Nozzle Pressure Advance Nozzle pressure advance is a technique to compensate for pressure buildup and release during extrusion, ensuring consistent filament flow. It adjusts extrusion rates during acceleration and deceleration, minimizing oozing and under-extrusion. Pressure advance settings depend on filament viscosity, nozzle diameter, and print speed. Direct drive extruders require lower pressure advance values than Bowden setups due to shorter filament paths. Proper configuration improves surface finish, dimensional accuracy, and layer consistency, especially in complex geometries and high-speed prints. |