１. 最明显的特点就是耐腐蚀性能好 The most obvious characteristic is that the corrosion resistance is good ２. 绝缘，耐酸耐碱，阻燃 Insulation, acid and alkali resistance, fire retardant ３. 使用寿命长，可以达到50年以上 Use long life, can achieve more than 50 years ４. 搬运较轻松，施工便利，可以省时省力 Easier to handle, easier to build, and less time-saving ５. 不易老化，抗冲击性能优越，弯曲弹性好 It is not easy to aged, the anti-impact performance is superior, the bending elasticity is good ６. 不会出现发热损坏的现象 There is no such thing as a fever ７. 摩擦系数小，减小摩擦 Reduce friction by small friction coefficient