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, 3.13 & deleted 1987 09 08 Released RD885100-152 C.C. Gray Printed copies are uncontrolled Copyright 2010, Ford Global Technologies, LLC
2、Page 1 of 2 OIL, COMPRESSOR - REFRIGERATION ESH-M2C31-A2 NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is paraffinic oil, free from all impurities. 2. APPLICATION This specification was released originally for oils used in air conditioning compressors operating wi
3、thin the temperature range of -40 to 121 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-M99P1111-A). 3.2 SPECIFIC GRAVITY 0.80 - 0.90 (ASTM D 4052) 15.6/15.6
4、C 3.3 FLASH POINT. min 200 C (ISO 2719/ASTM D 92) 3.4 VISCOSITY AT 40 C 95 - 105 mm2/s (ISO 3104/ASTM D 445) 3.5 VISCOSITY INDEX, min 95 (ISO 2909/ASTM D 2270) 3.6 DIELECTRIC STRENGTH, min 30 kV (ASTM D 877) 3.7 FLOC TEST (CLOUDINESS), max -30 C (ANSI Ashrae 86 - 1983) 3.8 COPPER CORROSION 1a (ISO 2
5、160/ASTM D 130 3 h at 100 C) 3.9 WATER CONTENT /= 30 ppm (ASTM D 1774) 3.10 OIL STABILITY, max 0.5% (ANSI/ASHRAE 97-1989, R 12 REACTED)* *Ford Motor Company, at its option, may conduct additional tests on production samples stored by lot number at the suppliers blending facility. The specification l
6、imit established is for initial sample(s) and production approvals. ENGINEERING MATERIAL SPECIFICATIONESH-M2C31-A2 Printed copies are uncontrolled Copyright 2010, Ford Global Technologies, Inc. Page 2 of 2 3.11 POUR POINT, max -12 C (ISO 3016/ASTM D 97) 3.12 DECOMPOSITION STABILITY No discoloration
7、Test Method: Must not decompose when a solution of equal volumes of oils and dichlorodifluoromethane (ESA-M17B2-A) are allowed to evaporate in an open flask for 2 h at 23 +/- 2 C. 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 FIRE POINT, min 220 C (ISO 2592/ASTM D 92)
