>>I've tried all kinds of other things and they don't work for me: alcohol, boiling in water,
>>heating with a torch, simple green, dish detergent.
> Have you tried auto disc brake cleaner? Spray can. Smells BAD. Wear safety glasses!
I have Hayes brakes and they specifically say not to use it (or any other auto brake product). I'm
guessing that they use a glue that it disolves (to adhere the brake material to the metal backing).
Since I use EBC pads, this may be moot, but I hesitate to try it...
Someone also recommended trying Comet -- since it has the fine grit and a heavy duty detergent. I
I started doing this when I had an American Classic hub that used to dump grease on the rear
rotor at random. After dealing with their customer service, I'll NEVER buy another American
> "David Kunz" <[email protected]
> wrote in message news:[email protected]
>>jim beam wrote:
>>>my xt disks squeal like tortured piglets.
>>>if i change pads, the squeal goes for one ride, and returns about half way through the next.
>>>does anyone have any recommendations regarding pad material/manufacture that might help?
>>You probably have grease on the rotor. I just put mud on the rotor and ride 'em. Fine mud without
>>stones. Stones get in the holes of the rotor and gouge the pads -- not a show stopper, but
>>there's no stopping power where the gouges are (until you've worn the pads back to even)
>>tried all kinds of other things and they don't work for me: alcohol, boiling in water, heating
>>with a torch, simple green, dish detergent. I just keep a tin can with dirt that I sifted through
>>an old screen near the bike and add water when I need mud. If I'm on the trail and I can't find
>>mud (we had a drought here last summer), I get dirt in the palm of my hand and add water from my
>>My theory is that over time, a stubborn layer of chain lube (very slick and designed to stay put)
>>and oils from the trail water crossings where people have dunked chains (and around here, RVs and
>>ORVs have dripped engine oil <sigh>) forms a glaze/film on the rotor and the pads. The mud acts
>>like a cutting agent to scour this off and I believe it also absorbs some as the pads heat up.
>>Give it a try
>>I also use EBC brake pads -- they handle this better than Hayes pads, but I don't know about
>>Shimano. I like the green. Red wear too fast and are more prone to squeeling and gold just squeel
>>from day 1 and don't stop very well. YMMV.