PVC, Teflon and fluorion diaphragm were found to be better than glass as materials of diaphragm cell for their advantages in corrosion resistance as well as less electric resistance.

以聚氯乙烯、聚四氟乙烯和全氟离子隔料的套管式隔电解槽具有隔水性强、电阻小、耐碱液腐蚀、耐高铁化等优点，与平板式隔电解槽采用的普通玻璃和高硼硅玻璃相比是更加理想的电化学合成高铁的电解槽及隔料。