Separating burr / contact surface / wearing surface and calculating Abbott-Firestone curve.
Wear volume of brake pad
![](https://www.mitakakohki.co.jp/industry/images/wear_volume_of_brake_pad-main.jpg)
3D measurement
Measuring area: X=54mm Y=54mm
![](https://www.mitakakohki.co.jp/industry/images/wear_volume_of_brake_pad-sub01.jpg)
Initial wear of brake pad
![](https://www.mitakakohki.co.jp/industry/images/wear_volume_of_brake_pad-sub02.jpg)
Parting burr / contact surface / wearing surface
![](https://www.mitakakohki.co.jp/industry/images/wear_volume_of_brake_pad-sub03.jpg)