1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2009 08 12 N-STATUS Use industry standard. No Replacement Named C. Mracna, NA 2004 06 30 Revised Para 3.0 inserted; para 3.9, 3.10 & 4 deleted 1965 06 11 Released TV1 #528 Printed copies are uncontrolled Copyright 2009, Ford Global Technologie
2、s, LLC Page 1 of 2 RUBBER SPONGE SHEET, CLOSED CELL - RECLAIMED ESB-M2D155-A NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a reclaimed, closed cell, expanded neoprene rubber. 2. APPLICATION This specification was released originally for material used as an anti
3、rattler or cushion between metal surfaces, such as in-cab fuel tanks and the floor pan. 3. REQUIREMENTS 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). 3.1 COLOR Bl
4、ack 3.2 DENSITY 320 - 721 kg/m3(ASTM D 1622) 3.3 TENSILE STRENGTH, min 241 kPa (ASTM D 412, Die C) Elongation, min 50% 3.4 COMPRESSION SET, max (ASTM D 1564, Method B, at 50% constant deflection, computed on original deflection) 22 h at 23 +/- 2 C 25% 22 h at 70 +/- 1 C 65% 3.5 WATER ABSORPTION, max
5、 (ASTM D 1056) Static 33% (Except immerse for 24 h at 23 +/- 2 C under atmospheric pressure). Vacuum 80% ENGINEERING MATERIAL SPECIFICATIONESB-M2D155-APrinted copies are uncontrolled Copyright 2009, Ford Global Technologies, LLC Page 2 of 2 3.6 COMPRESSION DEFLECTION (ASTM D 1056) Normal, max 103 kP
6、a Aged 7 days at 70 +/- 1 C, Change, max 40% 3.7 SHRINKAGE, max 1.5% Test Method: Expose a 250 x 250 mm slab to 70 +/- 1 C for 7 days. The sample shall be measured to the center of each side before and after exposure. The results shall be calculated on the basis of the original dimensions. 3.8 COLD
7、FLEXIBILITY AT -29 C Normal No cracking Aged 7 days at 70 +/- 1 C No cracking Test Method: Expose 25 x 150 x 6.4 mm samples to -29 +/- 1 C for 4 h. Bend the samples 180 back upon itself. 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the re
8、quirements of this specification. 5.1 GASOLINE AND WATER RESISTANCE This material is not recommended for use in areas where gasoline resistance is required. Also, this material, due to its high water absorption characteristics, should not be used as a water seal in an area where water resistance is a prime requirement.
