適用工況：廣泛(fan)應用于抽送酸、堿液(ye)(ye)、油類、稀有貴重液(ye)(ye)體以及循環(huan)水(shui)設備(bei)配套的場合，特別是易燃(ran)、易爆、揮發性液(ye)(ye)體的抽送。

結構特(te)點：閉式(shi)或半開(kai)式(shi)葉輪。自吸時(shi)間短(duan)，自吸高度最高能達到5m。閉式(shi)葉輪內循(xun)環(huan)方式(shi)，半開(kai)式(shi)葉輪外循(xun)環(huan)方式(shi)。

排氣方(fang)式：自動(dong)排氣。只(zhi)要把出(chu)入口閥門(men)打開即可實現。

Applicable conditions: widely used in pumping acid, lye, oil, rare and precious liquid and circulating water equipment, especially flammable, explosive, volatile liquid pumping occasions.

Structure features: closed or semi-open impeller. self-priming time is short, self-priming height can reach up to 5m.

Exhaust mode: automatic exhaust. just open the inlet and outlet valve.