Assembled GT7 Extruder 0.3-0.5mm Nozzle J-Head Hotend For 3D Printer

Feature:

Material: Metal
Weight: 490g
Outline dimensions: 88 x 42 x 101 mm (L / W / H)
Nozzle diameter: 0.3mm, 0.35mm, 0.4mm, 0.5mm
Nozzle temperature: 180°C - 240°C
Suitable for 1.75mm / 3mm PLA & ABS (not included)
Printing resolution: 0.1mm
Molding form: FDM
Printing thickness: 0.1mm - 0.3mm
Flow rate in nozzle: about 24cc/h
Movement speed: 50cc
Recommended input voltage: 12V
Stepper motor operating voltage: 12V
Cooling fan operating voltage: 12V
Heating voltage of extruding head: 12V
Thermistor: 100K 1% high-precision NTC thermistor

Component:

1. 42 Stepper motor
2 Phase
Weight: 0.4kg
Step Angle: 1.8±5% degree
Voltage: 12V DC
Current: 12A / phase
Holding torque: 48N.cm Min.
Phase Resistance: 10.0±10% Ω(phase)
Phase Inductance: 20±20%mH(phase)
Rotor torque: 68g.cm^2
Braking torque: 2.6N.cm MAX.
Insulation class: B(130)

2. Cooling fan
Dimensions: 40 x 40 x 15 mm (3Pin)
Voltage: 12V DC
Current: 0.11A
Small size full of energy to make your printer pretty cool.

3. J-head nozzle
12V thermocouple
Thermistor: 100K 1% high-precision NTC thermistor
Suitable for 1.75mm, 3mm filament ABS / PLA (not included)
Nozzle: 0.3mm, 0.35mm, 0.4mm, 0.5mm

Package included:

1 x GT7 extruder