1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2006 08 16 Revised Inactivated and removed ESF-M3D78-A2, no replacement named R. Lord 2004 10 25 Revised Inserted 3.0; Deleted 3.8 & 4 1963 06 07 Released A CF6-119626-1 Printed copies are uncontrolled Copyright 2006, Ford Global Technologies,
2、 LLC Page 1 of 2 PHENOLIC MOLDING COMPOUND ESF-M3D78-A 1. SCOPE The materials defined by this specification are phenolic molding compounds. 2. APPLICATION This specification was released originally for materials used in the manufacture of miscellaneous plastic parts. 3. REQUIREMENTS Material specifi
3、cation requirements are to be used for initial qualification of materials. The compounds shall be molding powders consisting of phenol formaldehyde resin combined with a suitable filler and shall have the following physical properties. 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material supp
4、liers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.1 SPECIFIC GRAVITY 1.38 max (ASTM D 792) 3.2 TENSILE STRENGTH, MPa, min 41.4 (ASTM D 638) 3.3 FLEXURAL STRENGTH, MPa, min 55 (ASTM D 790) 3.4 WATER ABSORPTION, %, max 0.8 (ASTM D
5、570, 24 h immersion) 3.5 HEAT DEFLECTION TEMPERATURE, C min 129 (ASTM D 648, 1.82 MPa) 3.6 IMPACT STRENGTH, J/m, min 14.9 (ASTM D 256, notched) 3.7 DIELECTRIC STRENGTH, kV/mm, min 11.8 (ASTM D 149, short time) ENGINEERING MATERIAL SPECIFICATIONESF-M3D78-APrinted copies are uncontrolled Copyright 200
6、6, Ford Global Technologies, LLC Page 2 of 2 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 POWER FACTOR AT 60 CYCLES 0.4 (60 Hz), max (ASTM D 150) 5.2 DIELECTRIC CONSTANT 10.0 AT 60 CYCLES (60 Hz), max (ASTM D 150)
