Injection Molding
5 görüntüleme
Poor gloss of PET injection molded products
Sorun Belirtisi
The surface gloss of PET injection molded products is insufficient, showing a matte or rough state.
Neden Analizi
The mold surface roughness is poor and not polished to a mirror finish; melt temperature is on the low side and replication is poor; mold temperature is low with rapid cooling.
Çözüm
Polish the mold to a mirror finish Ra≤0.05μm; increase melt and mold temperature; strengthen drying; increase injection pressure and speed.
Temel Çıkarım
High gloss of PET products requires mirror molds, high-temperature processes and clean raw materials.
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