Nonmetal supporting material for titanium alloy membrane disc and preparation and use method

The invention belongs to the technical field of aviation transmission system power manufacturing, discloses a nonmetal supporting material for a titanium alloy membrane disc and a preparation and use method, provides main components and proportions of the supporting material, stipulates performance indexes such as shrinkage rate, melting point and hardness of the supporting material, and provides a specific use method. According to the method, the deformation problem caused by other rigid clamping modes can be effectively eliminated, machining deformation and springback caused by cutting force in the machining process are effectively reduced, and the machining precision of the titanium alloy thin-wall film disc is greatly improved. 本发明属于航空传动系统动力制造技术领域，公开了一种用于钛合金膜盘的非金属支撑材料及制备和使用方法，给出了支撑材料的主要成分及比例，对支撑材料的收缩率、熔点、硬度等性能指标作出规定，给出了具体的使用方法。本发明可有效的消除其他刚性装夹方式带来的变形问题，又有效的减少了加工过程中由切削力导致的加工变形和回弹，大幅提高了钛合金薄壁膜盘的加工精度。