達日機械密封與軟填料密封相比的優缺點
機(ji)械(xie)密封(feng)(feng)的工作原理機(ji)械(xie)密封(feng)(feng)又(you)稱(cheng)端面密封(feng)(feng)(Mechanicalseal),是(shi)旋轉軸(zhou)用(yong)動密封(feng)(feng)。機(ji)械(xie)密封(feng)(feng)性(xing)能可靠(kao),泄(xie)露量小(xiao),使用(yong)壽(shou)命長,功耗低。毋須經常(chang)維修,且能適(shi)應...