1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2003 08 14 Revised Para 3.0 inserted; Para 3.1, 3.2, 3.3, 3.15, 3.16, 4 deleted 1989 07 31 SM/ER 0463 TC Released Printed copies are uncontrolled Copyright 2003, Ford Global Technologies, Inc. Page 1 of 2 FIBERBOARD WOOD, MOLDED ESD-M2E98-A 1.
2、 SCOPE The materials defined by this specification are formed fiberboards composed of wood fiber pulp and natural or synthetic resin produced by the wet slurry or dry mat process. 2. APPLICATION This specification was released originally for materials used for molded seat back foundations. 3. REQUIR
3、EMENTS 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). 3.4 THICKNESS (ISO 534/SAE J 315) The thickness shall be as shown on the Engineering Drawing. 3.5 APPARENT DEN
4、SITY (ISO 534/SAE J 315) 0.7 +/- 0.1 g/cm33.6 MOISTURE CONTENT, max 8% (ISO 767/SAE J 315) 3.7 WATER ABSORPTION, max (ISO 769/SAE J 315) 24 h immersion time 50% 3.8 WATER SWELL, max (ISO 769/SAE J 315) 24 h immersion time 30% 3.9 BURSTING STRENGTH, min (ISO 2759/ASTM D2529) 840 kPa/mm The bursting s
5、trength shall be based on the average of five (minimum) results. 3.10 FLAMMABILITY (ISO 3795) Burn rate, max 100 mm/min ENGINEERING MATERIAL SPECIFICATIONESD-M2E98-APrinted copies are uncontrolled Copyright 2003, Ford Global Technologies, Inc. Page 2 of 2 3.11 ODOR, max (SAE J 1351) Rating 2 3.12 FO
6、GGING (SAE J1756, 3 h at 100 C heating, 21 C cooling plate, post test conditioning 1 h and 16 h) Fog Number, min 60 Formation of clear film, droplets or crystals is cause for rejection. 3.13 FLEXURAL PROPERTIES (ASTM D 790) 3.13.1 Flexural Strength 21 +/- 6 MPa 3.13.2 Flexural Strength 1.7 +/- 0.6 G
7、Pa The flexural strength and flexural modulus results shall be based upon the average of five (minimum) results obtained from specimens randomly selected for position an direction. 3.14 FORM STABILITY, max (FLTM BS 151-02) After humidity storage 2.5% After heat storage 1.5% After conditioning in sta
8、ndard atmosphere 1.5% 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 REQUIREMENTS FOR RAW MAT When the raw mat is supplied to Ford for molding, the quality of the mat shall be such that when suitably molded all of the requirements of section 3 can be met.
