subject: Know The Basics About Shrink Fitting [print this page] Dont you get confused when you hear this term called shrink fitting?! Yes, the term sounds confusing indeed. It sounds as if this term is referring to some process related to clothing or something! Amusing isnt it? It is not always that the terms are self-explanatory. Sometimes, they are but not always. Most of the times, a term may seem something which it is not. Shrink fitting may seem as if it is related to clothing but it is actually not!
Well, shrink fitting is actually a process of fitting one component into the other by the use of force or by expanding the component thats at the outside by increasing the temperature.
The shaft-end is immersed into the liquid Nitrogen tank where the shaft is left alone so that it can cool down. The temperature in the Nitrogen tank is about -196 degrees centigrade. The shaft and the inner component, then warm up and expand to form a very tight fit. Retaining bolt is used to hold the sleeve together.
Like all the procedures, techniques etc. shrink fitting method also has certain disadvantages. This procedure has mechanical disadvantages in which there could be damage pertaining to mechanics as well as local damage. There could be stress generated because of uneven and poor heating processes.
There is another process called freezing the pipe. It is not the best of solution as the process involves freezing the pipe and stopping all the work that one was doing. Shrink fitting is also a procedure in which all the work has to stopped until the procedure of fitting is not completed. On the other hand, there is another process thats really popular and is also offered by Allied Pipe Freezing. The process is called drilling process. This process doesnt need one to stop all the work that one is busy with side by side. One only needs to consider the excessive water flow. Moreover, under-pressure drilling is a process that seems more convenient. In this kind of a process, liquids can be carried out at raised temperatures too. The work doesnt need to be stopped or shut down while under-pressure drilling is being carried out.
Allied Pipe Freezing, one of the leading service providers of such facilities and is extremely capable of offering the clients with one of the best services. It is for us to decide and choose the best when it comes to shrink fitting.
