The basic taste of coffee is: sour, bitter and sweet. Sour taste is a basic taste of coffee, caused by organic fruit acid, citric acid, malic acid and so on.
Followed by the bitter taste of caffeine, quinine and a different alkaloid coffee taste, this is another basic taste of coffee, good coffee has a certain degree of bitterness.
The one way exhaust valve reviews the third aspect of coffee based on the taste. The first is a strong feeling. After the coffee is drunk, some are very strong. The whole mouth has a full sense of the mouth, and the long time table will disappear. This is a kind of superior coffee. Some coffee drinks like a cup of clear water, a touch of light, without any feeling, lost the rich fragrance of coffee. The other taste of coffee is astringency, which is a special aftertaste that makes the mouth feel dry. People don't like it
Originally published 30 Oct 2018, updated 30 Oct 2018.
The coffee one-way valve allows the worldwide coffee trade becomes more operational and allow consumer to taste a big range of coffee beans freshly.
Although people don’t mention it, coffee valve plays an important role with its small size among coffee industry, especially on biggest occasions.
By mentioning on the coffee competition, an efficient coffee valve would contribute on keeping the quality of final cup stable and predictable.
Alongside with our coffee map around the world—in Australia and Asian countries, we will introduce a test process for coffee valve quality check to you.