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July 14, 2025

What are the causes of damage to flexible rubber expansion joint?

Flexible Rubber Expansion Joint may encounter various damage issues during use, and the causes of such damage mainly include the following points:
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1.Aging: Prolonged use can cause the rubber material to gradually age, losing its elasticity and thus affecting its sealing performance. Rubber Expansion Joints exposed outdoors, in particular, are more prone to aging under long-term sun exposure, leading to cracking and performance degradation.

 

2.Corrosion: Chemical or electrochemical interactions between the contact surface and surrounding media can trigger corrosion on metal surfaces. This not only affects the structural integrity of the metal parts but may also indirectly impact the connection stability of the rubber expansion joint.

 

3.Improper Installation: Incorrect installation methods can lead to issues such as deformation or excessive displacement of the Rubber Soft Joint, resulting in oil or water leakage and other faults. For example, improper selection of flanges and pipelines or failure to adhere strictly to standards during installation can adversely affect the normal operation of the Rubber Joint.

 

4.Improper Use: In practical operations, if operators fail to use the Rubber Flexible Joint according to specified methods, such as overloading it or frequently subjecting it to high-pressure and high-temperature operations, the damage to the rubber joint will be accelerated.

 

5.External Force Damage: External mechanical forces, such as being crushed by heavy objects or punctured by sharp objects, can also directly cause damage to the rubber joint.

From the above analysis, it can be seen that the causes of damage to Rubber Flexible Expansion Joint is diverse. It is necessary to comprehensively consider factors such as material selection, installation techniques, operating environment, and routine maintenance to ensure their long-term stable operation.

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