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3 reasons why a serviceable car can catch fire with brake pads

  • August 4, 2022
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Often, even in a fully serviceable car, the brake pads burn with an open flame. This happens after several hard braking on the floor, or when driving through

3 reasons why a serviceable car can catch fire with brake pads
Often, even in a fully serviceable car, the brake pads burn with an open flame. This happens after several hard braking on the floor, or when driving through a mountain serpentine. The latter is especially relevant now, because many go on holiday by car. The AvtoVzglyad portal tells about the causes of the brake fire.

To begin with, we note that when driving through mountain twisties or during aggressive driving, with frequent accelerations and braking to the floor, the driver heats up the brakes. Under these conditions, the discs are heated to 350-600 degrees. However, if the loads are short-lived, high-quality pads can withstand them.

Of course there are exceptions to every rule. So, about six years ago, the editor-in-chief of a major automotive magazine overheated the brakes of a Genesis G80 sedan during a test in Italy. Back, so usually set on fire with an open flame! Most likely this happened because the car was not broken in.

But new pads just need to be run in gently. Usually it is enough to drive 500 – 1000 km. If this is not done, the mechanisms may not be able to withstand. Of course, not the friction mixture of the pad itself will light up, but the paint on the plate. In any case, it’s not pleasant. You will have to run for a fire extinguisher, or to cool the “cars” in motion. But this will not allow visual control of the fire. But he is able to pour the brake hoses.

Another option is also possible. When servicing the brakes in service, excessive lithol was added to the anthers of the guides. It caught fire as the temperature rose.

With cheap spare parts, the situation is much worse. When slowed down, they can not only catch fire, but also collapse. That is, the friction mixture will not withstand even five sharp brakes, and the paint on the plate, protecting the metal from corrosion, as we wrote above, will flare up with an open flame. That is, if you see pads in the store, for example, for Hyundai Solaris, which cost 500 rubles, you do not need to take them. They are short-lived and unpredictable.

Finally, the carelessness of the owner will also lead to a fire. Let’s say, if the parking brake cable return mechanism is stuck, then the “hand brake” block won’t last all the way. It begins to wedge, in motion the load increases and with it the temperature. This causes a fire.

Photo: Drive2.ru (KotyaVin)

To begin with, we note that when driving through mountain twisties or during aggressive driving, with frequent accelerations and braking to the floor, the driver heats up the brakes. Under these conditions, the discs are heated to 350-600 degrees. However, if the loads are short-lived, high-quality pads can withstand them.

Of course there are exceptions to every rule. So, about six years ago, the editor-in-chief of a major automotive magazine overheated the brakes of a Genesis G80 sedan during a test in Italy. Back, so usually set on fire with an open flame! Most likely this happened because the car was not broken in.

But new pads just need to be run in gently. Usually it is enough to drive 500 – 1000 km. If this is not done, the mechanisms may not be able to withstand. Of course, not the friction mixture of the pad itself will light up, but the paint on the plate. In any case, it’s not pleasant. You will have to run for a fire extinguisher, or to cool the “cars” in motion. But this will not allow visual control of the fire. But he is able to pour the brake hoses.

Another option is also possible. When servicing the brakes in service, excessive lithol was added to the anthers of the guides. It caught fire as the temperature rose.

With cheap spare parts, the situation is much worse. When slowed down, they can not only catch fire, but also collapse. That is, the friction mixture will not withstand even five sharp brakes, and the paint on the plate, protecting the metal from corrosion, as we wrote above, will flare up with an open flame. That is, if you see pads in the store, for example, for Hyundai Solaris, which cost 500 rubles, you do not need to take them. They are short-lived and unpredictable.

Finally, the carelessness of the owner will also lead to a fire. Let’s say, if the parking brake cable return mechanism is stuck, then the “hand brake” block won’t last all the way. It begins to wedge, in motion the load increases and with it the temperature. This causes a fire.

Source: Avto Vzglyad

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