Automobiles, Cars
Brake pads and disks. What are and for what to change them
Few motorists know that the brake pads are of different types, with different characteristics and, naturally, with far from the same price tags. And all this for one and the same de car. For example, for the popular Skoda Octavia Tour, manufacturers of brake pads produce a large number of brake pads at their plants. About thirty variants of pads can be selected. Wow! True? How to choose?
To begin with, for different modes, different pads. For example, you are a fan of driving, you have a charged car. Of course, for this mode of driving we select our pads. As a rule, these are not soft pads, but slightly with harsh overlays. Soft pads are usually produced for city driving. With frequent braking. Soft pads less wear out the brake disc, but the cups overheat. Therefore, for sports riding is not quite suitable. In general, the brake pads must meet some important requirements, which are laid in them both by the manufacturer and by operation under certain conditions. These are such indicators as softness, "withering", temperature component, fragility.
Also the manufacturer of the car at designing puts in characteristics of model certain characteristics. This braking distance, the work of systems and sensors of the brake system, the ESP system and others. In this intricacies of important safety features of the car, brake pads and car disks are directly involved. So, the closer to the factory, original shoe according to the characteristics of the replacement options, the better the quality of analogs, well, the safety of the car as a whole.
Let's talk about brake discs. Quality discs - this is the second component of safety braking, as well as the safety of the car as a whole. Brake discs must meet many requirements. This is the temperature component. After all, when the disk is strongly heated, the braking efficiency is greatly reduced, which can lead to unforeseen consequences. In general, very much depends on the material from which the brake disc is made. It is the bona fide producers who are worthy of the buyer's choice.
By the way, for the supercars, cars, which for a few seconds are accelerated to speeds of more than two hundred kilometers per hour, make ceramic brake discs. It is ceramics that keeps the temperature within the limits when car brakes remain almost always predictable in the most extreme situations. But that is another story. Today we are talking about drives for cars for daily operation. Brake discs are ventilated and unventilated, with or without perforation. This is all done just for the removal of heat and cooling. Especially in mountainous areas on the descent and in summer in the heat. That's when the survivability of these brakes will be tested. It is under such conditions that conditions occur when the brakes operate within limits. How many cases of failure brakes in the mountains. Especially for trucks and buses. Often in the news from time to time there are reports of accidents in the mountains. In 80% of cases - this is the failure of brakes, the remaining accidents - from speeding and inattention at the wheel. After all, the mass of the car is large, the energy of motion (inertia) must be absorbed more efficiently.
Be careful when choosing the details of the brake system, and also entrust repair only to professionals, this affects not only your safety, but also those around you.
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