Your slicer’s estimate is only half the story. Here are the real factors that decide how long your 3D prints actually take.
When it comes to 3D printing clay, there are a lot of challenges to be met. An extruder capable of pushing clay is critical, and [davidsfeir] has an updated version suitable for an Ender 3 printer.
Anyone who's mucked about with consumer-grade 3D printers knows that it's infinitely cool to create stuff with them, but you ...