High quality strong silicone 80mm rubber suction cup

An 80mm rubber suction cup offers a larger nominal surface attachment that must fit the available contact area as a whole. The cup needs continuous support around its sealing lip; a clear patch beneath the center is not enough if an edge crosses a ridge or curved section. Custom size, color and rubber choices can suit the intended fitting.

Examine the full contact region before installation. Glass joints, surface texture and nearby boundaries can affect the lip even when the central area looks smooth. Also check the attachment above the cup so it does not introduce an unintended sideways pull or turning force.

Trial the assembled arrangement with the actual item and intended contact duration. The 80 mm name does not specify a load rating or guarantee retention on every smooth-looking surface. Clean both contact faces and inspect the perimeter for cuts before fitting. When moving the assembly, release the suction first instead of dragging the larger lip across the surface. After removal, examine the rubber around the connection as well as the outer edge before returning the cup to use.

Material options

Silicone. Custom formulation and color for the intended contact conditions.

Hardness selection

Silicone: 20–80 Shore A. The 80 mm name does not specify a load rating or guarantee retention on every smooth-looking surface.

Custom dimensions

The cup needs continuous support around its sealing lip; a clear patch beneath the center is not enough if an edge crosses a ridge or curved section.

Fit & assembly

An 80mm rubber suction cup offers a larger nominal surface attachment that must fit the available contact area as a whole.

Use & inspection

Clean both contact faces and inspect the perimeter for cuts before fitting.

Photos illustrate structure or material only. a clear patch beneath the center is not enough if an edge crosses a ridge or curved section. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.