Molding Process
4 görüntüleme
Stress cracking of PMMA products
Sorun Belirtisi
Silver streak-like cracks appear in products during use.
Neden Analizi
PMMA is brittle and stress-sensitive, molding internal stress is large, and silver streaks and cracking occur when contacting solvents or subjected to external force.
Çözüm
Increase mold temperature 70-90°C; annealing treatment 80-90°C/2-4h; avoid contact with solvents.
Temel Çıkarım
PMMA stress cracking is the core issue of application safety.
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