1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2008 10 14 N-STATUS Replaced by WSS-M13P13-A L. Schmalz, FNA 2004 04 29 Revised Para 3.0 inserted; para 3.1, 3.2, 3.3, 3.6 & 4 deleted 1991 08 30 Released C10156259 O.Reeder Printed copies are uncontrolled Copyright 2008, Ford Global Technolog
2、ies, LLC Page 1 of 5 GREASE, POLYUREA, MOLYBDENUM DISULPHIDE, WSD-M1C237-A HIGH HEAT RESISTANT NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a grease consisting of mineral oil with polyurea thickener, oxidation and corrosion inhibitors and molybdenum disulfide.
3、 2. APPLICATION This specification was released originally for grease used for lubricating constant velocity (CV) joints, where high heat resistance is required. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Stan
4、dard Requirements For Production Materials (WSS-M99P1111-A). 3.1.1 Initial Qualifications The supplier must furnish to the affected Materials Engineering activity a completed and certified copy of the attached Supplement A and test reports demonstrating the capability of the process for the listed c
5、ritical properties. 3.1.2 Ongoing Verification Plan In addition to the control plan, the supplier and affected Materials Engineering activity shall establish a mutually agreed upon ongoing product verification plan which will be listed on Supplement B. 3.4 CONSISTENCY Material shall be a smooth homo
6、geneous 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. 3.5 FUNCTIONAL APPROVAL Materials being evaluated for initial approval may be subjected to a function
7、al trial. Functional trial results shall be evaluated by the responsible Systems Engineering and Materials Engineering activities prior to material approval and release. ENGINEERING MATERIAL SPECIFICATIONWSD-M1C237-APrinted copies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Page 2
8、 of 5 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 TYPICAL PROPERTIES The information shown is to provide data on products which have been qualified to this specification. The values shown do no
9、t constitute part of the requirements for initial qualification. 5.1.1 Penetration (ASTM D 217) After 60 strokes 280 - 295 After 100,000 Strokes, max change 10% 5.1.2 Dropping Point, min 200 C (ASTM D 2265) 5.1.3 Oxidation Stability, max 13 kPa (ASTM D 942) Pressure drop after 1,000 h 5.1.4 Oil Sepa
10、ration, max 4.0 (ASTM D 1742) 5.1.5 Loss of Evaporation, max 3.0 (ASTM D 972) 5.1.6 Corrosion Prevention Rating 1 (IP 220) 5.1.7 Elastomer Compatibility (FLTM BP 117-01) Grease submitted to this specification shall be compatible with current production component Boot materials. 5.2 SUPPLEMENT C This
11、 is to be used for additional information for initial qualification. ENGINEERING MATERIAL SPECIFICATIONWSD-M1C237-APrinted copies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Page 3 of 5 Supplement A INITIAL QUALIFICATION Supplier_ Date_ Product Name_ NLGI Grade_ Product Code_ Batc
12、h No_ Manufacturing Plant Location_ Test Results Mfg. Limits Physical/Chemical/Performance Properties (Mean, Std.Dev., (of 99.994% Sample Size) of Production) Base Oil Viscosity at 100 C mm2/s ASTM D 445 _ _ Viscosity at 40 C mm2/s ASTM D 445 _ _ Viscosity Index ASTM D 2270 _ _ Flash Point, C ASTM D
13、 92 _ _ Pour Point, C ASTM D 97 _ _ Specific Gravity ASTM D 1298/ _ _ ASTM D 4052 _ _ Grease _ _ Penetration mm/10 ASTM D 217 _ _ Worked after 60 strokes _ _ Worked after 100,000 _ _ strokes Moisture Content, % ASTM D 95 _ _ Polyurea Content, % FLTM AJ 106-02 _ _ Molybdenum Disulphide FLTM AJ 106-02
14、 _ _ Content Molybdenum Disulphide Supplier certif. _ _ Size Loss of Evaporation DIN 51805 _ _ Dropping Point ASTM D 566 _ _ Oxidation Stability ASTM D 942 _ _ Pressure Drop After 1,000 Hours Oil Separation % ASTM D 1742 _ _ Corrosion IP 220 _ _ Low Temperature Torque IP 186 _ _ at -35 C or Flow Pre
15、ssure at -30 C DIN 51805 _ _ Infrared Spectrum On Base Oil _ _ On Grease _ _ Elastomer Compatibility FLTM BP 117-01 _ _ Mechanical Dynamical ES S-87GG4635-AA _ _ Test Signature_ Title_ ENGINEERING MATERIAL SPECIFICATIONWSD-M1C237-APrinted copies are uncontrolled Copyright 2008, Ford Global Technolog
16、ies, LLC Page 4 of 5 Supplement B ONGOING PRODUCT VERIFICATION PLAN Supplier_ Date_ Product Name_ NLGI Grade_ Product Code_ Batch No._ Manufacturing Plant Location_ Approved Physical/Chemical/Performance Properties Manufacturing Sample Size/ Limits Frequency Penetration after ASTM D 217 _ _ 60 strok
17、es 100,000 strokes _ _ Oil Separation ASTM D 1742 _ _ Dropping Point ASTM D 566 _ _ Oxidation Stability ASTM D 942 _ _ Pressure Drop After 1,000 hours Corrosion IP 220 _ _ Remarks_ _ SUPPLIER SIGNATURE_ TITLE_ MATERIAL ENGINEERING CONCURRENCE_ ENGINEERING MATERIAL SPECIFICATIONWSD-M1C237-APrinted co
18、pies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Page 5 of 5 Supplement C Supplier_ Date_ Product Name_ NLGI Grade_ Product Code_ Manufacturing Plant Location_ BASE OIL Manufacturing Limits Nominal Viscosity Range, mm2/s Type Vol. % 100 C 40 C A _ _ _ _ B _ _ _ _ C _ _ _ _ D _ _ _
19、 _ Thickener Filler/Structure Modifier/Solid Lubricant Supplier Type/Function Name Code Description A _ _ _ _ B _ _ _ _ C _ _ _ _ D _ _ _ _ E _ _ _ _ Additives Carrier Additive Type/ Supplier /Type in Final Function Name Code Description % Product % A _ _ _ B _ _ _ C _ _ _ D _ _ _ Signature_ Title_
