Compact Ball Mill – DIY Grinder for Fine Materials
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Description
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DIY Desktop Ball Mill – Compact, Modular Design (NEMA 17 Driven)
This is a compact, desktop-sized DIY ball mill designed for grinding powders and fine materials.
The design is optimized for easy 3D printing, modular assembly, and reliable operation using a NEMA 17 stepper motor.
The ball mill is suitable for maker projects, material experiments, and small-scale grinding applications.
Its modular construction allows easy customization, maintenance, and future upgrades.
🔧 Features
- Compact footprint
- Designed for NEMA 17 stepper motor
- Modular and easy-to-assemble design
- Uses widely available supplement containers as the milling body (ESN Supplement Containers recommended, but many seem to have the same size)
- Optimized for standard FDM 3D printing
- Suitable for grinding powders and small material batches
📦 Materials
Required hardware:
- 1× NEMA 17 stepper motor
- 1× Motor driver (e.g. A4988, DRV8825 or similar)
- 1× Power supply (according to motor and driver specifications)
- 1x Supplement containers as the milling body (ESN Supplement Containers recommended, but many seem to have the same size)
- 2x 608 Ball bearings
- 4x M3 Screws for Nema 17
- Grinding media (steel balls, ceramic balls, or marble work as well)
Optional:
Rubber feet or vibration dampers
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License
You may create derivative works based on this object, provided that all such derivative works are published exclusively on the MakerWorld platform and include proper attribution to the original creator. You may not share, upload, host, distribute, or publish this object—or any derivative work of this object—on any other digital platform, marketplace, or distribution channel. Commercial use of this object and any derivative works is strictly prohibited. This includes, but is not limited to, selling, renting, sublicensing, or using the object in any context in which you receive monetary compensation or other financial benefits.
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