Heavy duty nitrile rubber screw threaded suction cup

A nitrile rubber screw threaded suction cup combines a material choice with a defined attachment method. The nitrile formulation should suit the workpiece surface and any process fluids, while the screw thread must match the equipment connection. Custom dimensions allow the cup footprint and working height to be developed around that arrangement.

Check the installed component for square alignment before evaluating its grip. A secure thread does not ensure that the lip meets the workpiece evenly. Review approach height and available contact area, then assess the intended load and movement using the complete vacuum system. A heavy duty description should not be treated as a numerical holding rating.

During upkeep, inspect the rubber where it meets the attachment as well as around the contact rim. Repeated twisting during replacement can affect a different region from normal pickup wear. Keep process residue from accumulating at the lip, and select a cleaning method compatible with the finished compound. If the cup changes shape or surface condition, review the exposure before installing another identical part.

Material options

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

Hardness selection

Solid rubber options: 30–90 Shore A. Review approach height and available contact area, then assess the intended load and movement using the complete vacuum system.

Custom geometry

Custom dimensions allow the cup footprint and working height to be developed around that arrangement.

Fit evaluation

Check the installed component for square alignment before evaluating its grip.

Color & OEM

Custom colors; OEM markings outside the suction contact face.

Photos illustrate structure or material appearance only. The nitrile formulation should suit the workpiece surface and any process fluids, while the screw thread must match the equipment connection. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.