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.

Undercut solutions in injection molding

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Injection Molding Undercuts for Plastic Part Designs

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Shut-Offs RTP Company

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Undercut solutions in injection molding