The Data Speak for Itself...
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Corporate Office:
BP LUBRICANTS USA INC
1500 Vally Rd
Wayne, NJ 07470
Website(s): www.castrol.com/us
Castrol is one of the world’s leading manufacturers and marketers of premium lubricating oils, greases, metalworking fluids, control fluids and related services to automotive, manufacturing, mining, marine, and oil exploration and production customers across the world. Castrol employs over 7,500 people, it operates directly in more than 80 countries, and is represented by over 2,000 third party distributors. Part of the BP group, the company is headquartered in the UK.
"The brand represents over 100 years’ experience in 'liquid engineering': producing advanced lubricants for a wide range of applications, from manufacturing processes and metalworking to mining, shipping and marine activities and energy production."
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.
The following are the test results for the sample examined.
Marketed by: BP Lubricants USA Inc., Wayne, NJ
Purchased at: Edison, NJ
Date of purchase: 6-10-2016
Website(s): www.castrol.com/us
The results of the tests conducted on this sample meet the requirements for Dexron III/Mercon.
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Physical Properties | ![]() |
Elemental Analysis | ![]() |
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Labeling | ![]() |
Note: Although the laboratory tests conducted cannot alone be used to establish if an Automatic Transmission Fluid meets all of its labeled specifications, they can be used to determine if it doesn't.
PHYSICAL TESTS (click for test details) - a | Standard | Castrol Transmax |
Flash Point in ºC (ASTM D92) | 170/177 Min-c | 233 |
Viscosity @ 100ºC, cSt (ASTM D445) | 6.8 Min | 7.6 |
Viscosity @40ºC, cSt (ASTM D445) | 36.2 | |
Viscosity Index (ASTM D2270) | 185 | |
Brookfield Viscosity @-40ºC mPa s (cP) | 20,000 Max | 15,520 |
ELEMENTAL ANALYSIS (click for test details) - a, b | ||
Additives | ||
Calcium | 77 | |
Magnesium | 0 | |
Phosphorus, ppm | 196 | |
Zinc, ppm | 1 | |
Molybdenum, ppm | 0 | |
Barium, ppm | 0 | |
Boron, ppm | 86 | |
Silicon, ppm | 4 | |
Potassium, ppm | 3 | |
Manganese, ppm | 0 | |
Titanium, ppm | 0 | |
Copper, ppm | 0 | |
Sodium, ppm | 0 | |
Vanadium, ppm | 0 | |
Contaminants | ||
Silver, ppm | 0 | |
Aluminum, ppm | 0 | |
Chromium, ppm | 0 | |
Iron, ppm | 0 | |
Nickel, ppm | 0 | |
Lead, ppm | 0 | |
Antimony, ppm | 0 | |
Tin, ppm | 0 | |
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