Above picture of flip top cap sample is we made mold before.
For example this cap, due to inclined plane of the injection location,
after long term manufacturing, hot runner will cause the surface around injection gate sunken, no good appearance looking, neither no good for mold guarantee lifetime.
Above all, suggest cold runner.
If you plan to start new projects of high speed flip top cap molding,
still looking for the good butterfly closure mold factory in China, we can be your another good choice. Contact with me for more details what we can do for your cap molding.
Flip top cap mold two color,
please visit following link: