How to Use Rubber End Gaskets

Mar 01, 2026 Leave a message

Using rubber gaskets requires following key steps such as cleaning, alignment, and even force application to ensure their sealing and shock absorption effects.

 

Preparation Before Installation: Ensure the mounting surfaces are clean, dry, and free of oil or dust. Wiping the surface with an alcohol swab can improve fit.

 

Selecting the Appropriate Size: Choose gaskets with matching materials (e.g., nitrile, silicone, fluororubber) and thicknesses based on the equipment's pressure, temperature, and medium to avoid aging or leakage due to incompatibility.

 

Correct Placement: Gently place the gasket between the connection surfaces, avoiding stretching, twisting, or folding to prevent deformation that could affect the seal.

 

Even Tightening: If using bolts, tighten them gradually in a diagonal sequence to ensure even pressure distribution and prevent localized stress that could cause leakage or damage.

 

Avoid Stacking: Do not use multiple gaskets for leveling, as this will reduce shock absorption performance and accelerate aging.

 

Check the condition: After installation, check for misalignment, excessive prestress or compression, and ensure that the gasket is in a natural fit.

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