1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2010 06 24 N-STATUS No replacement named C. Mracna, NA 2006 08 15 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.7, 3.8, 3.9, 3.10, 3.11 & 4 1986 01 30 Released CE3QRDY63100E175 E. Duda Printed copies are uncontrolled Copyright 2010, Ford Glob
2、al Technologies, LLC Page 1 of 3 HOSE, SILICONE - HIGH TEMPERATURE - OIL ESE-M96D7-A RESISTANT NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a long life, high temperature oil resistant, ozone resistant, moderate to low pressure silicone rubber hose with ability
3、 to service low temperature down to -40 C. 2. APPLICATION This specification was released originally for material used as components of the exhaust air supply hose for the 2.5L engine. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must confo
4、rm to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.4 CONSTRUCTION The hose shall consist of a silicone elastomeric tube and cover, reinforced with one or more plies of braided, knitted, spiral, or woven aramid fabric or yarn. 3.5 HOSE MATERIAL TESTING 3.5.1 Prepara
5、tion of Test Specimens All test specimens shall be taken and prepared from the finished hose in accordance with ASTM D 3183, unless otherwise specified. Tube Cover 3.5.2 Hardness, Durometer A 55 70 55 - 70 (ASTM D 2240) 3.5.3 Tensile Strength, MPa, min 5.5 5.5 (ASTM D 412, Die C) 3.5.4 Elongation, %
6、 min 250 250 (ASTM D 412, Die C) 3.5.5 Compression Set, %, max Plied up samples of hose 35 35 ENGINEERING MATERIAL SPECIFICATIONESE-M96D7-APrinted copies are uncontrolled Copyright 2010, Ford Global Technologies, LLC Page 2 of 3 Test Method: . Die cut a 29 mm diameter sample from production hose an
7、d ply up to a thickness of 6.4 mm for the tube stock and 4.3 mm for the cover stock. . Test per ASTM D 395, Method B for 70 h at 121 C and 20% deflection. 3.5.6 Adhesion, min (FLTM BP 008-03) Tube to ply Must exceed material strength (cohesive failure) Cover to ply Must exceed material strength (coh
8、esive failure) Tube Cover 3.5.7 Heat Aged (ASTM D 865, 168 h at 225 +/- 3 C) Hardness, Durometer A Change, max +20 +20 Tensile Strength Change, %, max -45 -55 Elongation Change, %, max -75 -75 3.5.8 Immersion in ASTM Oil #3 (ASTM D 471, 168 h at 150 +/- 2 C) Hardness, Durometer A Change -25 - Tensil
9、e Strength Change, %, max -42 - Elongation Change, %, max -40 - Volume Change, %, max +45 - 3.5.9 Burst Pressure, min 1.55 MPa 3.5.10 Silicone Volatiles, %, max 0.78 (FLTM AV 102-01, as received) 3.6 PRESS CURED SLABS When it is not feasible to obtain 1.02 +/- 0.02 mm thick skivings from the hose, s
10、pecimens shall be cut from slabs manufactured from the production material cured for 10 minutes at 160 C. 3.6.1 Hardness, Durometer A 55 70 55 - 70 (ASTM D 2240) ENGINEERING MATERIAL SPECIFICATIONESE-M96D7-APrinted copies are uncontrolled Copyright 2010, Ford Global Technologies, LLC Page 3 of 3 3.6.2 Tensile Strength, MPa, min 5.5 5.5 (ASTM D 412, Die C) 3.6.3 Elongation, %, min 200 200 (ASTM D 412, Die C) 3.6.4 Heat Aged (ASTM D 865, 168 h at 225 +/- 3 C) Hardness, Durometer A Change, max +20 +20 Tensile Strength Change, %, max -45 -55 Elongation Change, %, max -65 -65
