Strong Rubber Vacuum Glass Suction Cup

A vacuum glass suction cup needs a suitable uninterrupted contact area where its rim can seat. Glass coatings, curvature, scratches and residue can affect that interface. The cup profile and selected rubber should be evaluated on representative glass rather than assumed suitable for every smooth looking surface.

Custom dimensions, materials, hardness and color can match the application. Define the attachment, loading direction and movement expected in the completed arrangement. The cup's outside diameter alone does not establish holding capacity.

Clean the contact areas using a method appropriate to the glass and rubber. Check the rim after fitting for uneven contact or a section pulled up by the mounting. Evaluate repeated placement and release under intended conditions. During maintenance, inspect for nicks and permanent curling before reuse. If contact loss consistently begins at one side, check the surface and attachment alignment as well as the cup. Store spare parts without bending the rims so the developed contact profile is not distorted before installation.

Material options

Rubber compound options, customized alongside the profile and contact conditions.

Hardness selection

Solid rubber options: 30–90 Shore A. Define the attachment, loading direction and movement expected in the completed arrangement.

Custom geometry

Custom dimensions, materials, hardness and color can match the application.

Fit evaluation

Evaluate repeated placement and release under intended conditions.

Color & OEM

Custom colors; OEM markings outside the suction contact face.

Photos illustrate structure or material appearance only. A Vacuum Glass Suction Cup needs a suitable uninterrupted contact area where its rim can seat. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.