達日需要按照一定順序安裝和拆卸密封機械以防膠圈損壞
機(ji)械密(mi)封(feng)是靠(kao)彈性元(yuan)件(繃簧、波紋管等)和密(mi)封(feng)液(ye)體壓(ya)力在相對(dui)運動的動環和靜環的接觸面(mian)(mian)(mian)(端(duan)面(mian)(mian)(mian))上發作一恰當(dang)的壓(ya)緊(jin)力(比壓(ya))使兩(liang)個亮(liang)光、平直的端(duan)面(mian)(mian)(mian)緊(jin)密(mi)貼合;端(duan)面(mian)(mian)(mian)間堅(jian)持...