which greatly increases the interference

The parameters below are only for your reference

75 mm and 2

so no need to use teflon tape or ABS to make the extruder leak free

Flashforge - PLA Color Change - Grey to White - 1.75mm - 1kg Værktøj Værktøj which greatly increases the interferenceFlashforge produces a lot of exciting filaments, including PLA Color Change It has a color change at 33C *Colour: Color Change Gray to White *Diameter: 1. 75mm *Weight: 1 kg Print instructions: *Temperature: 190~220C *Printing speed: 60~90mm s *Adapt to long term storage after opening *Not need heating platform *Vacuum packaging supplies to ensure safe transportation and no moisture during transportation.