**This wiki is under construction**

 The Metafuse Wiki is the official knowledge hub for the Metafuse 3D Printing ecosystem. It is designed for anyone working with desktop-scale pellet extrusion, modular tools, and advanced material workflows. Explore setup, calibration, maintenance, troubleshooting, and the principles that make Materium-class extrusion powerful.

This wiki provides practical guidance and clear explanations to help you understand, operate, and explore Materium-class screw extrusion and related tools.

What You Will Find Here

Getting Started

Step-by-step guidance for new users:

• Installing and adapting Materium on your printer
• Initial material loading and calibration
• Basics of pellet extrusion
• Adjusting to the Metafuse workflow

Actionable instructions for operating and maintaining your tools:

• Materium setup and firmware configuration for Marlin, Klipper, and general use
• CHOPPER pelletizing procedures
• Slicer tuning and flow/retraction adjustments
• Material-specific printing tips
• Troubleshooting common issues

UNDERSTAND – How It Works

Learn why things behave the way they do:

• Screw extrusion physics and melt behavior
• Retraction, pressure, and flow dynamics
• Layer formation, bridging, and adhesion
• Thermal effects and nozzle geometry
• Material-specific phenomena

DECIDE – Is This Right For You?

Guides to help you choose workflows and tools:

• Evaluating pellet extrusion for your materials and experiments
• Selecting workflows likely to succeed at desktop scale

Tools and Hardware Guides

Materium

• Overview and design principles
• Zenflow nozzles and performance tuning

CHOPPER

• Workflow overview
• Expectations when pelletizing materials

MP-30

• Usage, maintenance, and adhesion tips

Barstock and SPOOLER

• Advanced workflows and future capabilities

Materials – Pellet, Flakes, and Additives

Comprehensive documentation of polymers and additives:

• Commodity and specialty plastics
• Elastomers and composites
• Masterbatches, powders, and colorants
• Handling, storage, and material behavior

FOUNDATION and REFERENCE

Explore the principles behind everything:

• Screw extrusion fundamentals
• Melt behavior, compression, and backpressure
• Thermal zoning and viscoelastic flow
• Glossary of Metafuse terminology and concepts

CROSS-TOOL WORKFLOWS

Discover how tools interact and combined workflows perform:

• Closing the material loop
• Polymer blending and compounding
• Recycling and filament making
• Insights into expectations and outcomes

METAFUSE – Company and Philosophy

• What we open-source and why
• Principles behind Materium-class tools
• Supporting experimentation and advanced material workflows

Why Metafuse?

Metafuse makes material behavior legible at desktop scale.
Polymer science meets accessible workflows, modular tools, and repeatable results.
This wiki explains concepts, clarifies interactions, and supports practical experimentation.
Explore materials, master tools, and discover new possibilities.