Injection Molding
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Wear Particles from PBT '2079851475616104452 Equipment Mixed into Products
Problem Phenomenon
Metal particles (iron, copper, etc.) are detected in the product.
Cause Analysis
Metal particles produced by the wear of the screw, barrel, and non-return ring are mixed into the melt and are not effectively filtered.
Solution
Use a magnetic frame or metal separator; regularly check equipment wear; replace worn parts.
Key Takeaway
PBT metal particles are a serious defect for electrical insulation.
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