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   rec.autos.tech      Technical aspects of automobiles, et. al      117,728 messages   

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   Message 115,918 of 117,728   
   Xeno to All   
   Re: What metric do you use to estimate r   
   11 Aug 20 15:17:25   
   
   From: xenolith@optusnet.com.au   
      
   On 11/8/20 4:10 am, N8N wrote:   
   > On Sunday, August 2, 2020 at 12:28:48 PM UTC-4, Steve W. wrote:   
   >> Arlen Holder wrote:   
   >>> On Fri, 31 Jul 2020 14:04:50 -0700 (PDT), trader_4 wrote:   
   >>>   
   >>>> Every pad I've installed for decades has had them, including the ones that   
   >>>> use electric wear sensors.   
   >>>   
   >>> How many miles do you get per front pads, in general?   
   >>>   
   >>> As for mechanical sensors, my bimmer has only one wear sensor per axle   
   >>> o No mechanical sensor; only electronic (front left and rear right).   
   >>>   
   >>> Although electronic is essentially mechanical, since it's a stub of plastic   
   >>> that wears on contact, exposing the wires embedded inside that plastic.   
   >>>   
   >>> One issue is removing the sensors often breaks them if you're not careful.   
   >>>   
   >>> Since we rotate so frequently, checking brakes are easy; but this question   
   >>> was for estimating miles for someone else who doesn't rotate as frequently   
   >>> as I do (due to mountainous terrain causing specific "camber scrub" wear to   
   >>> the inboard corners of the front tires).   
   >>>   
   >>> At the moment, with the data we have, it's about 4,000 miles per pad mm.   
   >>   
   >> There is no rule of thumb for brake wear because it depends more on the   
   >> driver, vehicle location and the pad materials than anything else.   
   >>   
   >> Drive out in the plains where the only hills are long and low and the   
   >> brake wear is going to be much different than if you live in the   
   >> rockies. Same with driving in New York City versus San Fransisco.   
   >>   
   >> Another factor is the vehicle itself and how it is set up. Some will   
   >> chew through brakes fast while others barely nibble. Some will go   
   >> through brakes in 40K or less while others might make it to the junkyard   
   >> on the OEM rears pads.   
   >>   
   >>   
   >> The Journey we have  had all the brakes done by the dealer with OEM   
   >> parts prior to our purchase, They have about 55K on them and the fronts   
   >> are worn maybe 1/2 way. The rears however were just replaced, but not   
   >> for wear, the rotors rusted into junk and damaged the pads. So it got   
   >> new NAPA coated rotors and premium ceramics to see how they work on it,   
   >> have had very good service from them on many other vehicles.   
   >>   
   >   
   > Another factor is riveted vs. bonded linings, you can run a bonded lining a   
   lot thinner than a riveted one.  5mm might be thiiiiiis close to grinding the   
   rivet heads.   
   >   
   > nate   
   >   
   Rivets? In this era? Bonded shoes are all I have seen for *decades*.   
      
   --   
      
   Xeno   
      
      
   Nothing astonishes Noddy so much as common sense and plain dealing.   
          (with apologies to Ralph Waldo Emerson)   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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