Metallic Pall Ring

الوصف

Metal Pall ring: It was designed based on Rasching ring by German BASR company in ***0s. The pall ring is made of a metal thin sheet and have a special structure, there are two row window with ligules towards inside on the ring wall. Each row window has five ligules bend to inside of the ring and point to the center, at which the ligules touch each other, the postion of up and down window is stagger, usually the area of window is about *0% of the whole ring area. The window on the ring wall let distribution and mass transfer efficiency of liquid and gas, inside packing, better than Rasching rings. It is also the mainly Metal packing.