How to choose a proper hose fitting for PU flexible ducting hose

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How to choose a proper hose fitting for PU flexible ducting hose

How to tight the PU flexible ducting hose is a problem often in the industry. Because it is to avoid leakage during the process of conveying the medium. Besides, a fixed hose assembly can avoid the positive and negative pressure in the gas deliver. Therefore, there are many types of connect methods for duct hose. While that includes threaded connect, flange connect and clamp connect. The 3 methods are all the proper ways to connect PU ducting. But which one is better? In fact, the choice should be base on the medium and work condition.

Here we Orientflex offers you some tips to choose a better hose connect method for PU flexible ducting hose

If you need to deliver granular or powdery media, hose clamp will be better. Because it is easy to install and uninstall. Thus it can help to save cost. In another hand, it is convenient and cost saving. However, if you transfer water or gas, you can’t use hose clamp. Because it has poor seal property. Thus there will be leakage problem in gas or liquid transfer.

For general powder, gas and liquid media, it should be flange connect. Because the flange connection has tight seal. Then there will not be leakage problem. But this method costs much more than others. Besides, you can’t unload the flange once it connects to the PU flexible ducting hose.

If you connect a duct hose into another PU ducting hose, choose the spiral connection. Because it can play a sealing role. In addition, it can pass through powder, gas, liquid and other media. Besides, it can also withstand a certain pressure. But it has the same problem with flange connect that the cost is very high.

All the 3 methods are the common methods for PU duct hose connection. While you should choose the proper one based on the medium. If you want to learn more, feel free to contact Orientlfex.