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Coffee bean roasting technology hot air roaster

Coffee bean roasting technology hot air roaster

Coffee roasting (coffee roasting) means that through heating raw beans, starch in raw beans is converted into sugars and acids at high temperature, substances such as cellulose will be carbonized to varying degrees, water and carbon dioxide will be volatilized, proteins will be converted into enzymes and fats, and the remaining substances will be combined to form an oil film on the surface of coffee beans, and in the process coffee acids will be formed.

2015-01-08
Basic knowledge about roasting of boutique coffee

Basic knowledge about roasting of boutique coffee

one。 The meaning of baking 1. The definition of roasting so-called coffee roasting (coffee roasting) refers to the heating of raw beans to promote a series of physical and chemical reactions inside and outside of coffee beans, and in this process to produce a variety of sour, bitter, sweet and other flavors of coffee, forming mellowness and hue, and converting raw beans into dark brown beans. two。 The importance of baking is affecting a cup of coffee.

2014-12-25
The basic knowledge of coffee machine for making problem checklist by ESPRESSO

The basic knowledge of coffee machine for making problem checklist by ESPRESSO

There are always some problems when we use coffee machines to extract espresso, so let's see what the problems will be. And how to find the reason: one. Observe whether the flow rate of coffee from the handle of the filter is between 25 and 30 seconds Q. The possible reason for the excessive flow rate is: 2, 4, 4, 5 Q. The possible reasons for the slow flow rate are as follows: 32. Watch the coffee flow out of the filter handle (CR)

2015-11-11
Introduction to the Roaster Museum

Introduction to the Roaster Museum

Since the mid-19th century, coffee-roasting technology has evolved from the simplest home stove with a pan to today's giant computer-controlled automated roasting equipment (which can roast nearly five tons of coffee beans per hour).

2014-07-22
Roasting degree of coffee beans Coffee roasting technology Italian coffee machine extraction leakage

Roasting degree of coffee beans Coffee roasting technology Italian coffee machine extraction leakage

A series of chemical changes occur during the baking process. After about 5-25 minutes of baking (depending on the temperature selected), the green coffee beans lose some humidity and turn yellow. In this process, the coffee beans will swell, changing from a strong, high-density raw bean to a low-density fluffy state. After this process, the size of the coffee beans will about double, starting

2016-06-08
Open-box assembly drawing of Huky500 coffee roaster

Open-box assembly drawing of Huky500 coffee roaster

FRESHROAST SR500 was recommended to me by several friends. It is said that American families use more baking. In addition, they use more household hot air equipment and I-ROAST and NESCO, the price is not much different, between 975-1200 yuan. But the repair rate of NESCO is high, and the baking of I-ROAST is relatively foolish. Relatively speaking, FRESHROAST can support continuous baking (although it can be continuous).

2015-07-06
Answer a few questions about coffee

Answer a few questions about coffee

Soy sauce paste-like Espresso Wecare [Q] you mentioned last time that you can use your Rancilio to make a whole cup of paste-like crema, just curious to ask, is this espresso delicious? [answer] of course! The answer is very affirmative! This kind of espresso is very strong and has a sweet taste. After drinking it, the feeling of sweetness can be maintained.

2014-08-20
The method of roasting raw coffee beans at home hand network baking mixed beans Qianjie coffee beans place an order before baking

The method of roasting raw coffee beans at home hand network baking mixed beans Qianjie coffee beans place an order before baking

Many people buy raw beans for the first time and do not know how to bake coffee beans after buying them back. The following is based on my practical experience to introduce you: 1. The simplest and most primitive way-pan stir-frying daily cooking, cooking pot every family has, in the long time before there was no professional baking machine, coffee was roasted in a pan, and coffee fried in a pot is a relatively professional machine.

2016-04-20
Interested in coffee roasting? Look here-- Common sense of Coffee roasting (part two)

Interested in coffee roasting? Look here-- Common sense of Coffee roasting (part two)

Guide to Caxiang: as a general minority, we come into contact with more baristas who make coffee for us at the bar. We are still very strange to coffee roasters and coffee roasters, because we do not understand it, so we will feel very mysterious and profound. Do not deny that coffee roasting is indeed a profound knowledge, but as long as you are willing to understand, it is not mysterious! (2) mainly

2015-10-26
Coffee roaster: introduction of Coffee instrument Party's third play three beans 500X Coffee Roaster

Coffee roaster: introduction of Coffee instrument Party's third play three beans 500X Coffee Roaster

1. The production principle of roaster at present, there are mainly three kinds of mainstream roaster, direct fire type, semi-direct fire type (semi-hot air) and hot air type. In addition to the different heating efficiency produced by different principles, the most important thing is that it will have a direct impact on the operation process of the machine and the baking results. It is difficult to simply say which of the three heating methods is good or bad, because different occasions will have different needs.

