[s-cars] Slotted Rotors

[isham-research.freeserve.co.uk at pop.pol.net.uk]

>> It would
>> seem that in one instance the squeezing brake pads will cause the gases and/or
>> moisture to flow towards the hub and in the other instance they would flow towards
>> the edge of the rotor.  Which is better and why?

> Outside. You do not want to force the water inwards by the Coriolice
> force of the cut grooves so that it fights the Centrifugical force
> caused by the water-to-rotor friction.

Dust and various gases too.  Some mount them the other way round
because it's quieter - the pads are pulled into the caliper frame
when braking and there's no audible click.

--
 Phil Payne
 UK Audi quattro Owners Club
 Phone +44 7785 302803   Fax: +44 7785 309674