1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions Ver. 3 2008 10 10 N-STATUS Replaced by WSS-M13P13-A L. Schmalz, FNA 2003 10 30 Revised Updated format; para 3.0 inserted; paras 3.1, 3.12, 3.13 and 4 deleted 1987 12 01 Released CF4R RD107002-87 Printed copies are uncontrolled Copyright 2008,
2、Ford Global Technologies, Inc. Page 1 of 2 GREASE - ALTERNATOR BEARINGS ESF-M1C142-B2 NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a grease consisting of a uniform blend of refined mineral oil, synthetic thickener, rust and oxidation inhibitors. 2. APPLICATION
3、 This specification was released originally for grease used to lubricate bearings in the alternator. 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).
4、3.2 PENETRATION 225-255 (ISO 2137/ASTM D 217, worked 60 strokes) 3.3 DROPPING POINT, min 270 C (ASTM D 2265) 3.4 COMPOSITION 3.4.1 Polyurea Thickener 16-20% (Supplier certification required) 3.4.2 Mineral Oil Balance (including oil soluble inhibitors) 3.4.2.1 Viscosity at 40 C 50-60 mm2/s (ISO 3104/
5、ASTM D 445 & D 2161) 3.4.2.2 Viscosity Index, min 100 (ISO 2909/ASTM D 2270) 3.5 OXIDATION STABILITY, Pressure Drop, max 104 kPa (ASTM D 942, 100 h) ENGINEERING MATERIAL SPECIFICATIONESF-M1C142-B2 Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, Inc. Page 2 of 2 3.6 LOW TEMP
6、ERATURE TORQUE (ASTM D 1478, -18 +/- 1 C) 3.6.1 Starting Torque, max 5,000 gcm 3.6.2 Running Torque, max 1,500 gcm 3.7 RUST PREVENTIVE PROPERTIES, max rating No. 2 (ASTM D 1743, except 24 h at 52 +/- 3 C and 97% distilled and 3% sea water) 3.8 COPPER CORROSION (Federal Std. 791a, Method 5309.2) No d
7、iscoloration of copper or green coloration of the grease. 3.9 OIL SEPARATION, max 3% (Federal Std. 791a, Method 321.2) 3.10 DIRT CONTENT (Federal Std. 791a, Method 3005.2) 3.10.1 Particles, 10 microns or greater, max 1,000 3.10.2 Particles, 25 microns or greater, max 300 3.10.3 Particles, 75 microns or greater None 3.11 Material shall be a smooth homogeneous product free from abrasive particles, it shall be consistent in color and texture, and free from objectionable odors during normal storage. It shall be suitable for the intended application.
