1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev. 0 2014 01 02 Released C. Ved, FNA Controlled document at www.MATS Copyright 2014 Ford Global Technologies, LLC Page 1 of 11 FLUID, ULTRA LOW VISCOSITY (ULV) AUTOMATIC TRANSMISSION WSS-M2C949-A 1. SCOPE The material defined by this specif
2、ication is for factory fill automatic transmission fluid (ATF) composed of base oil and additives. 2. APPLICATION This specification was released originally for factory fill applications (including top offs) of new automatic transmissions for improved fuel economy. This fluid was originally released
3、 for use in 9- and 10 speed automatic transmissions developed jointly by Ford and General Motors. 3. REQUIREMENTS Material specification requirements are to be used for initial qualification of materials. 3.1 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must c
4、onform to the Companys Standard Requirements for Production Materials (WSS-M99P1111-A). 3.2 COLOR Red, 6.0 8.0 (ASTM D1500) 3.3 VISCOSITY 3.3.1 New/Fresh fluid At 150 C (ASTM D445) Report At 100 C (ASTM D445) 4.6 to 4.4 mm2/sec At 40 C (ASTM D445) 22 mm2/sec, min At -10 C (ASTM D2983) Report At -40
5、C (ASTM D2983) 10000 mPa.s max 3.3.2 Base Oil Viscosity At 100 C (ASTM D445) 3.6 mm2/sec, min 3.3.3 Viscosity Index (ASTM D2270) 135 min. 3.3.4 Shear Stability (CEC L-45-T93) After 20 h KRL, KV at 100 C 4.2 mm2/s, min After 40 h KRL, KV at 100 C 4.0 mm2/s, min 3.3.5 High Temperature (ASTM D4683) 2.0
6、0 mPa.s, min. High Shear (at 150 C) 3.3.6 Evaporation loss, 150 C, 2 h. 10% max (Modified NOACK Test) 3.3.7 After NOACK Test, Viscosity at -40 C 2000 mPa.s max change ENGINEERING MATERIAL SPECIFICATION WSS-M2C949-A Copyright 2014, Ford Global Technologies, LLC Page 2 of 11 3.3.8 Cold Crank Simulatio
7、n CCS -30 C (ASTM D5293) 2000 mPa.s max. CCS -35 C (ASTM D5293) 3000 mPa.s max. 3.4 FLUID FILM THICKNESS (EHD) Report (at 60, 80, 100 and 120 C). 3.5 TEMPERATURE IN DEEP-GROOVE THRUST Report BALL BEARING (PV 1454-ARKL, modified Shell four-ball per DIN 51 350 Part 1) 3.6 FLASH POINT (ASTM D92) 180 C
8、min 3.7 FIRE POINT (ASTM D92) 200 C min 3.8 POUR POINT (ASTM D97) -50 C max 3.9 DENSITY (at 15 C) 0.841 gm/cc +/- 0.005 (ASTM D4052) 3.10 ANTI FOAMING PROPERTIES (ASTM D892 for Seq I, II and III. ASTM D6082 for Sequence IV) Volume below is in mls and are maximum allowed volumes. New Post KRL (20 h)
9、Thermal Aging 130C for 90 h Post Cycling Test Sequence I 50 / 0 50 / 0 50 / 0 50 / 0 Sequence II 50 / 0 50 / 0 50 / 0 50 / 0 Sequence III 50 / 0 50 / 0 50 / 0 50 / 0 Sequence IV 50 / 0 100 / 0 150 / 0 150 / 0 3.11 AERATION TEST (GM Method, Contact SWRI or Intertek) Aeration % at 60 C -10 max 3.21 CY
10、CLING TEST (GM Method, Contact SWRI or Intertek, completion of 42,000 cycles) Expulsion of ATF from vent None TAN increase 3.5 mm2/sec Used fluid Viscosity at -40 C 10,000 mPa.s Shift times 1-2 shifts 0.30 to 0.75 sec 2-3 shifts 0.30 to 0.75 sec 3-4 shifts Report ENGINEERING MATERIAL SPECIFICATION W
11、SS-M2C949-A Copyright 2014, Ford Global Technologies, LLC Page 7 of 11 3.22 CLEANLINESS LEVEL - /18/15 (ISO 4406. At supplier manufacturing site prior to unloading into shipping containers) 3.23 QUALITY CONTROL, SUPPLIER TESTING Each batch of material shall be tested for following properties. Annual
12、 validation is to be completed by the end of first quarter. Testing must be done on production samples. Supplier in-house friction test results are acceptable after concurrence with the Product engineering design & release / materials section. Requirements Tests Testing Frequency Every batch Annuall
13、y 3.2 Color X X 3.3 Viscosity X (3.3.1 only) X 3.4 Fluid Film Thickness X 3.6 Flash Point X X 3.8 Pour Point X 3.10 Anti Foaming Performance X (new only) X 3.11 Aeration Test X 3.12 Copper Strip X 3.13 Non Corrosion Non Rusting X 3.14 Elastomer Compatibility X 3.17 Wear X * 3.18 Moisture X X 3.19 Ox
14、idation Tests X 3.20 Frictional Test X* 3.22 Cleanliness Level X X Supplement A X X Supplement B X Ford TDE engineering team reserves the right to modify / request additional testing listed in this specification or outside the scope of this document to validate acceptable performance of the product.
