Pall ring

Pall Ring packing is a high hole diameter equal to the ring packing, pall ring tongue each fenestrae five leaves, each leaf tongue ring within the bend point to the heart, the location of the upper and lower opposite stagger two fenestrae the general area of ​​about walled hole about 30% of the total area.

Pall Ring This structure improves the vapor-liquid distribution, taking advantage of the inner ring surface, which makes gas and liquid packed column can be freely passed from the form.