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General knowledge of coffee bean baking equipment and roasting theory of coffee beans

General knowledge of coffee bean baking equipment and roasting theory of coffee beans

In addition to the degree of baking is divided into factions, even the roaster also has a family view. At present, there are two major professional roasters, one is the traditional rolling furnace (Drum Roaster), and the other is the newly developed hot gas furnace (Air Roaster). The former is heated by gas across the bottom of the furnace, while the metal blades in the furnace keep stirring the beans, while the latter bakes the beans with high-temperature hot air flow.

2015-07-06
Reduction in roasting weight of coffee (how much does the weight of cooked coffee beans decrease after roasting)

Reduction in roasting weight of coffee (how much does the weight of cooked coffee beans decrease after roasting)

Reduction in roasting weight of coffee (how much is the weight reduction of cooked coffee beans after roasting) weight discount of roasted coffee beans and raw beans: due to evaporation, the weight of roasted coffee beans is reduced by 15-20%. Our coffee beans have a moisture content standard of 10-12%, and the weight lost is generally in silver, dust, substance change, carbon dioxide dispersion.

2015-12-30
Introduction to the main points of coffee roasting knowledge: coffee bean roasting theory (3)

Introduction to the main points of coffee roasting knowledge: coffee bean roasting theory (3)

In addition to the degree of baking is divided into factions, even the roaster also has a family view. At present, there are two major professional roasters, one is the traditional rolling furnace (Drum Roaster), and the other is the newly developed hot gas furnace (Air Roaster). The former is heated by gas across the bottom of the furnace, while the metal blades in the furnace keep stirring the beans, while the latter bakes the beans with high-temperature hot air flow.

2015-12-16
Theoretical roasting of coffee beans and the relationship between roasting and high-quality acid effect of inferior chlorogenic acid on coffee quality

Theoretical roasting of coffee beans and the relationship between roasting and high-quality acid effect of inferior chlorogenic acid on coffee quality

In addition to the degree of baking is divided into factions, even the roaster also has a family view. At present, there are two major professional roasters, one is the traditional rolling furnace (Drum Roaster), and the other is the newly developed hot gas furnace (Air Roaster). The former is heated by gas across the bottom of the furnace, while the metal blades in the furnace keep stirring the beans, while the latter bakes the beans with high-temperature hot air flow.

2016-01-23
Roasting techniques for the treatment of raw coffee beans: coffee bean roasting theory (3) detailed introduction

Roasting techniques for the treatment of raw coffee beans: coffee bean roasting theory (3) detailed introduction

In addition to the degree of baking is divided into factions, even the roaster also has a family view. At present, there are two major professional roasters, one is the traditional rolling furnace (Drum Roaster), and the other is the newly developed hot gas furnace (Air Roaster). The former is heated by gas across the bottom of the furnace, while the metal blades in the furnace keep stirring the beans, while the latter bakes the beans with high-temperature hot air flow.

2015-12-18
Coffee roasting knowledge: how much does the weight of cooked coffee beans decrease after roasting?

Coffee roasting knowledge: how much does the weight of cooked coffee beans decrease after roasting?

Weight reduction: due to the evaporation of water, the weight is reduced by 15-20%. In general, the moisture content of our coffee beans is 10-12%. In addition, the weight lost is generally in silver skin, dust, material changes, and carbon dioxide loss. Most of the less weight is moisture. Volume increase: due to the formation of CQ2, the volume increases by 30-60% and the specific gravity of the components changes:

2016-01-05
What is caffeine?

What is caffeine?

Caffeine is naturally the reason coffee is so popular around the world, but it is unwise to try to explain how caffeine works in the brain. No scientist dares to smile and say that he has solved the problem of how the brain responds to various mental stimuli. So there's no need to repeat the vague words that caffeine affects the dopamine system in the middle edge of the brain, creating pleasure, and talk about decaffeinated coffee.

