1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions 2006 11 15 Revised Inserted 3.0; Deleted 3.1, 3.17, 3.21 & 4 1984 12 21 Revised 3.4, 3.5, 3.9 3.13 CS01-RD527842 1982 01 22 Released Released ESB-M99D43-A EM1-6000-79 Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, L
2、LC Page 1 of 3 POLYPROPYLENE, 50% WOOD FIBER FILLED- ESB-M99D43-A EXTRUDED COMPOSITE ESB-M99D43-B 1. SCOPE The material defined by these specifications is an extruded grade of wood fiber filled polypropylene for vacuum or match metal die molding. 2. APPLICATION ESB-M99D43-A was released originally f
3、or material used as a molded package tray foundation in the 1983 Escort/Lynx carlines. ESB-M99D43-B was released originally for material used as a molded trunkliner foundation in the 1986 Taurus/Sable. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part pro
4、ducers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.2 THICKNESS As specified on engineering drawings 3.3 COMPOSITION The composition is primarily wood fiber and polypropylene with a talc filler and a small amount of polyethylene as a carrier for the
5、 carbon black. The composition shall be the same as originally approved as determined under para 3.17. 3.4 ASH CONTENT 6 +/- 4% (ASTM D 586) 3.5 DENSITY 1.03 +/- 0.08 g/cm3 (SAE J315, Avg. of 3) 3.6 WATER ABSORPTION, max 2% (SAE J 315, 24 h immersion, avg. of 3) 3.7 WARPAGE, max (SAE J 315, avg. of
6、3 tests, % change from original) . After 24 h H20 immersion 2% . 24 h H20 immersion followed 5% by 24 h at 88 C (measure at 88 C) ENGINEERING MATERIAL SPECIFICATION ESB-M99D43-A ESB-M99D43-B Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 2 of 3 3.8 DIMENSIONAL STA
7、BILITY, max (SAE J 315, Methods B and/or C, avg. of 3) After 24 h H20 0.1% After 24 h H20 followed by 24 h at 88 C 0.2% After 24 h at 88 C only (measure at 88 C) 0.5% 3.9 FLEXURAL STRENGTH (ASTM D 790, avg. of 5) MD 49.9 +/- 11.6 MPa AMD 40.0 +/- 11.0 MPa 3.10 FLEXURAL MODULUS OF ELASTICITY, TANGENT
8、 (ASTM D 790, avg. of 5) MD 3.93 +/- 0.78 GPa AMD 2.81 +/- 0.69 GPa 3.11 TENSILE STRENGTH (ASTM D 638, avg. of 5) MD 21.7 +/- 4.3 MPa AMD 15.7 +/- 2.9 MPa 3.12 TENSILE ELONGATION AT BREAK (ASTM D 638, avg. of 5) MD 1.9 +/- 0.7% AMD 1.7 +/- 0.9% 3.13 TENSILE MODULUS OF ELASTICITY (YOUNGS) (ASTM D 638
9、, avg. of 5) MD 3.4 +/- 0.9 GPa AMD 2.8 +/- 0.8 GPa 3.14 HARDNESS, ROCKWELL “R“ 92 +/- 8 (ASTM D785, avg. of 5) 3.15 DEFLECTION TEMPERATURE, min (ASTM D 648, 13 mm sample width) At 455 kPa At 1820 kPa MD 115 C 80 C AMD 115 C 70 C 3.16 HEAT AGING - LONG TERM No more than 30% loss in (88 +/- 3 C for 1
10、000 h) tensile strength ENGINEERING MATERIAL SPECIFICATION ESB-M99D43-A ESB-M99D43-B Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 3 of 3 3.18 ESB-M99D43-A FLAMMABILITY In order to comply with Federal Motor Vehicle Safety Standard No. 302, the material portions o
11、f components and composites shall not burn, or transmit a flame across its surface, at a rate of more than 101 mm per minute. To demonstrate compliance, the sample size and method of testing shall be in accordance with FLTM BN 024-02. 3.19 ESB-M99D43-B FLAMMABILITY, max 101 mm/min (FLTM BN 024-02, w
12、ithout lot sampling plan) In addition, the test specimen shall not exhibit any flashing or sudden flaming on either surface in excess of the above max value. 3.20 FLAMMABILITY TEST PROGRAM Materials, portions of components, and composites governed by this specification must also comply with the requ
13、irements of ES-D3AB-11014-AA. 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of these specifications. 5.1 IMPACT STRENGTH, IZOD, MIN (ASTM D 256) Notched Unnotched MD 29 J/m 71 J/m AMD 20 J/m 44 J/m 5.2 A suitable film may
14、be laminated to one or both sides of the extruded product to facilitate bonding. 5.3 Small holes occurring in formed parts made of this material may be repaired by filling in with molten, unbacked polypropylene fiber (ESB-M3H36-A, ESB-M3H48-B, or equivalent). The appearance of the trimmed side of the part shall not be affected. In addition, the repair shall not adversely affect the material properties of this specification.
