1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2004 07 23 Revised Para 3.0 inserted; para 3.1, 3.4, 3.5, 3.6, 3.8 & 4 deleted 1995 02 02 Revised para 3.1.4 NEO1E10127076154 E.J. Duda1973 10 22 Released E3C-012407Printed copies are uncontrolled Copyright 2004, Ford Global Technologies, LLC
2、Page 1 of 2 SILICONE RUBBER, SEAL, OIL PAN ESE-M2D236-A 1. SCOPE The material defined by this specification is a high heat resistant silicone rubber. 2. APPLICATION This specification was released originally for material used for static applications only, such as oil pan seals. 3. REQUIREMENTS 3.0 S
3、TANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.1 SLAB STOCK 3.1.1 Original Properties Tensile Strength, min 4.2 MPa (ASTM D 412, Die C) Elongation, min 100% (ASTM D 41
4、2, Die C) Hardness, Durometer A 65 - 75 (ASTM D 2240) 3.1.2 Heat Aging (ASTM D 865, 70 h at 225 +/- 2 C) Tensile Strength Change -35 to +30% Elongation Change, max -40% Hardness, Durometer A Change, max +10 3.1.3 Immersion in ASTM #1 Oil (ASTM D 471, 70 h at 150 +/0 2 C) Tensile Strength Change, max
5、 -20% Elongation Change, max -20% Hardness, Durometer A Change -12 to 0 Volume Change 0 to +10% ENGINEERING MATERIAL SPECIFICATIONESE-M2D236-APrinted copies are uncontrolled Copyright 2004, Ford Global Technologies, LLC Page 2 of 2 3.1.4 Immersion in IRM 903* Oil (ASTM D 471, 70 h at 150 +/- 2 C) Ha
6、rdness, Durometer A Change, max -25 Volume Change, max +50% Tensile Strength Change, max -50% Elongation Change, max -30% 3.1.5 Compression Set, max 30% (ASTM D 395, Method B, 70 h at 150 C) 3.1.6 Cold Test at -40 C No cracks (FLTM BP 106-03) permitted *IRM 903 oil replaces ASTM oil #3. 3.2 FINISHED
7、 PART 3.2.1 Hardness, Durometer A Original 65 - 75 Heat Aged Change, max +10 (ASTM D 865, 70 h at 225 C) 3.2.2 Immersion in ASTM #1 Oil (ASTM D 471, 70 h at 150 C) Hardness, Durometer A Change -10 to 0 Volume Change 0 to +10% 3.2.3 Immersion in ASTM #3 Oil (ASTM D 471, 70 h at 150 C) Hardness, Durom
8、eter A Change, max -20 Volume Change, max +50% 3.2.4 Silicone Volatiles, max 0.5% (FLTM AV 102-01 as received at Ford Motor Company) 3.3 COMPOUND The elastomer shall be a silicone rubber. 3.7 ADDITIONAL REQUIREMENTS Specific requirements for material and/or manufactured parts shall be specified on the Engineering drawing, Engineering parts specification and/or performance specifications. All critical areas with respect to these properties shall be clearly designated on the engineering drawing.
