Silicone vacuum glass suction cup with screw or hooks

A silicone vacuum glass suction cup can be customized with screw or hook attachment arrangements. The choice should follow how the attached component will act on the cup and where the contact can be placed on the glass. Check the available continuous surface, keeping the lip clear of edges, joints and raised details.

A screw connection locates a mating part mechanically, while a hook introduces a particular hanging position. In either case, evaluate whether normal use tends to pull straight from the surface, slide the cup or peel one edge away. The complete arrangement needs to suit the intended item and orientation; glass contact alone does not establish a holding rating.

Clean the glass and silicone contact region before fitting, using methods suitable for both surfaces. Inspect for grit that could interfere with seating or mark the glass. For removal, release the suction deliberately instead of levering against the attachment. Recheck the lip before moving the cup to a new position, especially if an edge has been stretched or caught during separation.

Material options

Custom silicone compound; formulation and geometry developed together.

Hardness selection

Silicone options: 20–80 Shore A. For removal, release the suction deliberately instead of levering against the attachment.

Custom geometry

Check the available continuous surface, keeping the lip clear of edges, joints and raised details.

Fit evaluation

In either case, evaluate whether normal use tends to pull straight from the surface, slide the cup or peel one edge away.

Color & OEM

Custom colors; OEM markings outside the suction contact face.

Photos illustrate structure or material appearance only. The choice should follow how the attached component will act on the cup and where the contact can be placed on the glass. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.