reliable seal

With built-in type, single seal face and single spring, U-ring is used for rotating ring auxiliary seal, high reliable seal, fitting for high-pressure petrochemical process pump.

内装式、单端面、单弹簧、平衡型，动环辅助密封采用U形密封圈，密封可靠，适合高压石油化工流程泵。

With the advantages of good corrosion resistance, reliable seal, small unsealed moment and so on, tri-eccentric metal seal butterfly valve is increasingly applied extensively.

三偏心金属密封蝶阀由于具有耐腐蚀性好、密封可靠、开启力矩小等优点，逐步得到广泛应用。

The work of the media in the two-sided reliable seal.

工作介质在双面上密封可靠.

Frequency Control device is used, Hopper used inflatable seal, sealed and reliable.

采用变频调速装置，料斗采用充气式密封，密封可靠。

Use grinding-resist double mechanical seal. Reliable for sea water, muddy, waste water.

采用耐磨性特强之双头机械轴封、耐海水 、 污水 、 污泥之磨损.

Reliable seal of bore in high pressure is a key technology of gun development.

确保高膛压下炮膛可靠密封是火炮发展的一项关键技术.

The exhausting anti-plugging device is good in seal effects, safe and reliable in operation, meanwhile, the service life of the seal ring is also greatly prolonged;

该排气防堵装置密封效果好，使用安全可靠，同时也大大的延长了密封圈使用寿命；