Black Diamond Burrs
Recommended for espresso extraction, especially of medium and dark roasted coffee.
Ultra Low Retention thanks to the innovative BLIND UPPER BURR (with no screw holes).
Higher durability compared to any other burrs treatment.
No seasoning process required by the end consumer. Seasoning process already made during the burrs production to avoid any waste of coffe during the grinder setting up!
Thermal cryogenic treatment of burrs to a temperature of -193°C which allows to obtain a greater resistance to wear and preserve the grind setting longer than any other burrs type.
Comparative particle size distribution in Espresso grind setting

Espresso Specialty BlackPronounced peak of the fines grants good body while providing an excellent clarity emphasising even the most delicate flavours.
Italian Espresso Taste BlackWide particle distribution with a moderate concentration of super fines, resulting in an excellent body and good flavours clarity.
All Purpose Black (Espresso)Two extremely pronounced peaks providing an excellent body and balance, as well as a very good clarity.
High Performance BlackDespite the extremely high grind capacity (up to 4.5 g/s), the curve highlights a good particle size distribution in line with Eureka standards, as the peak is over 10% volume density.
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