Material Drying
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ABS high-gloss part drying tightened
Fenómeno del problema
Insufficient drying of ABS high-gloss and high-transparency parts, silver streaks and appearance defects; the standard 80℃ is not enough.
Análisis de la causa
ABS high-gloss and high-transparency parts have stricter requirements; extended drying at 85℃×4-6 hours; avoid slight material degradation; moisture content <0.05% or lower; dehumidifying dryer is essential.
Solución
①High-gloss parts 85℃×4-6 hours; ②moisture content <0.05%; ③dehumidifying dryer; ④use immediately or seal; ⑤re-dry if exposed >1 hour.
Conclusión clave
The tightened drying of ABS high-gloss parts is the quality guarantee; 4-6 hours and 0.05% are the standard; exposure management prevents secondary contamination.；after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence
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