Extrusion v4 - Lydia
PlasticHub Extruder based on PP v4. but with improvments and simplifications.


  • Jam detection
  • Emergency and reset button
  • Various motor protections (thermal & magnetic).
  • Rigid, flexible and modular framework – enabling hacking and extensions. The base plate is 15 mm thick.
  • Extrusion hopper can be easily detached.
  • Thermocouples (sensors) have clips, easy to detach.
  • Stops automatically after one hour of inactivity.
  • High quality cables and wiring according to industrial standards.
  • Compression screw according to v4 with added extra strength
  • Stronger taper bearings extra trust bearing
  • Quality heatbands and PID controllers
  • Simplified bearing housing design with no exotic parts as in v4, easy to replace and scale for even bigger screws
  • Semi automatic control : record & replay extrusion speed


Type: Extruder
Version: 4.3
Status: Tested
License CERN Open Source Hardware License
  • PlasticHub S.L.
  • PrecisousPlastic - Eindhoven
  • Peter Bas
  • David Basetti - 3D Seed
  • Dan Shirley - Timberstar
  • Type Single Screw
    Weight 110 kg
    Power (W) 5 kW
    Voltage 380V or 220V
    Amperage 16A
    Input Flake Size Small
    Screw diameter 30mm
    Length of screw (mm) 900 mm
    Effective screw length 600 mm
    Rated Motor Power 3 kW
    - Rated Motor output Torque 109 Nm
    - Rated Motor output speed 263 RPM
    - Heating zones 3
    Heating power: max. 2 kW



    What others do with the Extrusion v4 - Lydia


    Part Nr. Description Configuration
    1 Extrusion Hopper Stainless 2mm
    2 Screw Shield Stainless 2mm
    3 Heatbands 7x 300W Brass
    4 Screw & Shield Support Mount
    5 Nozzle
    6 Motor 1480RPM | 3Kw | Supports 220V | 380V
    7 Reducer 1:10
    8 Motor Flange 160mm diameter | 8x M10 bolts
    9 Barrel Flange 100mm diameter | 8x M8 bolts
    10 Bearing Housing
    11 Extrusion Screw 30mm diameter
    12 Power Switch Motor Contactor
    13 Emergency Switch
    14 VFD Panel
    15 Feed Zone PID (Temperatur Controller) Inkbird 100 VH
    16 Mixing Zone PID (Temperatur Controller) Inkbird 100 VH
    17 Nozzle Zone PID (Temperatur Controller) Inkbird 100 VH
    18 Power Switch Heating Contactor
    19 Direction Switch
    20 Baseplate 80cm x 15mm x 200mm

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