1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2008 10 13 N-STATUS Replaced by WSS-M13P12-A L. Schmalz, FNA 2004 02 18 Revised Para 3.0 inserted; para 3.9, 3.10, 3.11, 3.12, 4 deleted 1980 12 11 Released AL1-6000-216 Printed copies are uncontrolled Copyright 2008, Ford Global Technologies,
2、 LLC Page 1 of 2 GREASE, LITHIUM BASE - ESB-M1C188-B LOW TEMPERATURE NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a low temperature lubricant containing a lithium 12 hydroxy stearate soap, with a petroleum oil base, and necessary rust and oxidation inhibitors.
3、 The lubricant operating temperatures range from -40 C to 93 C. 2. APPLICATION This specification was released originally for grease used to lubricate automotive seat belt retractor assemblies. It is not recommended for applications on or near painted interior or exterior automotive finishes. 3. REQ
4、UIREMENTS 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 COLOR Light tan 3.2 SURFACE EXAMINATION Slight bleed 3.3 LITHIUM 12 HYDROXY STEARATE SOAP 9.0 - 14.0% (
5、ASTM D 128) 3.3.1 Mineral Oil Base Remainder 3.4 DROPPING POINT, min 175 C (ASTM D 566) 3.5 PENETRATION 285 - 315 (ASTM D 217, worked 60 strokes) 3.6 OXIDATION STABILITY, PRESSURE DROP, max 69 kPa (ASTM D 942, 100 h) 3.7 WATER WASHOUT, max 8.0% (ASTM D 1264, at 80 C) 3.8 CORROSION 1a (ASTM D 4048, 2
6、4 h at 50 C) ENGINEERING MATERIAL SPECIFICATIONESB-M1C188-BPrinted copies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Page 2 of 2 3.11 Control Plans For the following characteristics must be used 3.11.1 Infrared Analysis 3.11.2 Penetration 285 - 315 (ASTM D 217, worked 60 strokes)
7、 3.11.3 Dropping Point, min 175 C (ASTM D 566 or D 2265) 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 MINERAL OIL PROPERTIES Viscosity at 40 C 13 - 16.5 mm2/s (ASTM D 445) Viscosity at 100 C 1.8 - 4.1 mm2/s (ASTM D 445) Viscosity Index, min 60 (ASTM D 2270) Pour Point, max -34 C (ASTM D 97) Flash Point, min 154 C (ASTM D 93) Fire Point, min 184 C (ASTM D 93)
