Car Brake disc /rotor OE NO:FD01-26-251Vehicle type:MAZDA Amico NO.31190detailed features 1. Physical propertitiesItem standardsBrake discTensile strength 245 N/m㎡ MIN268Hardness HB187--241 HB230microstructureA 85% MIN B5%MAXA 92% MIN B 4%MAXDynamic balance Disc260 g-cm MAX200 g-cmDynamic balance Drum1300 g-cm MAX500 g-cm -Professional Manufacture -Long Service Life