Sintred v reesin pa...
 

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Sintred v reesin pads sound difference

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The front pads initially were quite quiet after replacing them but now i have almost a grinding noise when applying brake.

Is there any sort of sound difference between the two types of pads ?.

When i bought the front replacements I was (pretty) sure I'd got resin, but now im not to sure. Packaging long binned.
I should say they work fine and if anything are grabby.


 
Posted : 04/03/2023 4:24 pm
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IME sintered will have a grinding sound. It doesn't bother me, other people like their brakes to be silent.


 
Posted : 06/03/2023 10:33 am
dyna-ti reacted
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Unless I really need the wear resistance of metal pads I generally prefer resin as they tend to be smoother + quieter in use (in dry weather anyway).


 
Posted : 06/03/2023 10:39 am
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Unless I really need the wear resistance of metal pads I generally prefer resin as they tend to be smoother + quieter in use.

I'm also quite happy with resin pads as my default, and I like the feel of my Shimano brakes with them (and the relative silence).

But the thing about sintered lasting longer, are the pads lasting longer at the expense of the rotors wearing quicker? Is it a "zero sum game" as they say?

I'd rather go through more pads and fewer rotors, personally.


 
Posted : 06/03/2023 10:47 am
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I've found pad choice to be condition/soil dependent. I used to find metal/sintered the best option when I was riding in more peaty and wet conditions but have reverted to resin for grittier/drier local riding here. Sintered do sound a bit "grindy" and are more likely to squeal when wet and cold (though resin will too).

I've always assumed resin were kinder to the rotors. Some of the Shimano rotors are resin-pad only, I assume for this reason?


 
Posted : 06/03/2023 10:52 am
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I always run sintered as resin can last less than a day in the wrong conditions, in theory they will wear the rotor slightly faster but I don't know many people who have worn a rotor out. Would would expect sintered pads are the most economical purchase for overall pad/rotor longevity


 
Posted : 06/03/2023 11:20 am
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I don’t know many people who have worn a rotor out.

I replace 2 or 3 each year from my 6 or 7 MTB wheels.

Usually I think the brakes are getting wandering bite point, then I realise the rotor has actually gone too thin.


 
Posted : 06/03/2023 11:24 am
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I’ve always assumed resin were kinder to the rotors. Some of the Shimano rotors are resin-pad only, I assume for this reason?

That's it, not as hard wearing.

I would expect metal pads to be harder on rotors generally.


 
Posted : 06/03/2023 11:28 am
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I don’t know many people who have worn a rotor out.

I seem to get through Shimano rotors at a pretty consistent rate whether I'm using resin or sintered pads.

The Ice Tech rotors are the worst for it.
This one was around six months old.
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Personally I prefer the feel of sintered but do use resin from time to time.


 
Posted : 06/03/2023 11:35 am
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I've been running Formula and Clarks rotors for years and they're still going strong. I have just "upgraded" to an ice tec rear rotor so perhaps that was an unwise decision!


 
Posted : 06/03/2023 12:35 pm
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OK, grindy noise it is, or at least thats how it sounds, so I'll guess that its sintered in there and ive either made an error when i got them, or aztec have mislabeled them, though its probably down to me.

But at least that clears it up.
I dont think it would be a rotor issue, as its yet to wear that shoulder bit you get with well worn rotors, and while those have had 18 months use, again theres no shoulders are the arms.

But thanks again for all the replies 🙂


 
Posted : 09/03/2023 3:40 pm
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I too prefer resin pads with my Shimano brakes & rotors.

I've worn rotors down to 0.9mm which was a bit of an oversight, that's pretty thin. Shimano rotors are 1.8mm thick and should be changed at 1.5mm.


 
Posted : 09/03/2023 7:45 pm
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Resin/organic, multi compound,Kevlar,ceramic, seems to be more than just sintered Vs resin, having just looked at Gorilla brakes website, there's a mind boggling array to choose from for my E4's.
I've also found icetech rotors a little too easy to show signs of wear and I don't use sintered, I think the cutouts design somehow affects durability.


 
Posted : 09/03/2023 8:13 pm

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