3D Model Description – 51 mm Portafilter Dosing Funnel
This 3D-printed dosing funnel is designed for espresso machines with a 51 mm portafilter. It fits securely on top of the portafilter basket and helps keep coffee grounds inside the basket during grinding, distribution, and tamping.
The funnel reduces mess and improves workflow by preventing coffee grounds from spilling over the edges of the portafilter.
Main Features
- Designed for 51 mm portafilters commonly used in compact espresso machines.
- Secure slip-on fit that sits firmly on the portafilter rim.
- High funnel walls to guide coffee grounds directly into the basket.
- Side cut-outs allowing the funnel to fit around the portafilter locking tabs.
- Minimalist and durable design optimized for 3D printing.
- Reusable and easy to clean.
Dimensions (example)
- Inner diameter: 52 mm
- Outer diameter: approx. 69 mm
- Height: approx. 34,7 mm
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Recommended Print Settings
- Material: PLA+, PETG, or food-safe filament
- Layer height: 0.16 mm
- Infill: 15–30%
- Print orientation: upright
- Supports: required
Luk1121
