Why do semi-automatic coffee machines use powder presses?
We all know that when using an espresso machine, the hot water is brewed at about 9 atmospheres (of course, this is not a fixed value, there are 12 atmospheres or more), and the pressure is very high when the water penetrates the coffee cake. the water is inert. What is inertia, that is, water will penetrate through the weakest part of the coffee cake, not from the thickest place. Therefore, if you do not use a coffee powder press to compact and flatten the coffee (to make the density of the coffee powder in the powder bowl as uniform as possible), the essence of the coffee will not be extracted, or some parts will be overextracted.
- Prev
Understand the coffee feelings of China and France (2)
France once heard that France once drank less coffee because of a shortage of coffee, and immediately saw more people napping. It may seem like an exaggeration, but it is true that the French are addicted to coffee. When the Gulf War broke out in 1991, France was also one of the countries participating in the war. some ordinary people in China worried that the war would affect the supply of daily necessities and rushed to supermarkets to buy them. Even the TV station was alarmed by this, when
- Next
Understand the coffee feelings of China and France (3)
Coffee shop taste leisurely love knowing that love is like running water, no matter who you love, if you are also heartbroken, sit in the coffee shop with you, ask for a cup of coffee, read a magazine, or in a musical atmosphere, with a reverie. Walking into the concert clavichord coffee shop, you will immediately be attracted by its rich Renaissance style, with thick wooden beams.
Related
- Beginners will see the "Coffee pull flower" guide!
- What is the difference between ice blog purified milk and ordinary milk coffee?
- Why is the Philippines the largest producer of crops in Liberia?
- For coffee extraction, should the fine powder be retained?
- How does extracted espresso fill pressed powder? How much strength does it take to press the powder?
- How to make jasmine cold extract coffee? Is the jasmine + latte good?
- Will this little toy really make the coffee taste better? How does Lily Drip affect coffee extraction?
- Will the action of slapping the filter cup also affect coffee extraction?
- What's the difference between powder-to-water ratio and powder-to-liquid ratio?
- What is the Ethiopian local species? What does it have to do with Heirloom native species?