1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2010 08 10 N-STATUS No replacement named D. DiGregorio, NA 2004 05 11 Revised Para 3.0 inserted; para 3.1, 3.15 & 4 deleted 1996 09 05 Activated M. Trace Printed copies are uncontrolled Copyright 2010, Ford Global Technologies, LLC Page 1 of 2
2、 OIL COMPRESSOR, POLYOLESTER - REFRIGERATION WSS-M2C31-B NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a polyolester lubricant, free from impurities. 2. APPLICATION This specification is released for oil to be used in high voltage electric compressors to be use
3、d in electric vehicle applications. These compressors will operate within the temperature range of -20 to + 85 C. 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-
4、M99P1111-A). 3.2 SPECIFIC GRAVITY 0.960 - 0.970 g/cm3(ASTM D 4052) 3.3 FLASH POINT, min 200 C (ASTM D 92) 3.4 FIRE POINT, min 240 C (ASTM D 92) 3.5 VISCOSITY AT 40 C, min 105 cSt (ASTM D 445) 3.6 COLOR, max 1.0 (ASTM D 1500) 3.7 POUR POINT, max -25 C (ASTM D 97) 3.8 NEUTRALIZATION NUMBER, max 0.03 m
5、g KOH/g (ASTM D 974) 3.9 DIELECTRIC STRENGTH, min 35 kV (ASTM D 1816) 3.10 FLOC TEST (cloudiness), max -28 C* (10% lubricant, 90% refrigerant) *The actual Floc point can not be determined because phase separation occurs at -28 C with the mixture of 10% lubricant and 90% refrigerant. Theoretically, a
6、 Floc point does not exist. ENGINEERING MATERIAL SPECIFICATIONWSS-M2C31-B Printed copies are uncontrolled Copyright 2010, Ford Global Technologies, LLC Page 2 of 2 3.11 WATER CONTENT, max 200 ppm (ASTM D 4672) 3.12 VISCOSITY INDEX, min 60 (ASTM D 2270) 3.13 FALEX, EXTREME PRESSURE, min 900 Lbf (ASTM D 3233) 3.14 CONSISTENCY This material shall be free from acid, alkali, or other foreign matter. It must also be free from any objectionable odor.
