What is the difference between normal pressure filtration and drip filtration of coffee powder?

Atmospheric coffee powder: made by automatic coffee machine or professional semi-automatic coffee machine, with pressure of 15-20 Pa.

Drip filter coffee powder: made by Hong Kong-style drip filter or American-style drip filter.

2, the effect is different.

Press coffee powder: there is no layer of coffee essence on the coffee.

Drip filter coffee powder: coffee has a layer of coffee essence on it.

Press coffee powder:

Drip-filtered coffee powder:

3. Different tastes

French coffee powder: it is strong and has a aftertaste in the mouth.

Drip filter coffee powder: clear but not light.

4. The degree of coffee powder is different.

French coffee powder: French coffee beans need to be ground at five or seven degrees.

Drip coffee powder: the coffee beans of drip coffee need to be ground three times.

5. The holding time is different.

Press coffee powder: the time to keep the flavor of coffee is much shorter than that of dropping coffee.

Drip filter coffee powder: coffee flavor retention time is much longer than normal pressure.