1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2009 08 21 N-STATUS No Replacement Named C. Mracna, NA 2004 07 15 Revised Para 3.0 inserted; para 3.1, 3.11 & 4 deleted 1978 10 30 Released AJ1-6000-104 Printed copies are uncontrolled Copyright 2009, Ford Global Technologies, LLC Page 1 of 2
2、SILICONE ELASTOMER, INHERENTLY LUBRICATED ESB-M2D280-A NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is an inherently lubricated silicone elastomer. 2. APPLICATION This specification was released originally for material used for grommets in the waterproof electron
3、ic engine control wiring connectors. 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). 3.2 COLOR Burnt Orange 3.3 LUBRICANT BLEED An ASTM test slab obs
4、erved 24 h after molding must show evidence of lubricant bleed. 3.4 SPECIFIC GRAVITY 1.07 - 1.13 3.5 HARDNESS, Durometer “A“ 23 - 31 (ASTM D 2240) 3.6 TENSILE STRENGTH min 500 psi (3.5 MPa) (ASTM D 412, Die “C“) Elongation, min 450% 3.7 TEAR STRENGTH, min 35 lb/in (6.1 kN/m) (ASTM D 624, Die “B“) 3.
5、8 COMPRESSION SET, max (ASTM D 395, Method “B“) 22 h at 150 C 20% 70 h at 150 C 25% 3.9 HEAT AGED (ASTM D 865, 70 h at 150 C) Hardness, Durometer “A“, max 35 (ASTM D 2240) ENGINEERING MATERIAL SPECIFICATIONESB-M2D280-APrinted copies are uncontrolled Copyright 2009, Ford Global Technologies, LLC Page
6、 2 of 2 Tensile Strength, min 500 psi (3.5 MPa) (ASTM D 412) Elongation, min 400% (ASTM D 412) Tear Strength, min 30 lb/in (5.3 kN/m) (ASTM D 624, Die “B“) 3.10 IMMERSION IN ASTM NO.1 OIL (ASTM D 471, 70 h at 150 C) Hardness, Durometer “A“, max 35 (ASTM D 2240) Tensile Strength, min 500 psi (3.5 MPa) (ASTM D 412) Elongation, min 400% (ASTM D 412) Volume Change, max -5%