15、 * - test type & friction material combination to be determined based on transmission applications * - test type to be determined based on transmission applications 3.24 APPROVED ADDITIVE CHEMISTY Finished fluid must use the below approved additive package for compliance to specification HiTec 3492
16、(Afton Chemical Corporation) 11% to 12% by weight Report finished fluid data on Supplement A & B and submit a copy to TDE Engineering for approval to this specification. 4. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of thi
17、s specification. Contact for questions concerning Engineering Material Specifications. ENGINEERING MATERIAL SPECIFICATION WSS-M2C949-A Copyright 2014, Ford Global Technologies, LLC Page 8 of 11 Attachment I Clutch Friction Durability SAE NO. 2 MACHINE SET-UP PARAMETERS Temperature: 135 +/- 3 C Pres
18、sure: 275 +/- 5 kPa Velocity: 3600 rpm Energy: 20740 +/- 100 J Fill Volume: 305 mL +/- 5 mL Total Cycles: 400 for each evaluation pack & 30000 for each durability pack TEST SEQUENCE Event Duration Cumulative Time, s Operation 1 10.0 (T1)* 0 to 10.0 High speed (HS) motor on (force released) 2 5.0 (T1
19、 + T2)* 10.0 to 15.0 Motor off, force applied 3 5.0 (T4)* 15.0 to 20.0 Motor off, force released 4 0.5 20.0 to 20.5 Static Drive (SD) motor on to engage static drive 5 5.0 20.5 to 25.5 SD motor off, force released 6 0.5 25.5 to 26.0 SD motor off, force applied 7 5.0 26.0 to 31.0 SD motor on, force a
20、pplied 8 5.0 31.0 to 36.0 SD motor off, force released * = Reference SAE Friction Nomenclature Specification (SAE J1646) ENGINEERING MATERIAL SPECIFICATION WSS-M2C949-A Copyright 2014, Ford Global Technologies, LLC Page 9 of 11 Attachment II Squawk Performance GK Rig Machine Setup Parameters Apply P
21、ressure: 4200 kPa/sec. Sampling Frequency: 500 Hz (1000 Hz with 500 Hz filter) Fill Volume: 700 mL +/- 5 mL TEST DESCRIPTION Sliding Speed (m/s) Speed (rpm) Pressures (kPa) Temp F0.005 10.011 20.027 50.055 100.110 200.165 300.220 400.275 500.412 750.549 1000.824 1501.098 2001.373 2501.647 300120Test
22、 Conditions - Discrete Data Points40241 9036997Attachment III Continuous Slip Evaluation (-V Characterization) Test Setup TEMPERATURE, BATH 120 C APPLY PRESSURE 10 Kg/cm2 SLIDING SPEED 0 - 220 INTERVAL - HRS. 4 hrs DATA ACQUISITION 1.90 SEC WITHIN 2.0 SEC. WINDOW TEMPERATURE, TEST HEAD 120 C Test De
23、scription Break-in for 20 mins. Slipping mode for 50 mins. 20 dynamic engagements. Slipping mode for 50 mins. 20 Dynamic engagements. Slipping mode for 50 mins. 20 Dynamic engagements. vs. V data collection. 6 Dynamic engagements. Repeat sequence. ENGINEERING MATERIAL SPECIFICATION WSS-M2C949-A Copy
24、right 2014, Ford Global Technologies, LLC Page 10 of 11 Supplement A Oil Company_ Date_ Product Name_ Product Code_ Physical/Chemical Properties ASTM Test Standard Specification Results Mfg. Limits Viscosity Index D2270 145 min _ _ Viscosity at 100 C D445 4.6 4.4 _ _ Brookfield Viscosity, max D2983
25、10,000 mPas _ _ (at -40 C) Moisture, % D6304 / D4928 0.05% max _ _ D7546 Flash Point D92 180 C min _ _ Density (reference), kg/L D1298 / D4052 Report _ _ Pour Point D97 -50 C max _ _ FTIR Trace Report Anti-Foaming Properties D892 50, 50, 50 and 50 mL_ _ Seq. I, II, III & IV max After 5 minutes stand
26、ing 0 mL _ _ Elemental Analysis (ppm) Aluminum D5185 5 _ _ Barium D5185 Report _ _ Boron D5185 TBD _ _ Calcium D5185 TBD _ _ Copper D5185 5 _ _ Iron D5185 5 _ _ Lead D5185 5 _ _ Magnesium D5185 5 _ _ Molybdenum D5185 5 _ _ Nickel D5185 5 _ _ Phosphorus D5185 TBD _ _ Silicon D5185 TBD _ _ Titanium D5
27、185 TBD _ _ Zinc D5185 5 _ _ Chlorine D6443 Report _ _ Nitrogen D4629 Report _ _ Sulfur D4927 Report _ _ ENGINEERING MATERIAL SPECIFICATION WSS-M2C949-A Copyright 2014, Ford Global Technologies, LLC Page 11 of 11 Supplement B Supplier_ Date_ Product Name_ Product Code_ Blend Plant Location_ BASE STO
28、CKS Manufacturing Limits Base Oil Viscosity at Viscosity at Volume % 100 C mm2/s 40 C mm2/s Sulfur, %Pour Point, C A _ _ _ _ _ B _ _ _ _ _ C _ _ _ _ _ D _ _ _ _ _ Refinery Name & Location Process Type Crude A _ _ _ B _ _ _ C _ _ _ D _ _ _ Additives Type/ Manufacturer Code Description Carrier Oil Additive in Function Name in additive in Finished Oil Vol, % Vol, % E _ _ _ _ _ F _ _ _ _ _ G _ _ _ _ _ H _ _ _ _ _ Signature_ Title_
