1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2005 06 20 Revised Inserted 3.0, Deleted 3.1, 3.12 & 4, Removed Inactive ESB-M3D17-A 1982 08 18 Revised MPE-82-8/CAM1-RD-500221-1 1963 06 05 Released ASI #915 Printed copies are uncontrolled Copyright 2005, Ford Global Technologies, LLC Page 1
2、 of 2 PHENOLIC MOLDING COMPOUND, CELLULOSE FILLED ESB-M3D16-A 1. SCOPE The materials defined by this specification are cellulose filled, phenolic injection or compression molding compounds. Type I - Compression Molding, Electrical Grade Type II - Injection Molding, Electrical Grade 2. APPLICATION Ty
3、pes I and II were released originally for applications such as 12 Volt starter motor relay assemblies, main lighting switch assemblies, and fuse blocks. 3. REQUIREMENTS Typed designation is understood to be Type L. 3.0 STANDARD REQUIRMENTS FOR PRODUCTION MATERIALS Material suppliers and part produce
4、rs must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.2 COLOR Black or as otherwise specifiedon engineering drawing 3.3 SPECIFIC GRAVITY 1.35 - 1.39 (ASTM D 792) 3.4 WATER ABSORPTION, max 1.3% (ASTM D 570) 3.5 IMPACT STRENGTH, min 0.50 ft lb/in (27 J/m) (
5、ASTM D 256, notched) 3.6 FLEXURAL STRENGTH, min 8,000 psi (55 MPa) (ASTM D 790) 3.7 TENSILE STRENGTH, min 5,500 psi (37.9 MPa) (ASTM D 638) 3.8 COMPRESSIVE STRENGTH, min 25,000 psi (172 MPa) (ASTM D 695) 3.9 DEFLECTION TEMPERATURE, min 149 C (ASTM D 648, 1820 kPa) ENGINEERING MATERIAL SPECIFICATIONE
6、SB-M3D16-APrinted copies are uncontrolled Copyright 2005, Ford Global Technologies, LLC Page 2 of 2 3.10 DIELECTRIC STRENGTH, min 300 V/mil (11.8 kV/mm) (ASTM D 149, short time) 3.11 VOLUME RESISTIVITY, min 1 x 111ohms cm (ASTM D 257) 5. GENERAL INFORMATION 5.1 MOLDING SHRINKAGE (ASTM D 955) 5.1.1 Type I - Compression Molded 0.004 - 0.007 mm/mm 5.1.2 Type II - Injection Molded 0.009 - 0.011 mm/mm
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