FORD-ESB-M4D63-A-1978.pdf
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1、Engineering Material Specification Materii Name Specification Number POLYPROPYLENE, MOLDING COMPOUND ESB-M4D63-A l. SCOPE The material defined by this specification is a thermoplastic, polypropylene molding compound. 2. APPUCAIION This specification was released originally for materials used for aut
2、omotive interior trim items. 3. REQUIREMENTS Note: In addition to the requirements listed herein, the material shall meet all requirements of ESB-M8P4-A when used for interior trim applications. 3.1 APPEARANCE The color, pattern, and finish shall match the approved Body and Electrical Product Engine
3、ering master sample, or shall be as specified on the engineering drawing. 3.2 SPECIFIC GRAVITY, min 0.900 (ASTM D 792) 3.3 TENSILE STRENGTH, max load, min 4500 psi (31.0 MPa) (ASTM D 638, Speed “C“) 3.3.1 Elongation, max load, min 8% 3.4 FLEXURAL MODULUS, min 125 000 psi (862 MPa) (ASTM D 790) 3.5 I
4、MPACT STRENGTH, Izod, min 0.5 ft lb/in (27 J/m) (ASTM D 256, notched) 3.6 HARDNESS - ROCKWELL “R“, min so (ASTM D 785) 3.7 WATER ABSORPTION, max INACTIE (ASTM D 570, 24 h immersion) l V *- 3.8 DEFLECTION TEMPERATURE, min / (ASTM D 648) DATE* At 66 psi (455 kPa) 108 0C X At 264 psi (1820 kPa) 55 C Da
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