, Durometer A 40 50 (ASTM D 22
5、40, 15 s dwell) To be run for initial approval and as required by Quality Control. 3.2 To be run for initial approval and as required by Quality Control. 3.2.1 Water Absorption, max 1% (ASTM D 570, 24 h) 3.2.2 Weight Loss, max 0.5% (168 h at 120 C) 3.2.3 Dielectric Strength, min 100 kV/cm (ASTM D 14
6、9) ENGINEERING MATERIAL SPECIFICATIONESF-M3L75-APrinted copies are uncontrolled Copyright 2003, Ford Global Technologies, Inc. Page 2 of 2 5. GENERAL INFORMATION The information below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 SHELF LIFE 6 months when stored at or below 25 C. 5.2 SALT SPRAY No effect after 1000 h (ASTM B 117) 5.3 DIELECTRIC CONSTANT 4.5 (ASTM D 150 at 1 MHz)
