A new type filler, PTFE ladder Rasching ring is designed and used in the washing tower of anhydrous hydrofluoric acid equipment, properties of this filler is also analyzed.
设计了1种新型填料—ptfe阶梯拉西环并应用在无水氢氟酸装置的洗涤塔中，分析了该填料的特性。
Practice results show that ladder Rasching ring filler is low in pressure reduction and good in anti fouling, which can lengthen the operation duration of the washing tower.
实践使用结果表明，阶梯拉西环填料的压降低、抗污堵性能好，可延长洗涤塔的运行周期。
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