Microstructure of the product is in orderly manner, its particle size range is designed on basis of science, in the process of motor vehicle brakes, this product can maintain maximum brake friction coefficient stability, to avoid any break in brake pads, which can cause failure of brakes, then improve the safety property during the brake pads being used

Recommended grain：
1. 40-120mesh(US MESH)90%
2. 30-150mesh(US MESH)90%
3. 20-100mesh(US MESH)90%

Above grain size are our standard recommendation, if you have any special requirement, pls contact