Sprocket
Key Benefits
Each tooth is shaped to match the chain precisely, helping the preforms move in a steady rhythm without tilting or slipping.
Built for Heat and Continuous LoadThe material keeps its strength near the heating zone and performs reliably during long production shifts.
High Machining AccuracyControlled tolerances help reduce noise, vibration, and unexpected wear on the preform chain system.
Better Heating ConsistencyBy keeping the spacing uniform, the sprocket supports more even heating, which contributes to stable bottle forming downstream.
How It Works
As the chain rotates, the sprocket engages with each link and pulls the preforms toward the heating oven. Because the teeth maintain equal spacing, the preforms stay upright and aligned. This controlled motion ensures every preform enters the oven at the correct speed and position, allowing for predictable heating before entering the blow-molding machine.
Applications
PET bottle manufacturing lines
Beverage, water, oil, and household-product packaging factories
Integrated injection + blow molding systems
Preform heating and transfer modules


Contact Us
FOSHAN BAIJINYI PRECISE TECHNOLOGY CO., LTD., founded in 2011, focuses on PET molds, precision machining, and components used throughout PET bottle production lines.
Choosing our sprocket means you benefit from:
Rich experience in PET molding systems
Strict quality control standards
Fast delivery and stable part performance
Support for custom sizes, materials, and special equipment layouts
More information is available on our official website: www.bjypetmold.com
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