2014-08-25
About acid in roasted coffee

About acid in roasted coffee

The main acids in roasted coffee are the following:

2014-07-12
The acid in roasted coffee

The acid in roasted coffee

The main types of acids in roasted coffee are as follows:

2014-06-14
Lactic acid fermentation treated coffee about the recently popular red wine treated coffee

Lactic acid fermentation treated coffee about the recently popular red wine treated coffee

Colombian red wine treatment at present, among all the coffee producing areas on the earth, very few red wine-like treatments have been successfully tested. After years of testing, this treatment has finally been able to control the acidic structure of coffee. Fermented coffee similar to red wine treatment greatly enhances the sweetness, cleanliness and multi-level complex and elegant acidity of the coffee. This way of fermentation

2016-04-16
Coffee common sense: coffee roasting report

Coffee common sense: coffee roasting report

Processing and roasting of coffee: when consignment coffee beans are on the market, the manufacturers who buy coffee beans should first boil the coffee beans into juice and taste them. After the transaction, the coffee beans are roasted according to the needs of the sales market. Among the many factors affecting the taste and flavor of coffee, roasting is the most important link. And baking itself is both a science and an art. Green C

2014-08-25
Baking Theory and debate of Coffee Bean roasting

Baking Theory and debate of Coffee Bean roasting

Grab a handful of coffee raw beans smell, there is always a pungent smell, very different from the impression of the charming smell of coffee. However, after roasting "fragrance" correctly, raw beans will emit the strongest aroma in the world.

2014-09-09
Coffee roasting awakens the strongest aroma in the world

Coffee roasting awakens the strongest aroma in the world

Grab a handful of coffee raw beans smell, there is always a pungent smell, very different from the impression of the charming coffee fragrance. However, after the raw beans are roasted correctly, they will give off the strongest fragrance in the world.

2014-06-20
Coffee knowledge Fine coffee beans roasting processing

Coffee knowledge Fine coffee beans roasting processing

Roasted coffee beans peeled: the use of mechanical methods to remove the peel and most of the pulp fermentation drying Roasting: coffee beans through roasting, can release the special aroma of coffee, each coffee bean contains its aroma, sour, sweet, bitter, how to fully release depends on its roasting temperature, from the tasteless raw beans, to the cup of endless flavor

2014-09-05
Roaster-- processing of coffee beans

Roaster-- processing of coffee beans

Roasting: through roasting, raw coffee beans can release the special aroma of coffee. Each coffee bean contains its fragrance, sour taste, sweetness and bitterness. How to release it incisively and vividly depends on the heat of its baking, from the insipid raw bean to the mellow aftertaste in the cup. Roasting-- is a very important step for each coffee bean to outline its character and nurture its fragrance during its long journey.

2014-05-15
Roasting technology Coffee roasting awakens the world's most intense aromas

Roasting technology Coffee roasting awakens the world's most intense aromas

Grasp a handful of coffee beans smell, there is always a pungent earthy smell, different from the impression of charming coffee fragrance. However, when properly roasted, raw beans emit the world's most intense aroma. The tiny high-altitude Arabica green bean is like a warehouse full of chemicals. Scientists have identified more than 2,000 known ingredients, including 700 to 700.

2014-10-22
Coffee Roasting Awakens the World's Strongest Aromas Coffee Roasting

Coffee Roasting Awakens the World's Strongest Aromas Coffee Roasting

Grasp a handful of coffee beans smell, there is always a pungent earthy smell, different from the impression of charming coffee fragrance. However, when properly roasted, raw beans emit the world's most intense aroma. The tiny high-altitude Arabica green bean is like a warehouse full of chemicals. Scientists have identified more than 2,000 known ingredients, including 700 to 700.

2015-02-26
Professional roasting theory of coffee beans roasting aroma elves

Professional roasting theory of coffee beans roasting aroma elves

Grab a handful of coffee raw beans smell, there is always a pungent smell, very different from the impression of the charming smell of coffee. However, after roasting "fragrance" correctly, raw beans will emit the strongest aroma in the world. The small high-altitude Arabica coffee raw beans are like a warehouse full of chemicals. At present, scientists have identified more than 2,000 known ingredients, including 700 to 700.

2015-11-03
Coffee roasting awakens the world's richest aroma roasting tips

Coffee roasting awakens the world's richest aroma roasting tips

Grab a handful of coffee raw beans smell, there is always a pungent smell, very different from the impression of the charming smell of coffee. However, after roasting "fragrance" correctly, raw beans will emit the strongest aroma in the world. The small high-altitude Arabica coffee raw beans are like a warehouse full of chemicals. At present, scientists have identified more than 2,000 known ingredients, including 700 to 700.

2015-09-14
Coffee roasting awakens the world's richest aroma coffee roasting knowledge

Coffee roasting awakens the world's richest aroma coffee roasting knowledge

Grab a handful of coffee raw beans smell, there is always a pungent smell, very different from the impression of the charming smell of coffee. However, after roasting "fragrance" correctly, raw beans will emit the strongest aroma in the world. The small high-altitude Arabica coffee raw beans are like a warehouse full of chemicals. At present, scientists have identified more than 2,000 known ingredients, including 700 to 700.

2015-02-11
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