1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2008 10 13 N-STATUS Replaced by WSS-M13P13-A L. Schmalz, FNA 2004 01 27 Revised Para 3.0 inserted; para 3.8, 3.9, 4 deleted 1981 11 19 Released CW10L-RD-872480-D Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Pag
2、e 1 of 2 GREASE, LONG LIFE LUBRICATION - MOLYBDENUM DISULFIDE ESP-M1C187-A ADDITIVE - CONSTANT VELOCITY JOINT NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a special viscosity grease consisting of a mineral oil and lithium soap base with molybdenum disulfide ad
3、ditive to give the desired characteristics of a long life lubricant. This grease shall be a homogeneous product, free from oil separation, abrasive fillers, and shall be noncorrosive to lubricated parts in service. 2. APPLICATION This specification was released originally for grease used as a long l
4、ife lubricant for constant velocity joints. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Materials suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.1 APPEARANCE Material shall be a smooth homogeneous pr
5、oduct 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. 3.2 LITHIUM 12 HYDROXY STEARATE SOAP 4 - 10% (ASTM D 128) 3.3 DROPPING POINT, min 175 C (ASTM D 566 or D 2265)
6、3.4 MOLYBDENUM DISULFIDE CONTENT 3.4.1 METHOD A, min 2.9% (ASTM D 128) 3.4.2 METHOD B, min 2.5% (FLTM AJ 106-02) 3.5 CONSISTENCY STABILITY 250-290 (ASTM D 217, 60 strokes worked, 6.35 mm dia. hole plate) ENGINEERING MATERIAL SPECIFICATIONESP-M1C187-A Printed copies are uncontrolled Copyright 2008, F
7、ord Global Technologies, LLC Page 2 of 2 3.6 CORROSION, max “1“ (ASTM D 1743) 3.7 OIL SEPARATION, max 25 mL (ASTM D 1742, modified to show oil separation in mL at 96 h) 5. GENERAL INFORMATION This information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 MINERAL OIL 5.1.1 Viscosity at 100 C 10 mm2s (ASTM D 445 and ASTM D 446) 5.1.2 Pour Point, max -15 C (ASTM D 97) 5.1.3 Flash Point, min 200 C (ASTM D 92) 5.2 FILM STRENGTH DURABILITY, 4 Ball OK Load, min 2000 N (ASTM D 2596)
