A Nema14 Dual Driver Geared Extruder February 23, 2020 09:50AM |
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Quote
waitaki
My original printer is around 7 or 8 years old now and still uses the same filament drive. I think I made it from stainless, non hardened steel - anyway, its still operating perfectly well after all these years. For me, it's the design of the wheel that makes the difference. I made mine then and on my later printers using a tapped "V pulley" style groove - not a round groove. They exert plenty enough force even on 1.75mm filament.