雙(shuang)層(ceng)共(gong)(gong)軛環(huan)填(tian)料揉合了環(huan)形和(he)鞍形填(tian)料的(de)優點(dian)(dian),采用共(gong)(gong)軛曲(qu)線肋片結(jie)構,兩端(duan)外卷(juan)邊及合適的(de)長徑比。填(tian)料間或填(tian)料與塔壁間均為點(dian)(dian)接觸,不(bu)會產生(sheng)疊套(tao),孔隙均勻,阻(zu)力小,亂堆時取(qu)定向(xiang)排列,故(gu)有(you)規整填(tian)料的(de)特點(dian)(dian),有(you)較好的(de)流(liu)體力學和(he)傳(chuan)質性能。