Brake pad is a partial of disc brake system which is used in automobile and other industries. Brake pads consist of steel plates on the back and friction material attached to the surface of metal plate, which is placed in front of the rotating brake disc.
In production of brake pads, phenol formaldehyde resin is mostly used as a connection. Graphite in addition to be transplant material, can be used as a friction material. Other material that has been known as a friction material is Zirconium silicate. Regarding to the researches of an Italian manufacturer, Cement can be used as a cheap and less energy consumption transplant material.