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Start-Stop engine oil test at 100°C Petronas Syntium 3000 E 5W40
What does the test show?
The purpose of the friction test is to show the resistance of the oil film to tearing (oil film strength).
Metal parts in the engine during operation (friction, e.g. pistons) can lead to cracks and scratches. The stronger the oil film is, the better it should protect the engine against scratches.
Each sample subjected to this test will definitely have some scratches (dents). By measuring the sample, we can check the depth of the gouge.
#petronas5W40 #petronas300e #syntium3000e
How does the test work?
A new sample is subjected to 3x metal to metal friction under 1kg load for 1 minute with 30 seconds interval. The diameter of the test piece is then measured at its lowest point. The lower the result, the better.
Result: 0.07
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Oil for the test was sent by Mr. Amadeusz Michalski
https://transferwise.com/a/amadeuszm1