2015-12-17
Coffee roaster cube750 750g direct-fire bean roaster

Coffee roaster cube750 750g direct-fire bean roaster

The cube 750s baked beans are on display at the 2012 Taipei World Coffee Show, but the 10 sets have been sold out before the exhibition. Of course, the baked beans will be very popular on the market, but we can only wait until the second batch is made next year. None of the people on the phone had seen the cube750 before the coffee show, so it was the first time they saw his machine at the coffee show. And thank you very much.

2014-10-22
Coffee roaster Museum introduces the basics of coffee

Coffee roaster Museum introduces the basics of coffee

Since the mid-19th century, coffee-roasting technology has evolved from the simplest home stove with a pan to today's giant computer-controlled automated roasting equipment (which can roast nearly five tons of coffee beans per hour). In 1877, the German commercial roaster began to have the patent design right, which is a baking designed by Emmerich Company.

2015-07-06
Roaster Skills Coffee Knowledge Roasting Coffee Beans

Roaster Skills Coffee Knowledge Roasting Coffee Beans

More than a decade ago, the technology of coffee roasting was often secret. Since the employees of roasting factories usually became competitors independently, it was common for inheritance between father and son or relatives. In addition, the purchase cost of large machines was quite expensive, and the threshold for roasting coffee by themselves was too high, making coffee roasting a monopoly of a few large factories.

2016-05-30
The introduction to coffee roasting recommends the complete Book of Coffee self-baking.

The introduction to coffee roasting recommends the complete Book of Coffee self-baking.

When the author published the first edition of this book in 1996, roasting coffee beans at home was something that only tireless coffee addicts would do. At that time, roasting coffee beans was a very difficult thing to master, and roasters had to work hard to find a way to roast coffee beans to a moderate brown. Today, individuals still roast coffee beans at home.

2015-10-26
Introduction to coffee roasting ET-2 roaster tutorial and detailed analysis of roasting curve

Introduction to coffee roasting ET-2 roaster tutorial and detailed analysis of roasting curve

The above picture is the description of the function keys and parts of ET-2 baking machine. This model belongs to direct fire, maximum baking capacity 300g, power 1600w (heating 1000w, smoke filter 600w). Advantages The previous issue has been explained in detail, this issue will not repeat, for the old coffee and other coffee taste requirements are extremely high, may lack advantages, but for beginners or long-term use of this model is very suitable.

2016-01-12
The equipment needed for coffee baking

The equipment needed for coffee baking

1. Baking room: dust, silver, smoke, etc. discharged from the baking company are easy to dirty the environment, so although the space is narrow, it is best to have a baking room, the ventilation of the baking room must be considered. two。 Dust collectors, in order to prevent the formation of public hazard problems, should at least be equipped with dust collectors such as dust separators. 3. Baking machine exhaust chimney: dust collector to the top chimney, preferably set high

2014-07-14
Common basic principles for the selection and evaluation of household roasters

Common basic principles for the selection and evaluation of household roasters

For a person who is new to roasting coffee at home, he often feels confused about the choice of a close comrade-in-arms (roaster) at the beginning, because he has already had a headache for the vast sea of machines, and he has to identify the hot air, direct fire, machine change and price in various types of machines. The total factors, such as these complex comparisons, are people who really want to start their own baking career.

2014-09-09
A brief introduction to the introduction to Coffee roasting, the complete Book of Coffee self-baking

A brief introduction to the introduction to Coffee roasting, the complete Book of Coffee self-baking

When the author published the first edition of this book in 1996, roasting coffee beans at home was something that only tireless coffee addicts would do. At that time, roasting coffee beans was a very difficult thing to master, and roasters had to work hard to find a way to roast coffee beans to a moderate brown. Today, individuals still roast coffee beans at home.

2015-01-27
Coffee roaster characteristics of Taihuan coffee roaster

Coffee roaster characteristics of Taihuan coffee roaster

Product features: 1. Semi-hot air type bean dryer: compared with drum type bean dryer, semi-hot air type can evenly distribute heat energy when in use, in order to achieve better baking effect, even beginners are easy to use. two。 Maximize thermal efficiency: the unique machine structure and heater design can increase the heat capacity by 20%, so that it can save baking time and finish baking beans for about 15 minutes. 3. Come on!

2015-02-03
Coffee roaster San Douke brand introduction: San Douke R500F coffee roaster santoker

Coffee roaster San Douke brand introduction: San Douke R500F coffee roaster santoker

The inner pot is shapeless and will not destroy the movement track of coffee beans. Cast iron inner pot surface plasma spraying far infrared ceramic emission far infrared ray through coffee beans heating outer ceramic protection inner pot can effectively avoid bean surface scald so fast baking firepower is valuable otherwise the speed is fast beans are all bitter. You can see it, and there is better quality assurance in places you can't see.

2015-12-19
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