0.4mm for 1.75mm forFlashforgeGuider 2/2S (High temperature version)
Maximum temp. of high temp. nozzle is300 C, supporting high temp. filament such as Nylon(PA), PC,PLA,ABS,Nylon,TPU,TPE,Elastic,flexible,which melting point is below 300C. Low cost to upgrade Guider 2/2s to industrial 3D printers.
Support material: PLA/ABS/Nylon/TPU/TPE/Elastic/flexible/PC.