Owing to its thin wall.low resistance,high void and capacity ,metal packings have a high separation efficiency ,and applied to handlethe thermalsensitive, hard to separation and easy carbonized materials in the vacuum rectifying towers.Metal structured Packings include perforated & corrugated plate ,corrugated plate gauze, pricked &corrugated plate , corrugated wire gauze and annular corrugated plate. Main specification:NameTypeSurface Area m2/m3Void Fraction %Bulk Density kg/m3Wave Height mmTheoreticnl Plate Number Piece/m2Per Plate PPa/mMax.F-factor m/s.(kg.m)0.5Perforated & corrugated plate1251259885-10025.41-2150325025097170 20012.52-32002.635035094240 28092.0-2.53002.050050092360 4006.34-51801.8Pricked & Corrugated plate250Y2509785 10012.52.5-3.03002.6700Y70085240 2804.55.0-7.09001.6500Y50093170 2006.33.0-4.02002.1Corrugated Plate gauzeSW-165091.61404.56-8260-4601.4-2.2SW-245095.53606.54-5220-2401.6-1.8Corrugated Wire gauze250(AX)250977012.52.5-3.025-1202.5-3.5500(BX)500951406.34-52002.0-2.4700(CY)700871804.58-106701.5-2.0