PET blowing mold

PET Bottle Pearlescence (White Haze): A 6-Step Troubleshooting Guide from Preform to Blow Mold

2026-02-14

Early this morning, I received a frantic phone call from a new client in Indonesia. He had just received our…

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2 Bottle Designs in 1 PET Blow Mold? The Hidden Risks

2026-02-08

Just last week, I received an inquiry from a client in Ghana who runs a small but ambitious beverage factory.…

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What is PET Two-Stage Molding? The Ultimate Beginner’s Guide to the Factory Process

2026-02-06

Last month, a Canadian client asked me for a PET blowing machine for a new high-end cosmetic bottle. When I…

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PET Blow Mold Maintenance: When to Refurbish vs. When to Replace for Maximum ROI

2026-02-04

Hello. I am Vivian, the founder of PETmolder.com. I have worked in mold manufacturing in Zhongshan, China for 20 years.…

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Custom Blow Molds: 4 Reasons Your New Mold Won’t Fit Your Blowing Machine

2026-01-29

Hello. I am Vivian, the founder of PETmolder.com. I have worked in mold manufacturing in Zhongshan, China for 20 years.…

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Launching a Square PET Bottle? Why “Sharp Corners” Are the Biggest Nightmare in Blow Molding

2026-01-27

Hello. I am Vivian, the founder of PETmolder.com. I have worked in mold manufacturing in Zhongshan, China for 20 years.…

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Why Are Stubborn PET Bottle Defects Draining Your Blowing Line Profits?

2026-01-25

Hello. I am Vivian, the founder of PETmolder.com. I have worked in mold manufacturing in Zhongshan, China for 20 years.…

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PET Blow Mold Design Guide: Preventing Bottle Stress Cracking via Base Geometry?

2025-12-12

Are your carbonated beverage bottles failing the stress crack test or bursting during filling, causing massive production downtime and product…

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From Concept to Production: What Are the 8 Steps to Custom PET Bottle Molds?

2025-12-11

Starting a new bottle production line feels risky when you do not know the process. You worry about incorrect specifications,…

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