#plastic-closure-machinery

Plastic closure machinery

Injection Molding Design Guide for Plastic Closures

Design plastic closures around thread release, draft and wall geometry, with a sourced stripping-versus-unscrewing comparison and a worked wall calculation.

Read the technical guide ↗

Plastic closure machinery

Polypropylene Bottle Caps vs HDPE: Resin Properties

Compare PP and HDPE bottle-cap grades using producer data on hinges, ESCR and heat, with test-condition checks and the hidden cost of resin substitution.

Read the technical guide ↗

Plastic closure machinery

Bottle Neck Finish Compatibility for Closure Production

Release the cap against a controlled bottle-finish drawing, with linked revisions, traceable samples and a defined response to any interface change.

Read the technical guide ↗

Plastic closure machinery

Plastic Cap Compression vs Injection Molding

Choose a cap molding route by the accepted closure design and the complete production job, with matched evidence on resin, tooling and post-processing.

Read the technical guide ↗