Disk Brakes - Torque and Force
Forces and torque activated with disk brakes.
The torque capacity of a disk brake with two pads can be expressed as
T = 2 μ F r (1)
where
T = braking torque (Nm)
F = force on each pad (N)
r = mean radius (from center wheel to center pad) (m)
Required pad pressure can be expressed as
p = F / A (2)
where
p = pressure (Pa)
A = pad area (m2)