[vc_row][vc_column][vc_column_text][/vc_column_text][vc_column_text]Collapsible cores are suitable for multi-cavity molds, large quantity and long term production parts. For markets of Medical, Caps and closures, plumbing which need unscrewing, has undercut (boss detail, seal ring, TE cap, CT cap, Threaded collar, Prescription Dosing, Long thread run) etc.
Collapsible cores can help
A. Mold makers:
No need complicated gear system, no hydraulics, simplified mold,
Smaller mold with higher density cavity
More balanced mold
B. Injection producers:
Smaller force,
Faster cycle time,
Less maintenance,
Improved part quality
C. Product designers:
Less secondary operations,
Better design for part,
Thinner material (wall)
The collapsible cores are consisted by collapsible core, center pin, and collapse sleeve (sleeve was not shown in above picture).
The collapsible core is mounted in the ejector retainer plate; the center pin is mounted in a bottom clamp plate. An extended stripper plate has been incorporated for proper ejection and cylinders are shown installed for the last stage of the required two-stage ejection. Also, vital to the design is the usage of guided ejection.
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