1、 ENGINEERING MATERIAL SPECIFICATION Material Name Specification Number Date Action Revisions 2002 10 15 Revised Updated and renumbered 1983 02 16 3.9 , 5 Revised, Retyped CAM1-RD588050-20 1971 08 17 Released AB1-302-14 Printed copies are uncontrolled Page 1 of 4 Copyright 2002, Ford Global Technolog
2、ies, Inc. FIBERBOARD (PANEL), PRESSED WOOD - NON-DIELECTRIC GRADE ESB-M2E66-B FIBERBOARD (PANEL), PRESSED WOOD - FORMABLE GRADE ESB-M2E66-C FIBERBOARD (PANEL), PRESSED WOOD - DIELECTRIC GRADE ESB-M2E67-B 1. SCOPE The materials defined by these specifications are: ESB-M2E66-B Pressed wood panelboard,
3、 i.e., hardboard. ESB-M2E66-C More dense, higher impact, formable grade of panelboard. ESB-M2E67-B ESB-M2E66-B panelboard, coated with a bonding resin in the areas as indicated on the engineering drawing. 2. APPLICATION These specifications were released originally for materials used in the followin
4、g applications: ESB-M2E66-B Foundation for door and quarter trim panels, sun visors, package trays, and front and rear seat backs. ESB-M2E66-C Structural rear seat back on the 1975 Mustang and Pinto. ESB-M2E67-B Foundation for dielectric bonded door and quarter trim panels. 3. REQUIREMENTS 3.1 STAND
5、ARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.2 THICKNESS As specified on engineering drawings (SAE J 315b) Thickness variation on any board used in heat bonding operatio
6、ns shall not exceed 0.25 mm or 10 %, whichever is smaller. 3.3 DENSITY ESB-M2E66-B 881 kg/m3 ESB-M2E67-B 881 kg/m3 ESB-M2E66-C 1442 kg/m3 ENGINEERING MATERIAL SPECIFICATION ESB-M2E66-B ESB-M2E66-C ESB-M2E67-B Page 2 of 4 Copyright 2002, Ford Global Technologies, Inc. 3.4 MOISTURE CONTENT, based on o
7、riginal weight (SAE J 315 b) ESB-M2E66-B 3 6 % ESB-M2E67-B 3 6 % ESB-M2E66-C 4 7 % 3.5 WATER ABSORPTION, max (SAE J 315 b, 24 h immersion) ESB-M2E66-B 40 % ESB-M2E67-B 40 % ESB-M2E66-C 25 % 3.6 WATER SWELL, max 23 % (SAE J 315 b) 3.7 WARP, max 5 % (FLTM BS 2-1, 24 h water immersion) 3.8 BURSTING STR
8、ENGTH, min (SAE J 315 b) ESB-M2E66-B 0.95 MPa/mm ESB-M2E67-B 0.95 MPa/mm ESB-M2E66-C 1.1 MPa/mm 3.9 FLEXURAL STRENGTH, min 31 MPa (ASTM D 790, Method I - Procedure “A,“ Avg. of 5) 3.10 DIMENSIONAL STABILITY, %, max (SAE J 315 b, 24 h water immersion) Expansion Contraction 2.03 mm +0.7 -0.7 2.54 mm +
9、0.5 -0.5 ENGINEERING MATERIAL SPECIFICATION ESB-M2E66-B ESB-M2E66-C ESB-M2E67-B Page 3 of 4 Copyright 2002, Ford Global Technologies, Inc. 3.11 STIFFNESS, min (ASTM D 747, direct reading at 5. angle, 0.68 N m bending moment, 51 mm span, 25 x 100 mm samples, both directions, Tinius Olsen) Original So
10、aked* 2.03 mm 30 15 2.54 mm 40 20 3.18 mm 50 25 *Immerse test specimens in tap water at 23 +/- 2 C for 24 h. Determine stiffness immediately upon removal from the water bath. 3.12 IMPACT, ESB-M2E66-C ONLY (ASTM D 3029) Normalized Mean Failure Energy, min 321 J/m Procedure “B“: (Gardner Instruments I
11、mpact Tester or equivalent). Using a 907 g falling weight with a hemispherical nose diameter of 12.7 mm and a platform below the test sample with a target hole of 14.3 mm. 3.13 FINISH Shall be free from fiber fuzz, loose fiber, or any imperfection that would affect the finished appearance. 3.14 FLAM
12、MABILITY In order to comply with Federal Motor Vehicle Safety Standard No. 302, the materials, portions of components, and composites shall not burn, or transmit a flame across its surface, at a rate of more than 101 mm per min. To demonstrate compliance, the sample size and method of testing shall
13、be in accordance with FLTM BN 24-2. 3.15 PERFORMANCE - ENVIRONMENTAL AGING All materials, portions of components, and composites defined by this specification that have not been treated, modified or reformulated and exceed a max burn rate of 76 mm per min as specified by the Flammability Lot Samplin
14、g Plan of FLTM BN 24-2 must be evaluated for permanency of the materials flame retardant properties per ESB-M25P3-A according to the accelerated environmental aging requirements applicable to the basic material category of this particular specification. ENGINEERING MATERIAL SPECIFICATION ESB-M2E66-B
15、 ESB-M2E66-C ESB-M2E67-B Page 4 of 4 Copyright 2002, Ford Global Technologies, Inc. Any material, portions of components, and composites defined by this specification that have been treated, modified or reformulated to conform to Flammability Lot Sampling Plan of FLTM BN 24-2, regardless of max burn
16、 rate, must be evaluated for both permanency of materials flame retardant properties and changes in mechanical, chemical and physical properties per ESB-M25P3-A applicable to the basic materials category of this particular specification. 3.16 FLAMMABILITY TEST PROGRAM Materials, portions of componen
17、ts, and composites governed by this specification must also comply with the requirements of ES-D3AB-11014-AA. 3.17 ESB-M2E67-B BONDING 3.17.1 Objectionable Contaminants Any board used for dielectric bonding shall be free of metallic particles, and shall be suitable for the intended application. 3.17
18、2 Compatibility The dielectric grade boards must bond satisfactorily in the dielectric operations in conjunction with approved component materials in the assembly, under approved conditions. The type and weight of adhesive will vary depending on application and should be agreed upon between supplie
19、r and Manufacturing Engineering. 3.17.3 Bond Strength, min (FLTM BN 113-01) Original 4.45 N Aged 3.34 N Wet 3.34 N 3.17.4 Resistance to Elevated Temperatures (FLTM BN 113-02) No evidence of loosening or separation of bonds, and no objectionable loss in loft. 4. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of these specifications. 4.1 FLEXURAL STRENGTH 37.9 +/- 6.9 MPa (ASTM D 790, Method I - Procedure “A,“ Avg. of 5)
