概述：
阀座密封元件包括泛塞封、V型自密封环、矩形密封环、四氟V型组合填料、球面密封环；材料涉及柔性石墨、PTFE、PEEK、POM、弹性体等。
Overview：
Seat sealing elements include pan-sealer, v-type self-sealing ring, rectangular sealing ring, four-fluoro-v-type packing and spherical sealing ring; The materials include flexible graphite, PTFE, PEEK, POM, elastomer, etc.
特点：
具有很高抗内压变形和较低的内漏性能；优良的化学稳定性；良好的抗老化性能；不粘连的高自润滑和较小的摩擦系数；
Characteristics:
It has high internal pressure deformation and low leakage performance.
Excellent chemical stability; Good aging resistance;
Non-adhesion high self-lubrication and small friction coefficient;
技术参数：
耐温范围：-196~RT~450℃ PH值：0~14
Technical parameters:
Temperature tolerance range: - 196 ~ RT ~ 450 ℃ PH: 0 ~ 14
应用范围：
广泛应用于多种介质环境，在石油化工、冶金、造纸、电力、水处理等行业的阀门阀座密封。
Application:
It is widely used in various media environment, and valve seat seal in petrochemical, metallurgy, papermaking, power and water treatment industries.
