Rubber joint also named flexible rubber expansion joint.Usually installed in the pump import and export, to stop the pump vibration and sound transmission when at work, can have the effect of shock absorption and noise.
Flexible rubber expansion joint of choice:
1.The pressure. To choose according to pump lift, commonly used joint working pressure is 0.6, 1.0, 1.6, 2.5 M
2.The temperature. According to transmission medium to choose, generally between 15 ℃ and 115 ℃ ,special - 30 ℃ ~ 160 ℃.
3.medium. Generally applicable medium: air, compressed air, water, sea water, hot water, oil, acid, alkali, etc.
4.The burst pressure and vacuum, etc.
5.most of the water pump with joint is single sphere.