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Old 02-03-2010, 11:10 PM   #638 (permalink)
m4a1mustang
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Quote:
Originally Posted by travisjb View Post
regarding the rubber on track debate... i'm not convinced it is that easy... a certain amount of rubber buildup is good but if there is enough that it fills the aggregate, then you lose 'microtexture'... that is a common cause of long landings and problems on airport runways - where crews have to go out and clean out the rubber from landing zones... the same argument is being made (on the thread I linked) from the excessive deposits left by drifters, just before a TT run or whatever...
A lot of it depends on the surface.

On concrete tracks the rubber can build up moreso than on asphalt tracks and develop grooves that screw things up.

But for the most part once the track has fully "rubbered in" the excess rubber just marbles up at the top of the track outside of the groove.
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