1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions 2012 02 15 Revised Removed A suffix from document. 2008 10 13 A2- N-STATUS A2 Replaced by WSS-M13P13-A L. Schmalz, FNA 1982 08 06 Released CAM2IR000200C3 Controlled document at www.MATS Copyright 2012, Ford Global Technologies, LLC Page 1 of
2、2 GREASE, SILICONE, PTFE ADDITIVE ESA-M1C200-A2 NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a synthetic lubricating grease consisting of dimethyl polysiloxane fluid and PTFE. 2. APPLICATION This specification was released originally for grease used on parking
3、 brake cables. 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). 3.4 UNWORKED PENETRATION 315 - 350 (ASTM D217) 3.5 DROPPING POINT 204 C min (ASTM D566
4、) 3.6 OIL SEPARATION 1.0 % max (FTM 791b, Method 321.2, 24 h at 121 C) 3.7 EVAPORATION 1.0 %, by weight, max (ASTM D972, 24 h at 121 C) 3.8 OXIDATION STABILITY 6.9 , kPa, max (ASTM D942, pressure drop in 100 h) 3.9 SPECIFIC GRAVITY, at 25 C 123 +/- 0.05 (ASTM D891) 3.10 WATER WASHOUT 5.0 % max (ASTM
5、 D1264, 80 C) 3.11 LOW TEMPERATURE STABILITY + 90 - 35 C for 3 h Change from 25 +/- 1 C apparent viscosity, %, max (ASTM D 1084, Method B, 1 rpm, T-A spindle, Model HBT-2X or T-E spindle, Model RVT) ENGINEERING MATERIAL SPECIFICATION ESA-M1C200-A2 Copyright 2012, Ford Global Technologies, LLC Page 2
6、 of 2 3.12 BASE (Dimethyl Polysiloxane) 3.12.1 Flash Point 280C, min (ASTM D92) 3.12.2 Neutralization Number, 0.25 mg, max (ASTM D664) 3.13 POLYTETRAFLUOROETHYLENE CONTENT 30 +/- 5 % (ASTM D128, petroleum ether or N-hexane insoluble confirmed by infrared analysis) 3.14 CONSISTENCY 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.
