What are the usage conditions and applications of non-metallic expansion joints?

Release time:

2022-05-16

A non-metallic compensator is a type of flexible compensator that, in its manufacture, consists primarily of a non-metallic bellows and a metal frame, giving it a very simple structure. The frame is equipped with a flow guide cylinder, and the direction of the medium flow is clearly marked on the top of the flow guide cylinder.

What are the usage conditions and applications of non-metallic expansion joints? I believe many people still aren't familiar with this topic. So, let me give you a brief introduction here. First of all, a non-metallic expansion joint is a flexible compensator composed of a non-metallic bellows and a metal frame. Inside the frame, there’s a flow guide cylinder, and each cylinder is marked with an arrow indicating the direction of the medium flow. Therefore, when installing, users must always follow the direction indicated by these arrows. Another important point to note during use is that non-metallic expansion joints come equipped with transport securing rods. After installation, the yellow pull rods or securing rods should be removed. This ensures that the expansion joint functions properly, providing compensation in multiple directions, offering large compensation capacities, and boasting a long service life. If you have any further questions, feel free to call us anytime—we have online customer service representatives ready to assist you. No matter what your question is, we’ll patiently answer it for you. You can also find our contact information on our official website and simply dial our phone number to get in touch.

In addition to the relevant information you need to know when using non-metallic expansion joints, it’s also important for everyone to understand that there are two common connection methods: welding and flange connection. If a flange connection is used, it’s generally recommended to include matching flanges, as this greatly simplifies installation for users. However, if users don’t require matching flanges, they can simply provide flange drawings instead. Furthermore, users should be aware that the non-metallic bellows of these expansion joints are made from a wear-resistant and corrosion-resistant fabric material composed of several layers of cloth. Depending on the operating temperature, commonly available materials on the market today include fiberglass fabric, silicone rubber fabric, fluorocarbon rubber fabric, alkali-free fiberglass fabric, polytetrafluoroethylene film, and various types of aluminosilicate fiber cotton. We recommend that when purchasing, you carefully consider these factors to make your selection. Each of these fabrics has its own unique advantages and functions, and they can be combined according to different operating conditions. Moreover, the prices of these products are very reasonable, and their quality is fully guaranteed. If your industry has a need for such expansion joints, we encourage you to take a closer look—rest assured that you’ll find them highly satisfying.

The above article provides you with some relevant information about the application environment and uses of non-metallic expansion joints. If you weren’t familiar with this topic before, now’s a good time to take a look. In the next installment, we’ll share even more knowledge related to non-metallic expansion joints—stay tuned!

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