Injection Molding
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Surface flow marks of PMMA '2079851475616104452
Problem Phenomenon
Wavy flow marks appear on the product surface.
Cause Analysis
Melt temperature low, flow front intermittently solidifies; injection speed slow; mold temperature low.
Solution
Increase melt temperature and mold temperature; increase injection speed; multi-stage injection.
Key Takeaway
PMMA flow marks are related to mold filling temperature and speed.
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