1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions Rev. 4 2008 10 30 Revised See Summary of Revisions A.Wedepohl, FNA 2003 10 21 Revised Para 3.0 inserted; para 3.8 and 4 deleted 1963 06 25 Released F6-1073 Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, Inc. Page 1 o
2、f 2 GREASE, SILICONE - LIGHT CONSISTENCY ESF-M1C43-A 1. SCOPE The materials defined by these specifications are synthetic lubricating greases consisting of phenyl methyl polysiloxane fluid and lithium stearate. 2. APPLICATION This specification was originally released for grease used on ball bearing
3、s and drive components of starting motors at Rawsonville. This lubricant is suitable for operating temperatures between -75 C and 177 C. 3. REQUIREMENTS 3.1 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Pro
4、duction Materials (WSS-M99P1111-A). 3.2 APPEARANCE White/Off White 3.3 WORKED PENETRATION 300 - 340 (ISO 2137 / ASTM D 217) 3.4 BLEED, %, max 5.5 (Federal Test Method 791a, MTHD 321.2, 24 h at 150 C) 3.5 EVAPORATION, %, max 3.5 (ASTM D972-02, 24 h at 150 C) 4. GENERAL INFORMATION The information bel
5、ow is typical property data for the grease approved to this specification. 4.1 DROPPING POINT, C 226 (ISO 2176 / ASTM D 566) 4.2 FOUR BALL WELD LOAD, N 1200 (DIN 51350-4) 4.3 LOW TEMPERATURE TORQUE (ASTM D 1478 at -73 C) Initial Break-away Torque, Nm 130 x 10-3Torque after 20 min running time, Nm 13
6、 x 10-3ENGINEERING MATERIAL SPECIFICATIONESF-M1C43-A/A2 Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, Inc. Page 2 of 2 4.4 OXIDATION STABILITY, PRESSURE DROP, kPa, 34 (ASTM D 942, 500 h) 4.5 BASE (PHENYL METHYL POLYSILOXANE), %, 74 (ASTM D 128) 4.6 VISCOSITY OF BASE at 25
7、 C, mm2/s 100 (ISO 3104 / ASTM D 445) 5. SUMMARY OF REVISIONS 2008 10 30 Separated ESF-M1C43-A from ESF-M1C43-A2 Changed worked penetration, was 290 330 Changed Dropping point from 205 to 190 C Changed Bleed from 7.8 to 5.5% max Changed Evaporation from 3.0 to 3.5% max Removed Flash Point and Neutralization Number Moved all tests in para 4.0 from Requirements to General Info. 1989 08 22 Added ESF-M1C43-A2
