My 6 Input Mixing Hot End – Part 8

1. Introduction Further to my last post (part 7), I have now made and fitted the part cooling solution, assembled the latest version of the hot end (although it is still lacking heat breaks), completed the fitting of the gantry belts and wiring, made and fitted a small circuit board for the Z probe/switch, and […]

My 6 input mixing hot end – part 6.

1. Introduction. This is just a progress update on the new gantries that I talked about in part 5 and my latest hot end design revisions. As far as the hot end itself is concerned, I’ve had a fairly major set back which I will talk about later. 2. The new extruder gantry. In part […]

My 6 input mixing hot end – part 4

1. Introduction Further to my last post (part 3), I have designed some test parts to highlight the “stripey toothpaste” effect and printed these using the Diamond hot end. I’ve also managed to re-configure the extruders on my machine, fit the new hot end, load and flush through some filament and attempt my first print. […]

My 6 Input Mixing Hot End V2 – Part 3

1. Introduction Following on from my last post (part 2), I have completed the minor design changes and made and fitted the new parts. I’ve also received the 80 Watt heater cartridge that I ordered so I’ve fitted that too. I finally managed to track down a 60 Watt heater which I have only just […]

Mixing hot end extruder micro-stepping revisited

Note. This post is about extruder micro-stepping when using a mixing hot end. None of the findings would be applicable to non-mixing, single filament input hot ends. Introduction Some time ago I posted my thoughts on why I believed that 16x micro-stepping was not a good setting to use with a mixing hot end. The […]