It is mainly made of reinforced pp with short time of self - priming and long life , a kind of zero - leakage pump for automation long distance control and fluid transmission of strongly corrosive liquid 該泵以增強(qiáng)聚丙烯為主要材料,自吸時(shí)間短、壽命長,是自動(dòng)化遠(yuǎn)程控制和流動(dòng)輸送強(qiáng)腐蝕液體的無漏泵。