1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions Ver 4 2008 04 25 Revised Updated test methods and application. See summary of Revisions. A. Wedepohl, FNA2004 03 31 Revised Para 3.0 inserted; para 3.10, 3.11 & 4 deleted 1977 02 23 Released CAG2-761247-1 Printed copies are uncontrolled Copyri
2、ght 2008, Ford Global Technologies, LLC Page 1 of 2 GREASE - CORROSION CONTROL LUBRICANT ESA-M1C172-A 1. SCOPE The material defined by this specification is a calcium soap thickened, mineral oil based grease that falls between NLGI grades 1 and 2. 2. APPLICATION This specification was released origi
3、nally for grease used in the lubrication of disc brake calipers and anchor plate slides, but is no longer used in this application. The grease is now used in wheel pilot bores to prevent corrosion and seizure of the wheel to the hub. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS
4、 Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.1 COLOR Brown 3.2 CONE PENETRATION (ASTM D 217) 3.2.1 Worked 60 Strokes, (mm/10) 290 - 320 3.2.2 Worked 100,000 Strokes, (mm/10) -40 to +40 from 60 strokes 3.3 DROPP
5、ING POINT, C min 260 (ASTM D 2265) 3.4 SHELL FOUR-BALL WEAR TEST, max scar diameter, mm 0.60 (ASTM D 2266, 1 hr., 1200 rpm, 40 kg, 75 C) 3.5 WATER WASHOUT, % loss max 10.0 (ASTM D 1264, 79 C) 3.6 BEARING CORROSION (ASTM D 1743, ASTM D 5969) 3.6.1 Distilled Water, rating max Pass 3.6.2 5% Sea Water,
6、rating max Pass ENGINEERING MATERIAL SPECIFICATIONESA-M1C172-A Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Page 2 of 2 3.7 MINERAL OIL REQUIREMENTS 3.7.1 Viscosity, at 40 C, cSt (mm2/s) 104 - 124 (ASTM D 445) 4. GENERAL INFORMATION The information given below is pro
7、vided for clarification and assistance in meeting the requirements of this specification. 5. SUMMARY OF REVISIONS 2008 04 25 (1) Revised Scope, Application and General Info to reflect the use of this grease for wheel pilot bores and not caliper slides for which it is no longer used. (2) Corrected 3.
8、2.2 to say 100,000 strokes and increased range to industry standard -40 to +40. (3) Updated test methods in 3.3, 3.4, and 3.5 (4) Changed temperature of mineral oil viscosity from 100 C to 40 C and set the requirements accordingly. (5) Deleted Oxidation Stability Requirement (6) Deleted Mineral oil pour point and flash point (7) Deleted Density requirement 1979 01 10 Metricated and Retyped CAH2-823385
