February 28, 2013

Automatic Transmission FLuids

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Automatic transmission fluids (ATF) are used in the transmissions of passenger cars, trucks, construction equipment, and other mobile equipment. In addition, ATF finds use in such non-transmission applications, as hydraulic systems, compressors, power steering, and others. 

 

There are numerous types of ATF, including, Dexron II, Dexron III, Type F, Mercon, Mercon V, Chrysler 7176 and several varieties of Chrysler ATF-Plus.



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Automatic transmissions are very sensitive to the types of ATFs used. Use of the wrong fluid, can cause transmission problems. Always read THE OWNER'S MANUAL! Certified ATF Gulfpride ATF Traveller ATF    
             
PHYSICAL TESTS (click test for details) Standards/ranges-a          

Brookfield Viscosity @ -40C, cSt

20,000 cP Max 10,000 13,700 15,600    

Kinematic Viscosity @ 100C, cSt

6.8 cSt Min 7.3 7.3 7.2    

Kinematic Viscosity @ 40C, cSt

34.00 33.5 34.6 34.1    
Flash Point C (ASTM D92) 170/177C min-b 217 217 217    
Viscosity Index 182 192 183 182    
 
Additives          
Calcium, ppm 119 75 72 109    
Magnesium, ppm 1 <1 <1 <1    
Phosphorus ,ppm 242 227 227  234    
Zinc, ppm 7 1 19    
Molybdenum,  ppm <1 <1 <1  <1    
Barium, ppm <1 <1 <1  <1    
Additive and/or other
Boron,  ppm 94 113 117  112     
Silicon,  ppm 4 2    
Potassium, ppm <1 <1  <1  <1    
Manganese, ppm <1 <1  <1  <1     
Titanium, ppm <1 <1  <1  <1     
Copper, ppm <1 <1  <1  <1     
Sodium, ppm 3 <1  <1     
Vanadium, ppm <1 <1  <1  <1     
Contaminants          
Silver, ppm <1 <1 <1 <1    
Aluminum, ppm <1 <1 <1 <1    
Chromium, ppm <1 <1 <1 <1    
Iron, ppm <1 <1 <1 <1    
Nickel, ppm <1 <1 <1 <1    
Lead, ppm <1 <1 <1 <1    
Antimony, ppm <1 1 <1 <1    
Tin, ppm <1 <1 <1 <1    

 a- Standards, shown in black are established by Original Equipment Manufacturers for Dexron III/Mercon. Ranges, shown in teal, represent the high and low data for the major brands of tested in February 2012.

b- Dexron® III, 170C max, Mercon®, 177 C max.

c-Test Method used for metal analysis is ASTM ASTM D5185.

d- ASTM D5185-09 Reproducibility by Element.