1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2009 07 28 N-STATUS No Replacement Named Y. Bankowski, NA 2007 02 06 Revised Inserted 3.0; Deleted 3.2.2, 3.3 & 4 1965 11 19 Released (was XF-M4DX20) F6-2552 Printed copies are uncontrolled Copyright 2009, Ford Global Technologies, LLC Page 1
2、of 2 POLYSULFONE ESF-M4D217-A NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a high temperature thermoplastic resin with good dimensional stability. 2. APPLICATION This specification was released originally for material used as an insulator for alternator regula
3、tors. 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 MOLDED TEST SPECIMENS 3.1.1 Specific Gravity, min 1.23 (ASTM D 792) 3.1.2 Water Absorption,
4、 max 0.35% (ASTM D 570, 24 h immersion) 3.1.3 Tensile Strength at Yield, min 9,500 psi (66 MPa) (ASTM D 638) 3.1.4 Flexural Strength, min 14,800 psi (102 MPa) (ASTM D 790) 3.1.5 Compressive Strength at Yield, min 13,000 psi (90 MPa) (ASTM D 695) 3.1.6 Impact Strength, Izod, min 1.0 ft lb/in (54 J/m)
5、 (ASTM D 256, 1/8 in (3.2 mm) specimen width, notched) 3.1.7 Deflection Temperature, min (ASTM D 648, 1/2 in (12.7 mm) specimen width) 3.1.7.1 As Molded At 66 psi (455 kPa) 177 C At 264 psi (1820 kPa) 168 C 3.1.7.2 Annealed (6 h at 168 C) At 66 psi (455 kPa) 179 C At 264 psi (1820 kPa) 174 C ENGINEE
6、RING MATERIAL SPECIFICATIONESF-M4D217-A Printed copies are uncontrolled Copyright 2009, Ford Global Technologies, LLC Page 2 of 2 3.1.8 Flammability Self-extinguishing (ASTM D 635) 3.1.9 Dielectric Strength, min 420 V/mil (16.5 kV/mm) (ASTM D 149, short time, 1/8 in (3.2 mm) thick) 3.1.10 Deformatio
7、n at 149 C, max 0.32% (FLTM BO 021-03) All samples to be conditioned for 24 h at 121 +/- 3 C and then cooled in a desiccator. Time elapsed between removal from the desiccator and placement in oven for test must be less than 30 min. 3.2 MOLDED PARTS 3.2.1 Specific Gravity, min 1.23 (ASTM D 792) 3.2.3
8、 Parts molded from this material shall be free from porosity and voids. 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 TENSILE MODULUS 360,000 psi (2.5 GPa) (ASTM D 638) 5.2 FLEXURAL MODULUS 390,000 psi (2.7 GPa) (ASTM D 790) 5.3 IMPACT STRENGTH, Izod, notched at -40 C 1.2 ft lb/in (64 J/m) (ASTM D 256, 1/8 in (3 mm) thick sample) 5.4 MAXIMUM RECOMMENDED TEMPERATURE 149 C FOR CONTINUOUS USE 5.5 MOLD SHRINKAGE 0.007 in/in (mm/mm)
