中方有關填料改集式密封的基礎知識點
填料改集式密(mi)封(feng)(feng)是一(yi)種傳統的(de)接觸式密(mi)封(feng)(feng),應用(yong)較廣,結(jie)構簡單,更(geng)換方便,成本低廉。可用(yong)于(yu)旋轉、往復(fu)、螺旋運(yun)動(dong)(dong)(dong)的(de)密(mi)封(feng)(feng),對旋轉運(yun)動(dong)(dong)(dong)的(de)軸允許有軸向竄動(dong)(dong)(dong),用(yong)于(yu)輸送一(yi)般介質,...