濱海需牢記填料改集式密封的這些安裝要領
常用(yong)的密(mi)封(feng)(feng)(feng)型(xing)式(shi)(shi)主要(yao)有(you)填料密(mi)封(feng)(feng)(feng)、機械密(mi)封(feng)(feng)(feng)等(deng),填料密(mi)封(feng)(feng)(feng)。填料改集式(shi)(shi)密(mi)封(feng)(feng)(feng)是一種較(jiao)為(wei)原始的接觸式(shi)(shi)密(mi)封(feng)(feng)(feng),具(ju)有(you)結(jie)構簡(jian)單(dan)、成本低(di)、更換簡(jian)便等(deng)優(you)點(dian)(dian),由于這(zhe)些優(you)點(dian)(dian),因(yin)而在石(shi)油工業...