How do automatic espresso machines work?

Do you prefer taking a coffee blend that has a unique aroma? Do you know the style to use to prepare your coffee and maintain its uniqueness? If you are looking for information about how an automatic espresso machine works, then you have just come to the right place. This article will provide information about the basic features and working mechanism of the best automatic espresso machine.

Generally, we have no type of coffee bean that is known as espresso. What matters when brewing coffee is the style and attention given to the coffee beans till it produces espresso. There are various types of espresso machines. The basic working mechanism of espresso machines is almost alike only that some machines may show some deviations in their features. In order to understand the working mechanism, you must first be conversant with the parts that make up the machine.

Basic parts of an automatic espresso machine


Every automatic espresso has a boiler that is used to store and heat water when brewing coffee. There is a temperature controller inside the boiler which ensures that the water inside the boiler is kept at a fixed temperature. If the temperature exceeds the expected range, the heater automatically shuts itself off.


Pressure Gauge

This is used to measure the pressure inside the boiler which is supposed to be maintained at 1.5 bars which is helpful in producing quality steam for brewing purposes.

The Portafilter

This is an attached part of an espresso machine that is used to keep the ground coffee beans.

How to extract espresso coffee

hgdd74The water that is to be used to brew coffee is channeled to the espresso machine through a group head and then through a solenoid and then back to the group head. The process of making espresso coffee involves forcing water with very high pressure to pass through a punk of ground coffee to produce highly concentrated coffee which is popularly referred as Espresso. The fits step when using the automatic espresso is to calculate the number of cups of coffee that you are planning to brew depending on the number of people you want to serve. The water is kept flowing to help in maintaining a constant temperature during the brewing period.

This article is a must read for coffee lovers to help them develop a thorough understanding of how an automatic espresso machine works!

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