The Ravenol oils are interesting. They seem to use Tungsten as their anti wear additivites, instead of others. Definitely a unique approach, I've not seen in my limited research. In my brief uoa Ive seen the folks are not so impressed. It does seem to have a positive following oil club.de.
Ravenol use Vanderbilt Vanlube W-324, one of the most advanced Vanderbilt offerings:
Markets > Petroleum > Engine Oil Additives | Vanderbilt Chemicals, LLC
The automotive and petroleum industries are facing difficult international competition, government regulations, and rapid technological changes. Ever increasing government regulations require improved fuel economy and lower emissions from automotive fuel and lubricant systems.
www.vanderbiltchemicals.com
Markets > Petroleum > Engine Oil Additives > Anti-wear/Anti-scuff | Vanderbilt Chemicals, LLC
The automotive and petroleum industries are facing difficult international competition, government regulations, and rapid technological changes. Ever increasing government regulations require improved fuel economy and lower emissions from automotive fuel and lubricant systems.
www.vanderbiltchemicals.com
Markets > Petroleum > Engine Oil Additives > Friction Reducers | Vanderbilt Chemicals, LLC
The automotive and petroleum industries are facing difficult international competition, government regulations, and rapid technological changes. Ever increasing government regulations require improved fuel economy and lower emissions from automotive fuel and lubricant systems.
www.vanderbiltchemicals.com
Friction Reducers > VANLUBE® W-324 | Vanderbilt Chemicals, LLC
<strong>VANLUBE W-324</strong> is an organotungstate which is soluble in petroleum fuels and lubricants.
www.vanderbiltchemicals.com
COMPARISON (Vanderbilt)
"VANLUBE W-324 is an organotungstate which is soluble in petroleum fuels and lubricants.
It is an effective general-purpose, sulfur and phosphorus-free antioxidant and antiwear agent
for a wide range of automotive and industrial lubricants. Recommended treat rate range is
0.01 - 1.0 mass percent."
Ravenol seem to use between 0.02 and 0.04 % W-324. Roughly 50 % W (Tungsten)
in W-324 and VOAs/UOAs reveal between 100 and 230 ppm of W. Someone correct
me if I'm wrong.
Several scientific literature suggest beneficial synergy effects when ZDDP, Mo(DTC),
B (Boron) and W are simultaneously present. That said, W is more high-temperature
resistant compared to BN (boron nitride) and way superior to MoDTC in this regard.
Personally I love to support this approach (purchasing Ravenol). However, unpleasant
to see prices went up last two years. I still run RCS in my old 930, but I swapped last
year to M1 ESP for my GTI and my Cooper. Almost half the money, the only reason.
.
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