PETROLEUM QUALITY INSTITUTE OF AMERICA The Data Speak for Itself... Home About Us Methodology Contact Us |
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Petroleum Quality Institute of AmericaAutomatic Transmission Fluid Test Program |
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The Petroleum Quality Institute of America (PQIA) is an independent resource for information and insights on the quality of lubricants in the marketplace. Our mission is to serve the consumer of lubricants by randomly sampling and independently testing lubricants taken from the field. Test results are posted along with the brand names on the PQIA website. This webpage provides an analysis on the brand detailed below. |
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Consolidated 2016 |
Click Bottles Below for
Data and Assessments |
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Labeled Multi-Purpose or DEX/MERC® |
Type A |
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Test Results for Automatic Transmission Fluid CLICK BOTTLES FOR DETAILS |
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Brand | CarQuest | Castrol Transmax | Circle K | Pennzoil | RPMaximum | ShopRite | Speedway | STP | SuperS | Everclear | MaxiGuard | GX20 | XCEL | |||
Automatic Transmission Fluid Type | DEX/MERC® | DEX/MERC | DM (DEX/MERC®) |
Dex/Merc | MULTI- PURPOSE D/M (DEX/MERC®) |
Multi- Purpose (DEX/MERC®) |
MULTI- PURPOSE DM (DEX/MERC®) |
(DEX/MERC®) | Multi- Purpose D/M (DEX/MERC®) |
"Useful in a variety of automatic transmissions" | "Universal Multi Purpose" and "TYPE D-M" | "Universal Type A" | TYPE A Universal | |||
PHYSICAL PROPERTIES (Click test for details) | Standards(a) | |||||||||||||||
Flash Point in ºC (ASTM D92) | 170/177 Min (e) | 229 | 233 | 203 | 205 | 205 | 211 | 211 | 213 | 191 | 207 | 205 | ||||
Viscosity @ 100ºC, cSt (ASTM D445) | 6.8 Min | 6.9 | 7.6 | 7.3 | 7.2 | 7.0 | 6.9 | 7.7 | 7.3 | 7.3 | 9.8 | 8.3 | ||||
Viscosity @40ºC, cSt (ASTM D445) | 34.3 | 36.2 | 35.7 | 34.8 | 34.7 | 32.7 | 39.0 | 35.3 | 32.9 | 28.1 | 61 | 44.2 | 58 | |||
Viscosity Index (ASTM D2270) | 166 | 185 | 175 | 177 | 168 | 178 | 171 | 178 | 196 | 130 | 145 | |||||
Brookfield Viscosity @-40ºC mPa s (cP) | 20,000 Max | 14,840 | 15,520 | 15,920 | 15,820 | 15,260 | 14,580 | 16,180 | 19,680 | 14,600 | 50,600 | 144,800 | ||||
ELEMENTAL ANALYSIS (click for test details) - b, c | ||||||||||||||||
Additives | ||||||||||||||||
Calcium, ppm | 191 | 77 | 10 | 80 | 2 | 71 | 9 | 140 | 42 | 2 | 867 | 966 | 679 | |||
Magnesium, ppm | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 1 | 14 | 33 | 51 | |||
Phosphorus, ppm | 172 | 196 | 153 | 218 | 145 | 204 | 160 | 240 | 99 | 568 | 369 | 291 | ||||
Zinc, ppm | 8 | 1 | 3 | 3 | 1 | 2 | 4 | 31 | 5 | 2 | 374 | 296 | ||||
Molybdenum, ppm | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 32 | 16 | 11 | |||
Barium, ppm | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | |||
Boron, ppm | 45 | 86 | 62 | 112 | 56 | 102 | 63 | 99 | 42 | 1 | 10 | 42 | 39 | |||
Silicon, ppm | 3 | 4 | 1 | 3 | 2 | 3 | 2 | 3 | 2 | 4 | 2 | |||||
Potassium, ppm | 4 | 3 | 0 | 1 | 0 | 0 | 3 | 2 | 0 | 0 | 4 | 2 | 2 | |||
Manganese, ppm | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||
Titanium, ppm | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||
Copper, ppm | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | ||||
Sodium, ppm | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 11 | 1 | 0 | 23 | 78 | 59 | |||
Vanadium, ppm | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||
Contaminants | ||||||||||||||||
Silver, ppm | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | |||
Aluminum, ppm | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | |||||
Chromium, ppm | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||||
Iron, ppm | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0 | 0 | |||||
Nickel, ppm | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||
Lead, ppm | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | |||
Antimony, ppm | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | |||
Tin, ppm | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||||
a- Standards, shown in black, are established by API, SAE and others.
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