Nozzles ExcelFu Extruder Filament Printer Review

If you look at the cut of the original nozzles, you can see that there is not enough material at the tip. This leads to periodic clogging of the nozzles. Looks like a worn injector. I pulled my hair out, assuming there was something else wrong with my printer, such as excessive retraction or a kink in the bowden cable. After elimination and close observation, this was the cause.

Identical to the original for Anycubic Mega S with 0.4mm accuracy. Great value for money will order more to have on hand. It's hard to find an M6 0.4 at this price. I cleaned the threads on the machine with a couple of brass wire brushes before inserting and was very slow and careful as I screwed in, tightening the bushing enough but not too much to remove the threads. I preheated the car before removing the old one and installing the new cold one.

This compares well to the original nozzle that came with my Anycubic Mega S. I chose it because it matched the performance of the spares offered by Anycubic (but didn't have them in stock). ) ). The overall length is very tight, but the hex at the bottom is slightly shorter. The original hex ring touched the heater block. With this nozzle there is a small gap between the hex ring and the heater block when tightened all the way down, but the top end seems to touch the tube with no gap (as per…