Molds & Tooling
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PPS cold runner and hot runner
Problem Phenomenon
Whether PPS is suitable for hot runner or cold runner.
Cause Analysis
Cold runner gates freeze quickly and the molding window is narrow; hot runners can improve this but need high temperature resistance.
Solution
For high output and high quality requirements, hot runners are recommended, requiring systems resistant to 350°C.
Key Takeaway
PPS hot runner is an important means to improve efficiency and quality.
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