This packing is made of arranged wire mesh pressed into corrugation. Obliquity of corrugation is 30°or 40°and the neighbor two pieces are of opposite directions. When filling into the column, upper and lower filling trays cross by 90°.
Advantage
It has the advantages of high efficiency, low pressure drop and large flux.This products include BX,CY type which is usually used in vacuum distillation of difficult to separate and heat sensitive material, distillation and absorption process.