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Why do Brake Pads sometimes have this Problem?

Feb. 13, 2020

Today Ford USA Brake Pad Manufacturer introduces several problems that may occur with brake pads.


1. Why does the brake pad wear?

Partial wear of the brake pads is mainly caused by stagnation of the brake caliper piston, asynchronous piston of the brake cylinder (for Drum Brake Shoe), and poor lubrication of the guide pin. The effect is to reduce the braking efficiency, shorten the service life of the brake pads, and generate noise. Solution: Check the brake cylinder and guide pin return, use brake depth maintenance kit cleaner to clean the brake caliper or lubricate the cylinder and guide pin, and replace the brake pads.


2. Why is there oil on the brake pad surface?

Due to the oil pollution on the surface caused by improper operation during storage of the brake pads or installation, the effects are: long brake pedal travel, soft braking, reduced braking efficiency, and erratic direction. The solution is: if there is oil on the surface of the brake disc, please use the brake depth maintenance kit to clean the brake disc. For oily brake pads, it needs to be replaced.


Audi Brake Pad


Audi Brake Pad


3. Why are there hard spots on the brake pad surface?

The hard spots on the surface are mainly caused by uneven mixing during the manufacture of the brake pads, or the size of the raw materials used are large, or contain other impurities. These hard spots have a great impact on the braking performance and will cause the brake discs. The faster the loss and the generation of brake noise, the solution is to replace the brake pads.


4. Why does the edge of the brake pads turn white?

Whitening and drossing of the edges of the brake pads may be caused by the poor return of the brake cylinder, long-term brake wear, parking system failure, excessive braking force, or rough driving, etc. The impact is: reduced friction coefficient, The friction material is excessively consumed, brittle, and broken. The solution is to clean and lubricate the brake guide pin and brake cylinder. If the brake guide pin and brake cylinder are damaged, they should be replaced, and the brake disc and brake pads should be replaced according to the situation. It is also possible that the brake pads are non-conforming products.


5. Why are there steps on the brake pads?

The main reason for the steps of the brake pads is due to the improper matching of the models of the brake discs and the brake pads. When the brakes are braked, the brake screams and the brake pedal shake, and at the same time, the brake pads cannot be used normally. The actual situation determines whether to replace the brake discs and brake pads.


The above are some of the problems that the brake pads introduced by Audi Brake Pad supplier may have, and I hope to help you.

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