1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2010 06 21 Re-Activated Grease will be used in starter motor L. Schmalz, NA 2008 10 16 N-STATUS Replaced by WSS-M13P13-A L. Schmalz, FNA 1998 05 01 Activated A. Vallabhanath Printed copies are uncontrolled Copyright 2010, Ford Global Technolog
2、ies, LLC Page 1 of 4 GREASE, SYNTHETIC, STARTER MOTOR WSS-M1C257-A1 1. SCOPE The material defined by this specification is soft synthetic hydrocarbon based soap-gelled grease containing a combination of chemically active, anti-wear additives and blended solid lubricants and resistant to oxidation an
3、d corrosion. 2. APPLICATION This specification originally released for grease used in gear box starting motor suitable for operating temperature -40 C to 125 C. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Stand
4、ard 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 cr
5、itical 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 homog
6、enous product free from abrasive particles, it shall be consistent in color and texture, and be free from objectionable odors during normal storage. 3.5 FUNCTIONAL APPROVAL Materials being evaluated for approval to this specification shall be subjected to a production trial. Functional trial results
7、 must be approved by the affected assembly operation and Design Engineering. Results shall be made available to Materials Engineering prior to material approval and release. ENGINEERING MATERIAL SPECIFICATIONWSS-M1C257-A1 Printed copies are uncontrolled Copyright 2010, Ford Global Technologies, LLC
8、Page 2 of 4 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification 5.1 Color Black 5.2 Appearance Smooth 5.3 Density at 25 C 0.96 g/cc (ASTM D 1480, 25 C) 5.4 Evaporation, max 1.0% (ASTM D 972, 24 h at 100 C)
9、5.5 Oil Separation, max 10% (FTM 791b, Method 321.2, 24 h at 100 C) 5.6 Copper Corrosion 4b (ASTM D 130, 168 h at 100 C) 5.7 Penetration (ASTM D 217) Unworked 300 Worked (60X) 310 - 340 5.8 Dropping Point 194 C (ASTM D 2265) 5.9 Base Oil Pour Point -51 C (ASTM D 97) 5.10 Base Oil Viscosity (ASTM D 4
10、45; performed on a representative base oil mixture) -40 C TBD 40 C 45 cSt 100 C 7.8 cSt ENGINEERING MATERIAL SPECIFICATIONWSS-M1C257-A1 Printed copies are uncontrolled Copyright 2010, Ford Global Technologies, LLC Page 3 of 4 Supplement A INITIAL QUALIFICATION Supplier_ Date_ Product Name_ NLGI Grad
11、e_ Product Code_ Batch No._ Manufacturing Plant Location(s)_ Test Results Mfg. Limits Physical/Chemical/Performance Properties (Mean, Std. Dev., (of 99.994% Sample Size) of Production) Base Oil Viscosity at 100 C, cSt ASTM D 445 _ _ Viscosity at -40 C, cSt ASTM D 445 _ _ Grease Penetration, mm/10 AS
12、TM D 217 Unworked _ _ Worked _ _ Dropping Point, C ASTM D 2265 _ _ Oxidative Stability, kPa ASTM D 942 Pressure drop after 168 h, 100 C _ _ Oil Separation, % FTM 791b, Method 321.2 24 h, 100 C _ _ Copper Corrosion ASTM D 4048 168 h, 100 C _ _ Evaporation, % ASTM D 972 24 h, 100 C _ _ Supplier Signat
13、ure_ Title_ MATERIALS ENGINEERING CONCURRENCE_ ENGINEERING MATERIAL SPECIFICATIONWSS-M1C257-A1 Printed copies are uncontrolled Copyright 2010, Ford Global Technologies, LLC Page 4 of 4 Supplement B ONGOING PRODUCT VERIFICATION PLAN Supplier_ Date_ Product Name_ NLGI Grade_ Product Code_ Batch No._ M
14、anufacturing Plant Location(s)_ Approved Physical/Chemical/Performance Properties Manufacturing Sample Size/ Limits Frequency Penetration, mm/10 ASTM D 217 Unworked _ _ Worked _ _ Oil Separation, % FTM 791b, Method 321.2 24 h, 100 C _ _ Dropping Point, C ASTM D 2265 _ _ Evaporation, % ASTM D 972 24 h, 100 C _ _ Oxidative Stability, kPa ASTM D 942 168 h, 100 C _ _ Copper Corrosion, Rating ASTM D 4048 168 h, 100 C _ _ Base Oil Viscosity, cSt ASTM D 445 100 C _ _ -40 C _ _ Supplier Signature_ Title_ MATERIALS ENGINEERING CONCURRENCE_
