| 摘要 |
Preforms for use in injection stretch blow molding processes and such processes are described herein. The preforms generally include a neck having an internal neck diameter and an external neck diameter and a body having an internal body diameter and an external body diameter, the internal body diameter and the external body diameter forming a sidewall, wherein the internal body diameter is at least 80% of the internal neck diameter. The preforms further include an end-cap positioned on the body at a transition point and having an end-cap depth and a transition point radius, wherein the end-cap depth is greater than the transition point radius.
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