Does the brake disc need polishing? How much does it cost to polish a brake disc?

The car brake system has always been the most concerned part of car friends, it affects driving safety, but also related to personal safety. The main components of the brake system are the brake pads and brake discs. Automobile brakes are the braking force formed by the friction between the brake pads and the brake discs, which makes the car decelerate or stop. Some cars have brake jitter, which may be caused by uneven brake discs. Should the uneven brake discs need to be polished?

The brake disc will wear out during use. If the wear is uneven, the brake disc will be uneven. The brake disc may be high in some places and low in some places. At this time, the brake will shake and affect the braking effect. If the unevenness of the brake disc affects the brakes, the brake disc needs to be disassembled for polishing or directly replaced.

The price of polishing a brake disc in a general repair shop is about 100 yuan. Polishing can solve most of the problems of brake pads and brake discs, such as burrs, scratches, grooves and other unevenness. Generally, there are abnormal brake noises or problems with brake pads. The effect is to make the brake pads and brake discs match. More tacit understanding, to ensure the good operation of the brake system and restore the normal braking effect, but the polishing intensity should not be too large, and the number of polishing should not be too much. This will make the brake disc thinner, bring safety hazards, and affect the use effect of the brake disc. life.