1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2004 11 17 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.5, 3.6 & 4 1972 07 08 Reactivated & Updated DF00E00107002190 A. Vallabhanath1984 06 22 Released CF40RD888002155 J.B. Huebner Printed copies are uncontrolled Copyright 2004, Ford Global
2、Technologies, LLC Page 1 of 2 PHENOLIC (PF) 60% GLASS FIBER/MINERAL FILLED, ESF-M3D144-A ASBESTOS FREE MOLDING COMPOUND 1. SCOPE The material defined by this specification is a non-asbestos, glass fiber filled two step phenolic transfer molding compound. 2. APPLICATION This specification was release
3、d originally for material used for molding commutator assemblies for small motors in automobile accessories, where arc resistance is required. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements F
4、or Production Materials (WSS-M99P1111-A). 3.4 MOLDED SPECIMENS 3.4.1 Preparation of Test Specimens Unless otherwise specified all tests shall be carried out on compression molded test specimens. Molded specimens are post baked for 6 h at 190 C. 3.4.2 Ash Content, min 60% (ASTM D 2584, 4 h at 650 C)
5、3.4.3 Specific Gravity 1.91 - 2.01 (ASTM D 792) 3.4.4 Tensile Strength, min 33 MPa (ASTM D 638, 150 x 12.7 x 3.2 mm specimen) 3.4.5 Flexural Strength, min 58 MPa (ASTM D 790, 64 x 12.7 x 6.4 mm specimen) 3.4.6 Compressive Strength, min 94 MPa (ASTM D 695, 25 x 12.7 x 12.7 mm specimen) 3.4.7 Impact S
6、trength, Izod, min 71 J/m (ASTM D 256, 64 x 12.7 x 12.7 mm specimen) ENGINEERING MATERIAL SPECIFICATIONESF-M3D144-APrinted copies are uncontrolled Copyright 2004, Ford Global Technologies, LLC Page 2 of 2 3.4.8 Heat Deflection Temperature, min 300 C (ASTM D 648, 12.7 x 12.7 x 12.7 mm specimen. At 1.
7、82 MPa) 3.4.9 Water Absorption, max 0.5% (ASTM D 570, 50 mm dia x 3.2 mm specimen, 24 h immersion) 3.4.10 Dielectric Strength, min 8.0 kV/mm (ASTM D 149, short time) 3.4.11 Arc Resistance, min 180 s (ASTM D 495) 3.4.12 Hardness, Rockwell M, min 88 (ASTM D 785) 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 RECYCLING CODE SAE or PF- (GF+M) 60 OPTIONAL PF- (GF+M) 60
