新田泵用機械密封失效的原因
機(ji)械(xie)(xie)密(mi)封(feng)(feng)是一(yi)種(zhong)技(ji)術(shu)性(xing)(xing)要求較高的精密(mi)部(bu)件(jian),其(qi)因密(mi)封(feng)(feng)性(xing)(xing)能好、運(yun)(yun)行(xing)周期長、適用范圍廣、功耗低、抗(kang)高溫等(deng)(deng)特(te)點被廣泛(fan)應用于電力(li)、化工、國防等(deng)(deng)不同行(xing)業,但機(ji)械(xie)(xie)密(mi)封(feng)(feng)在運(yun)(yun)行(xing)中有(you)...