Challenge
A large thin-wall lid needed flatness, stackability and reliable snap-fit performance without whitening around the seal ring.
Takeaway packaging
Thin-wall takeaway container lid mold designed for lid flatness, stackability and repeatable snap-fit.
A large thin-wall lid needed flatness, stackability and reliable snap-fit performance without whitening around the seal ring.
The mold flow balance and cooling layout were adjusted to reduce edge lift, and venting was improved around the snap features.
The customer achieved a repeatable snap-fit with smooth de-nesting and reduced startup scrap.
The lid project centered on downstream filling-line reliability, so flatness and snap consistency drove every tooling decision.
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