1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2004 10 25 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.11 & 4 1989 08 22 3.9 Revised-added 0.356 mm thickness CE00E0010700031 1964 04 03 Released F6-1305 Printed copies are uncontrolled Copyright 2004, Ford Global Technologies, LLC Page 1 o
2、f 2 POLYESTER FILM ESF-M3D69-A 1. SCOPE The material defined by this specification is a thin, flexible, polyester film. 2. APPLICATION This specification was released originally for material used as electrical insulation where flexibility, high dielectric strength and/or minimum thickness is require
3、d, such as flexible printed circuits for instrument clusters and slot insulation for alternators. 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). 3.4
4、 DENSITY 1.37 - 1.40 g/cm3(ASTM D 1505, CC14 and n-heptane) 3.5 MELT TEMPERATURE, min 240 C 3.6 TENSILE STRENGTH, min 124 MPa (ASTM D 882, Method A) 3.7 ELONGATION, min 85% (ASTM D 882, Method A, 0.038 - 0.191 mm) 3.8 WATER ABSORPTION, max 0.80% (ASTM D 570, 24 h immersion, 0.127 mm thick and above)
5、 3.9 DIELECTRIC STRENGTH, min (ASTM D 149, 500 V/s) 0.025 mm 3.6 kV 0.038 mm 5.0 kV 0.051 mm 7.0 kV 0.076 mm 9.0 kV 0.127 mm 12.15 kV 0.191 mm 15.75 kV 0.254 mm 17.10 kV 0.356 mm 17.50 kV ENGINEERING MATERIAL SPECIFICATIONESF-M3D69-APrinted copies are uncontrolled Copyright 2004, Ford Global Technol
6、ogies, LLC Page 2 of 2 3.10 FLAMMABILITY, max 304 mm/minute (SAE J 369) In addition, the test specimen shall not exhibit any flashing or sudden flaming on either surface in excess of the above maximum value. 5. GENERAL INFORMATION The information given below is provided for clarification and assista
7、nce in meeting the requirements of this specification. 5.1 DISSIPATION FACTOR 0.0055 (ASTM D 150, 1 kHz), 0.05 - 0.25 mm film) 5.2 DIELECTRIC CONSTANT 3.0 - 3.7 (ASTM D 150, 1 kHz, 0.013 - 0.36 mm film) 5.3 HIGH TEMPERATURE DURABILITY 20 out of 30 samples will survive 180 bend (after 30 min at 219 +/- 1 C weighted with 7.9 kg/mm of thickness).
