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Prusa Research i3 MK2, User Manual

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Prusa Research i3 MK2 User Manual Download Page 4

Table of contents 

 
 

About the author

3

 

2 Product details

5

 

3 Multi Material Upgrade introduction

5

 

3.1 How it functions

5 

4 Software

6

 

4.1 Prusa3D Slic3r Multi Material

6 

4.1.2 Slicing profiles

8 

4.2 Multi Material post processor

8 

5 Supported materials

9

 

5.1 Filaments and print quality

10 

5.2 Loading/Unloading the filament

10 

6 Upgrade and first print

11

 

7 Printing in Multi Material mode

11

 

7.1 Loading the model in Slic3r Multi Material

11 

7.2 Printing with soluble supports

13 

8 Printing in Single mode with one extruder

14

 

8.3 Using web Color Print app

14 

9 Frequently asked questions

15

 

9.1 Smart Wipe Tower size and additional print time

15 

10 Troubleshooting

18

 

 
 
 

 

Summary of Contents for i3 MK2

Page 1: ......

Page 2: ...lease always refer to the http www prusa3d com drivers for an updated version of this Multi Material handbook PDF download Original Prusa i3 MK2 Multi Material v0 9 from July 7 2017 Prusa Research s r o ...

Page 3: ...a i3 the third iteration of the original 3D printer It is constantly updated with the latest innovations and you ve just purchased its latest version In addition to printer hardware upgrades the main goal is to make the technology more accessible and understandable for all users Josef Prusa also organizes workshops for the public participates in professional conferences dedicated to the populariza...

Page 4: ...pported materials 9 5 1 Filaments and print quality 10 5 2 Loading Unloading the filament 10 6 Upgrade and first print 11 7 Printing in Multi Material mode 11 7 1 Loading the model in Slic3r Multi Material 11 7 2 Printing with soluble supports 13 8 Printing in Single mode with one extruder 14 8 3 Using web Color Print app 14 9 Frequently asked questions 15 9 1 Smart Wipe Tower size and additional ...

Page 5: ...pply 90 135 VAC 2 A 180 264 VAC 1 A 50 60 Hz Working temperature range 18 C PLA 38 C indoor use only Working humidity 85 or less 3 Multi Material Upgrade introduction Multi Material Upgrade MMU is an addition to the Original Prusa i3 MK2 MK2S 3D printer which enables printing with up to 4 different materials in one single print 3 1 How it functions Instead of traditional use of multiple independen...

Page 6: ...additional programs will be installed compared to the standard MK2 MK2S installation 4 1 Prusa3D Slic3r Multi Material When you open the Prusa3D Slic3r Multi Material you can immediately see few differences First you can see and adjust the position of Smart Wipe Tower more info about how Smart Wipe Tower works can be found in 9 1 Smart Wipe Tower size and additional print time ...

Page 7: ...you can see 4 material select boxes marked as 2 Material selectors have colored boxed on the left by clicking on them you can assign color to each extruder and preview the model in final colors when the model is sliced in Preview tab ...

Page 8: ... This will allow you to use Variable Layer Height and 100 um and lower layer heights The printer is as capable as regular MK2 MK2S in this mode so it can print flexible materials etc without problems 4 2 Multi Material post processor Multi Material post processor is an application to generate Smart Wipe Tower and filament switching into the g code file for the MMU equipped printer G code generated...

Page 9: ...rted in Multi Material mode Normal range of filaments can be used in single mode discussed at chapter 8 Printing in Single mode with one extruder We re testing and preparing settings for more Combinations of different temperature materials are possible hotend can change temperature during the printing of Smart Wipe Tower ...

Page 10: ...est results For some filaments or color combinations such as black color together with white color additional wipe area might be needed That can be set up in Multiple Extruders menu under the Print Settings tab Default value work with most materials and color combinations The better quality filament will yield much better results than low cost filament from ebay Good and well working brands are Pr...

Page 11: ... the Multi Material version placed in folder MK2 MultiMaterial 3 Install 1 7 8 drivers or newer with Prusa3D Slic3r MK2 Multi Material and Multi Material postprocessor from www prusa3d com drivers 4 Delete all files from your printer SD card They are no longer compatible 5 Copy all sample g codes from our driver package Objects MK2MM folder to the SD card 6 Load filament See the section 5 2 Loadin...

Page 12: ...Click Load parts select all additional files and Open Now you can easily highlight every part and set the extruder with which it should be printed ...

Page 13: ...169 primaselect pva soluble support 500g html Unfortunately quality of different PVA brands vary greatly and we cannot guarantee anything from other soluble support brands Soluble support material always needs to be selected in the extruder number 4 the rightmost one and selected in Prusa3D Slic3r MK2 Multi Material as the fourth filament Special print setting 0 20mm NORMAL Soluble Supports needs ...

Page 14: ...sk you which extruder should be used to print the object WARNING The g codes generated for normal MK2 MK2S will either not work at all or produce very poor results They need to be generated again 8 3 Using web Color Print app Slice the object as you are used to in Multi Material Single mode Load the gcode into http www prusaprinters org color print and select Multi Material You can add color chang...

Page 15: ...slot and increase the size by another 15 mm One slots takes approximately 1 minute per layer In some prints multiple materials during single layer are used later but print starts with only one In this case the smart wipe tower is still being printed with number of slots from the most complex part of the model However before those slots are actually used they are printed with sparse infill to save ...

Page 16: ...wipe tower prevents the need to use any sort of ooze shields as in traditional multi extruder systems The size also remains constant no matter how many copies of the objects you print or how big the object is ...

Page 17: ...We suggest to print more copies of the same object if printing small parts as the Smart Wipe Tower will remain the same size ...

Page 18: ...10 Troubleshooting In case of any problems please first look here http manual prusa3d com c Troubleshooting ...

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