1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2004 04 22 Revised Para 3.0 inserted; para 3.1, 3.2, 3.3, 3.20 & 4 deleted 1990 09 20 NC00E10091185000 Released K. Gribble L. Mastrofrancesco Printed copies are uncontrolled Copyright 2004, Ford Global Technologies, LLC Page 1 of 2 GREASE, LIT
2、HIUM BASE, SYNTHETIC OIL, LOW TEMPERATURE ESA-M1C232-A 1. SCOPE The material defined by this specification is a low temperature lubricant containing lithium hydroxy stearate thickener with synthetic oils, necessary rust and oxidation inhibitors, and solid lubricants. The lubricant operating temperat
3、ures range from -50 to 150 C. 2. APPLICATION This specification was released originally for grease used to lubricate the steering column actuator assembly. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard R
4、equirements For Production Materials (WSS-M99P1111-A). 3.4 COLOR Yellow 3.5 ODOR Not unpleasant 3.6 TEXTURE Smooth 3.7 SURFACE EXAMINATION Slight bleed 3.8 BASE Synthetic oil 3.8.1 Lithium Soap 8 - 13% 3.8.2 Solid Lubricant 12 - 14% 3.9 SYNTHETIC OIL REQUIREMENTS 3.9.1 Fluid Balance 3.9.2 Viscosity
5、at 40 +/- 2 C 23.0 - 29.0 (ASTM D 445) mm2/s 3.9.3 Viscosity at 100 +/- 2 C 3.0 - 7.0 mm2/s 3.9.4 Viscosity Index, min 120 3.9.5 Pour Point, max -50 C (ASTM D 97) ENGINEERING MATERIAL SPECIFICATIONESA-M1C232-APrinted copies are uncontrolled Copyright 2004, Ford Global Technologies, LLC Page 2 of 2 3
6、.9.6 Flash Point, min 200 C (ASTM D 92) 3.9.7 Fire Point, min 230 C (ASTM D 92) 3.10 DROPPING POINT, Min 185 C (ASTM D 566) 3.11 PENETRATION, mm/10 (ASTM D 217) 3.11.1 Worked 60 Strokes 285 - 315 3.12 OXIDATION STABILITY, Pressure Drop, max 49.0 kPa (ASTM D 942, 500 h) 3.13 OIL SEPARATION, max 5% (F
7、ederal Standard 791 modified) 3.14 WATER WASHOUT, max 3% (ASTM D 1264, 40 +/- 2 C) 3.15 CORROSION 1 (ASTM D 130) 3.16 LOW TEMPERATURE TORQUE (ASTM D 1478) 3.16.1 Starting, max .049 N/m 3.16.2 Running, max .029 N/m 3.17 FOUR BALL 3.17.1 Weld Load, min 3432 N/m (ASTM D 2596) 3.17.2 Wear, max 0.7 mm (A
8、STM D 2266) 3.18 EVAPORATION 22 h at 80 +/- 2 C, max 1% (ASTM D 972) 3.19 STORAGE STABILITY The worked penetration of the material after being stored for a six month period at a temperature of 38 +/- 2 C in an oil tight container shall not have changed from the original worked penetration of the material by more than 30 points.
