shock absorber rubber stopper water silicone rubber plug

This rubber stopper can be customized for a defined opening or contact location. Where the part acts as a plug, its outer profile engages the receiving hole. Where a stop function is required, the exposed rubber face provides the point of contact. These uses place different demands on the shape, so the intended duty should guide the design from the beginning.

A plugging arrangement needs suitable insertion depth and retention, with enough access for removal when servicing is expected. A bumper arrangement needs support behind the contact face and sufficient space for its working deformation. Combining both functions requires attention to whether repeated contact could gradually loosen the plug in its seat.

Select the compound for the actual water exposure or other surrounding conditions. A soft feel does not establish a pressure capability or a shock absorption rating. Fit the component without nicking its engaging edge, then examine the installed part for movement after initial use. Replace it if the body tears or no longer sits securely in the intended position.

Material options

Custom silicone compound; formulation and geometry developed together.

Hardness selection

Silicone options: 20–80 Shore A. A plugging arrangement needs suitable insertion depth and retention, with enough access for removal when servicing is expected.

Custom geometry

Where the part acts as a plug, its outer profile engages the receiving hole.

Fit evaluation

Combining both functions requires attention to whether repeated contact could gradually loosen the plug in its seat.

Color & OEM

Custom colors; part identification clear of mounting seats and loaded faces.

Photos illustrate structure or material appearance only. A plugging arrangement needs suitable insertion depth and retention, with enough access for removal when servicing is expected. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.