Coffee Lab
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ESPRESSO FLOW SIMULATOR

See the flow before
changing the grind.

Compare how grind size, fines, dose, and pressure shape an espresso shot.

RESULTS

Extraction by grind size

BREW RATIO1 : 2.0
Finer

25.0s

Range 22.5–27.8s

Peak flow
2.58 g/s
Initial resistance
3.33
CurrentSelected

20.0s

Range 18.3–22.0s

Peak flow
3.56 g/s
Initial resistance
2.42
Coarser

16.3s

Range 15.0–17.8s

Peak flow
4.90 g/s
Initial resistance
1.76
FinerCurrentCoarser

OVER TIME

Flow

g/s

Dashed line: pressure profile.

OVER TIME

Beverage mass

g

CURRENT MODEL OUTPUT

Extraction metrics

Estimated TDS
9.8%
Estimated EY
19.8%
Target
Reached
Note
  • A standard particle distribution was used.

COFFEE LAB

Not the answer, but the direction of change.

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