Injection Molding
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Mold wear after long-term use leads to increased product defects
Problem Phenomenon
Mold wear after long-term use leads to increased product defects
Cause Analysis
Cavity surface wear and roughening, product surface quality declines
Gate wear and enlargement, unstable injection amount
Parting line wear, fit accuracy decreases, flash
Guide pin and guide bushing wear, positioning accuracy decreases
Cooling water channel wear, leakage or blockage
Solution
Regularly maintain and polish the cavity surface
Check and repair gate dimensions
Repair parting line fit accuracy
Maintain guide pins and guide bushings
Clean and repair cooling water channels
Key Takeaway
Mold wear requires regular maintenance and repair
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