Injection Moulding - Bump Offs

Bump-offs are a clever technique we use when we want to create a part with some kind of undercut, but still want the simplicity of a straight-pull mould. Under normal circumstances these undercuts would catch on the mould when you were ejecting it.

Injection Molding Service: Get Quotes in few clicks

Bumped off after center section is removed first

Improve Your Molded Parts with the Right Gating Option

Undercut solutions in injection molding

Plastic Injection Moulding Terminology Simplified - Part 2

A Guide to Bump Stops for Off-road Suspensions – Timbren

Undercut in Plastic Part Design - Prospector Knowledge Center

Bump-off Caps & Closure Molds Injection Molds & Solutions

Shut-Offs RTP Company

Mastering the Undercut in Manufacturing - Natech Plastics

3D printing versus injection molding - Make Parts Fast

Product Study: Undercuts in Injection Molding

MITHIN P - Mumbai, Maharashtra, India

Avoiding Two-Shot Injection Molding Defects