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Here is a look at my dimpled/slotted rotors from Prorotors. They have 500 miles on them. I'm using the EBC Green Stuff pads. They seem to be polishing up the rotors nicely. BUT the pads still leave brake dust which I'm hoping will diminish after a few more hundred miles.
Yes but they will be hard on the zinc coated rotors. That is the reason I'm trying to stay away from them.
Are you saying that these pads are only bad on Zinc coated rotors?
becuase the Zn coated rotors are the exact same as cast iron rotors except for they have a thin coating of Zn on them, which wears off the first time you hit the breaks in the firepath areas...
So wouldn't these pads be rough on everyrotor then?
I find this such a thrill.. this debate about pads...
All pads dust, the pad material wears down as you drive. as this material wears it doesn't just disappear, The friction rate of a pad determines it's ability to stop. The softer pads grab at a higher fiction rate.
Lets use this analogy. Racing slicks are soft, they have a high friction rate, the deposit lots of rubber on the track, Its designed in.
Now lets put a set of High carbon count ( long mileage tires ) not good for traction but will last alot longer. Without enough downward pressure, the tires will never hook up ( grab ) they are too Hard !!!!!
Pads are designed to stop the car. Harder pads are made harder, just like the High carbon count long mileage tires. Tires are made of carbon and rubber. the more carbon , the longer they last, the more rubber, the better they are in traction. carbon ( a hard substance is there for tire longevity ) the rubber is there for handling characteristics... tread design is important but not that important in comparison to the tire compound.
Hard lasts longer, softer gives more traction but wears faster.
Pads: Harder means less stopping ability, friction coefficient is lower, requiring you apply more pressure to get the job done. ( you dont notice this because the hydraulics take up the work load) But you have to brake harder with ceramics. When they heat up the friction rate goes up and they stop the car better. THat is why ceramics will discolor your rotors. THey have to work much harder to stop the car. But for that once in a life time panic stop, I would never trust ceramics.
Ill take soft pads any day.
ET is definitely correct, and, quite the guru on brakes, and, brake pads. BTW: ET, I have always loved that pic you always display of your beautiful Torch Red ride. Your rotor and wheel combo is stunning eye candy, and, a well thought out choice for looks and real bite for a daily driver. Well done.
For brakes to work their best all COATINGS, nickle, cadnium, zinc or mink, what ever must be warn completly off the braking surface. SO were does it go? dust as in metal fileing dust? Nasty on paint I bet.
Brake pads need to have pad material on the rotor, makes the rotor look slightly dark. more brake dust.
There are no two ways around brake dust, just the color of the pad material. Well Fred Flinstone brakes might work.