threaded suction cups custom made industrial vacuum suckers

Custom threaded suction cups attach to industrial hardware through a defined threaded interface. The thread locates the cup within the assembly, while the rubber face meets the workpiece. Thread dimensions, mounting depth, and cup geometry should be coordinated so the fitted part can establish its intended contact.

Tightening should not twist the rubber body or leave the cup tilted. Check the final position with the actual mounting hardware, then evaluate contact on the intended workpiece surface. Curvature, texture, contamination, and the load direction can change the usable contact. The complete vacuum system and operating sequence must be included when assessing holding performance.

Keep the lip and relevant vacuum passage clean, and inspect the rubber for damage before reuse. If several cups are installed on one fixture, their mounting positions should let each meet the workpiece as designed. A workpiece with an uneven surface may require particular attention to how the fixture approaches it, since one cup contacting early can prevent another from reaching its intended position. Evaluate the full fixture through approach, holding, movement where applicable, and release.

Use the planned release sequence rather than pulling the threaded mount until the cup separates. A replacement should match the mounting interface and rubber profile together so the fixture's original contact arrangement is maintained.

Material options

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

Hardness selection

Solid rubber options: 30–90 Shore A. Evaluate the full fixture through approach, holding, movement where applicable, and release.

Custom geometry

Thread dimensions, mounting depth, and cup geometry should be coordinated so the fitted part can establish its intended contact.

Fit evaluation

Check the final position with the actual mounting hardware, then evaluate contact on the intended workpiece surface.

Color & OEM

Custom colors; OEM markings outside the suction contact face.

Photos illustrate structure or material appearance only. Thread dimensions, mounting depth, and cup geometry should be coordinated so the fitted part can establish its intended contact. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.