Overmolding: The Complete Design & Process Guide
A complete overmolding guide: process steps, material compatibility, DFM design rules, and how it compares with insert and two-shot molding. Request a free DFM review.
Overmolding Defects & Troubleshooting Guide
A root-cause map of overmolding defects—delamination, flash, warp, weld lines—with fixes and how to tell design changes from process tweaks.
Overmolding Applications: Where Multi-Material Molding Adds Value
Where overmolding is used across medical, automotive, electronics, and tools—grip, seals, damping, and when it is the wrong choice.
Overmolding Design Guidelines: Wall Thickness and Bond Strength
Overmolding DFM rules: wall thickness, shut-off interference, gate location, and bond-strength design for two-material parts.
TPE & TPU Overmolding Materials: Compatibility and Selection
How to choose overmolding materials: TPE vs TPU, substrate compatibility, bond mechanisms, and verification before production.