Fresh and helpful information about brake disks for vehicles

A typical heavy saloon weighing 1,7 kilograms is traveling at 134 km/hour down a highway and you must brake quickly. Let’s say the median tyres can handle a overwork of 0.85 in front they falter. We will slack away at 0.81 to avoid skidding down the freeway. This vehicle will come to a stop in approximately 87 metre and beget approximately 1170 kW of vis viva doing so. Current energy has to be transferred through the brake gear as to hold the vehicle. If you waterpump this much energy into the disc-type rotors in as little as moments it generate lots of heat and the amount of bulk or weighting in the disc-type rotor is critical as to rise to this burden.

A typical front disc-type rotor on a large sedan is approximately 300 mm in caliber and weighs approximately 9.5 kg. We will focus on the front wheel as it usually takes 70% of the deceleration load. A disc rotor consists of to key elements, the installation toller which attaches to the axle and the brake lining to which the braking torque is emploied through the brake caliper. The friction strip or circle in current disc rotor weighs around 6 kg. In the abovementioned braking application this 9.5 kilograms disc will increase in temperature by approximately 125 deg C in just less than 5 seconds. If the same 300 mm disc weighed 8.5 kilograms with a brake lining of 5.5 kilograms then the Tc magnify would be along 137 Celsius. 10% magnify in temperature does not clang all that much but unfortunately warmth waftage isn’t all this simple. In a one off application of brake an extra 10% supposedly would not make a noticeable difference. But what happens in performance driving on or off the track is a series of braking applications at punctual intervals. The time between braking applications is rarely enough to allow the circle to reconstruct to the ideal braking Tc so you end up with an accumulation of Tc build up over an interval of time. Additional information read at
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  • 24 января 2017, 22:42
  • Carusel

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