Brakes Work Example 6

WorkKey Level: 4
NATEF Automotive Tasks: V.B.2, V.B.3

A brake drum is 9.000" and needs to be machined to a spec of 9.030" to resurface the drum. How many cuts at 0.010" can be made without exceeding the turn to spec?

Solution:

3 Cuts

9.030" – 9" = 0.030"
0.030"/0.010" = 3