Polytetrafluoroethylene(PTFE) wide aperture sieve plate was prepared by machining PTFE turning plate, and the tensile properties of sieve plate and turning plate were analyzed.

• 采用聚四氟乙烯(PTFE)车削板为原料,机械加工生产大孔径PTFE筛板,对筛板与车削板进行了拉伸性能分析。