1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2003 07 25 Revised Para 3.0 inserted; Para 3.5 & 4 deleted 1985 03 20 3.1.3 & 3.1.6 Revised CF48-RD888002-262 1978 06 12 Released CF4H-RD567168-21 Printed copies are uncontrolled Copyright 2003, Ford Global Technologies, Inc. Page 1 of 2 LAMIN
2、ATE COMPOSITE SUBSTRATE COPPER CLAD ESF-M99L17-A 1. SCOPE The material defined by this specification is an epoxy glass/epoxy, paper/epoxy glass, copper clad laminate, which is self-extinguishing. 2. APPLICATION This specification was released originally for printed circuits in the radio speakers. 3.
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 SUBSTRATE (1.6 mm thick) 3.1.1 Water Absorption, max 1.0% (ASTM D 570) 3.1.2 Flexural Strength, min
4、 276 MPa (ASTM D 790, Lengthwise) 3.1.3 Impact Strength, Izod, min 96 J/m (ASTM D 256, Notched, Lengthwise) 3.1.4 Compressive Strength, min 138 MPa (ASTM D 495) 3.1.5 Dielectric Strength, min 20 kV/mm (ASTM D 229, Short time) 3.1.6 Arc resistance, min 60 s (ASTM D 495) 3.1.7 Specific Gravity, min 1.
5、50 3.1.8 Heat Deflection Temperature, min (ASTM D 648) At 1820 kPa 205 C At 455 kPa 260 C ENGINEERING MATERIAL SPECIFICATIONESF-M99L17-APrinted copies are uncontrolled Copyright 2003, Ford Global Technologies, Inc. Page 2 of 2 3.2 COPPER 3.2.1 Chemical Composition (ASTM E 53) Copper + Silver 99.8 mi
6、n 3.2.2 Thickness (ASTM D 374, Method C) To be specified on engineering drawing 3.3 COMPOSITE 3.3.1 Bond Strength, min 125 kg/m Test Method: Peel sufficient copper from the substrate to allow gripping with a clamp. Suspend laminate horizontally with peeled copper foil perpendicular to the laminate a
7、nd pointing downward. Suspend a weight (including clamp) equivalent to 125 kg/m width from the end of the foil. There shall be no loosening of the bond or any further peeling of the foil from the substrate after 10 min. 3.3.2 High Temperature Resistance Shall not blister Test Method: Expose 20 min a
8、t 210 C and 25 cycles of 1 h at 29 C and 1 h at 150 C. There shall be no evidence of blistering and there shall be no more warp than specified on engineering drawing. This test may be run on parts or samples representative of parts. 3.3.3 Overall Thickness To be specified on engineering drawing. 3.4 FLAMMABILITY Self-extinguishing (ASTM D 635)
