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pre-blow timing adjustment

Rings on PET Bottle Bottom? A Guide to Fixing Cold Stretch and Chatter Marks

2026-03-26

I am Vivian. I have 20 years of experience in PET preform and mold manufacturing in Zhongshan, China. Clients often…

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PET Bottle Base Rollout Analysis: A 6-Step Guide to Fixing Center Gate Bulging and Rocker Bottoms

2026-03-14

The Crucial Premise: The Mold Passed FAT, So Why Does It Bulge Now? I see clients lose money on base…

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Whitening on the shoulder of PET bottles: A 6-step guide to repairing localized whitening on the neck.

2026-03-07

I am Vivian. I own a PET mold factory in Zhongshan, China. I have 20 years of experience in PET…

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