Formula 1 cars use Brembo discs with different thicknesses, 32 mm at the front, 28 mm to 32 mm at the rear. The Brembo pads also come in different sizes: 22 mm at the front and 17 mm at the rear. The discs are in carbon fiber: the sheets of carbon fiber are overlapped and stitched together using presses, and infiltrated with special resins. During the season, each team will wear out 150 to 300 discs and up to 600 pads.
Brembo friction material for Formula 1
The Austrian track has seven braking sections, for a total time using the brakes per lap of 10 seconds, one of the lowest times in the World Championship, 7.5 tenths less than Monza. From the start to the checkered flag, the brakes are in use for less than 12 minutes. In the first half of the track up to and including turn 4, the brakes are used a lot and also very intensely: a total 685 seconds of use with a mean deceleration of almost 5.3 g. On the rest of the track, the brakes are only used for 3.18 seconds with a mean deceleration of 2.3 g. The most demanding braking section of the Spielberg Round Of the seven braking sections at the Austrian GP, three are classified as very demanding on the brakes, none are of medium difficulty and the remaining four are light. Turn 3 is the most feared because the drivers take advantage of the DRS and manage to get up to speeds of 331 km/h (197 mph): the braking section is almost 130 meters (119 yards) long. To complete the operation, the drivers need 2.67 seconds to apply a load of about 176 kg (67 lbs.) and undergo 5.3 g in deceleration.
Brake use during the Formula 1 Austrian Grand Prix