This product has high mechanical strength, rigidity, hardness, toughness, good aging resistance, good mechanical vibration damping ability, good sliding property, excellent wear resistance, good machining performance, no creep phenomenon when used for precise and effective control, good wear resistance, good size stability. It is widely used in making gear and parts for chemical machinery and anti-corrosion equipment, wear-resistant parts, transmission structural parts, household appliance parts, automobile manufacturing parts, screw prevention mechanical parts, chemical machinery parts, chemical equipment, etc.