1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2008 10 10 N-STATUS Replaced by WSS-M13P13-A L. Schmalz, FNA 2003 10 29 Revised Para 3.0 inserted; paras 3.12, 3.14, 3.15 and 4 deleted 1975 12 12 Released AFI-6000-54 Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, I
2、nc. Page 1 of 2 GREASE - ALTERNATOR BEARINGS ESF-M1C142-B 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 This specification was rele
3、ased 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). 3.1 PENETRATION 265 - 295 (A
4、STM D 217, worked 60 strokes) 3.2 DROPPING POINT, min 218 C (ASTM D 2265) 3.3 COMPOSITION 3.3.1 Polyurea Thickener 7 - 9% (Supplier certification required) 3.3.2 Mineral Oil Balance (including oil soluble inhibitors) 3.3.2.1 Viscosity at 40 C 80 - 110 mm2/s (ASTM D 445 & D 2161) 3.3.2.2 Viscosity In
5、dex, min 95 (ASTM D 2270) 3.4 OXIDATION STABILITY, Pressure Drop, max 17 kPa (ASTM D 942, 100 h) 3.5 LOW TEMPERATURE TORQUE (ASTM D 1478, -17.8 C) 3.5.1 Starting Torque, max 1500 gcm 3.5.2 Running Torque, max 300 gcm ENGINEERING MATERIAL SPECIFICATIONESF-M1C142-B Printed copies are uncontrolled Copy
6、right 2008, Ford Global Technologies, Inc. Page 2 of 2 3.6 RUST PREVENTIVE PROPERTIES, max rating No. 1 (ASTM D 1743, except 24 h at 52 +/- 3 C and 97% distilled and 3% sea water) 3.7 COPPER CORROSION (Federal Std. 791a, Method 5309.2) No discoloration of copper or green coloration of the grease. 3.
7、8 OIL SEPARATION, max 5% (Federal Std. 791a, Method 321.2) 3.9 DIRT CONTENT (Federal Std. 791a, Method 3005.2) 3.9.1 Particles, 10 microns or greater, max 560 3.9.2 Particles, 25 microns or greater, max 140 3.9.3 Particles, 50 microns or greater, max 35 3.9.4 Particles, 125 microns or greater None 3
8、.10 RUBBER SWELL, max by volume 10% (Federal Std. 791a, Method 3603.3, using standard “L“ type rubber obtainable from the Aeronautical Materials Laboratory, Navel Air Engineering Center, Philadelphia, Pennsylvania 19112.) 3.11 HIGH SPEED BEARING TEST at 177 C, min 400 h (Federal Std. 791a, Method 331.1) 3.13 ASH as magnesium, min 0.05% (ASTM D 874) Ash in the presence of sulfuric acid and run emission spectrograph.
