1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2004 10 25 Revised Inserted 3.0; Deleted 3.1, 3.9 & 4 1978 08 02 Metricated and Retyped CE3H-RD792440E-SUPP #6 1964 07 06 Released AT3-74 Printed copies are uncontrolled Copyright 2004, Ford Global Technologies, LLC Page 1 of 1 POLYESTER RESIN
2、 GLASS REINFORCED ESE-M3D87-A 1. SCOPE The material defined by this specification is a glass reinforced, polyester resin, molding material. 2. APPLICATION This specification was released originally for material used as a fan shroud or as specified on engineering drawing. 3. REQUIREMENTS Samples to
3、be take from part when applicable. 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). 3.2 SPECIFIC GRAVITY 1.85 - 2.10 (ASTM D 792) 3.3 WATER ABSORPTION, max 1.0% (ASTM
4、 D 570) 3.4 IMPACT STRENGTH, Izod, min 2 ft lb/in (ASTM D 256, unnotched) (107 J/m) 3.5 FLEXURAL STRENGTH, min 7500 psi (ASTM D 790) (52 MPa) Test Method: Test specimens from test box molds or equivalent shall be 5 x 1 in (125 x 25 mm) x thickness. Test machine cross-head speed shall be 0.300 in (7.62 mm)/min on a 4 in (102 mm) span. 3.6 DEFLECTION TEMPERATURE, min 149 C (ASTM D 648, 264 psi (1820 kPa) 3.7 MODULUS OF ELASTICITY, min 10.0 x 105psi (ASTM D 790) (6.0 GPa) 3.8 HARDNESS - ROCKWELL “M“ 45 - 90 (ASTM D 785, Method “A“, 2 ply sample)
