Numerical analysis on the effect of the orifice embedded nozzle and the squeeze flow on fiber alignment in the fused filament fabrication

Key Points

• Fiber alignment improves significantly with optimized orifice embedded nozzle configurations, promoting better material properties.
• Numerical analysis indicated that precise adjustments in squeeze flow can enhance alignment efficiency across various printing parameters.
• Fused filament fabrication techniques were assessed using detailed computational fluid dynamics simulations for accurate modeling.
• Findings suggest that optimizing both flow mechanisms could lead to enhanced performance in filament-based products.