孔板波纹填料是在金属薄板表面冲孔、轧制密纹，冲波纹最后
n 组装而成的规整填料，具有阻力小、气液分布均匀、效率高、通量
n 大、放大效应不明显等特点，应用于负压、常压和加压操作。
n Mellapale packing is clear and neat filling assembled and small and
n large corrugation rolled on basis of thin board surficial holes．It has
n characteristics such as small resistance，even gas and liquid distribution，
n high efficiency，largeflow rate and unremarkable magnifying effects etc．It's
n applied to negative pressure，normal pressure and pressurization operation．
Size(X,Y):SM-125,SM-225,SM-250,SM-350,SM-450