Brake Drums Rear 701609617

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A brake drum is a crucial component in a car's braking system. It works in conjunction with the brake shoes to slow down or stop the rotation of the wheels. When the driver presses the brake pedal, hydraulic pressure is applied to the brake shoes, causing them to press against the inner surface of the brake drum. This friction between the brake shoes and the drum generates heat, which in turn slows down or stops the rotation of the wheels.

The brake drum is typically made of cast iron or steel and is shaped like a hollow cylinder. It is located on the wheel hub and is attached to the wheel. As the brake shoes make contact with the inner surface of the drum, the friction generated converts the kinetic energy of the rotating wheels into heat energy. This heat is then dissipated through the drum's fins, which help in cooling down the braking system. Overall, the brake drum plays a vital role in ensuring effective braking performance and maintaining the safety of the car and its occupants.