Basic knowledge of specifications and grades of coffee beans

Coffee beans are graded according to different grading systems in different countries. Some of these classification techniques are too complex to be effective, such as the Haiti classification, while the classification apparatus used in Brazil is necessary despite its complex structure. In general, there are six export grades, the highest being SHB (strictly hard bean)-extra hard coffee beans, or highland coffee beans, grown at altitudes of not less than 400 meters.

1, the name of the expression

(1) Name of port of export

The route of shipment can be known from the name of the port of exit indicated. Coffee of the same origin or brand has a certain route, so it is also exported from the same port. For example, if the label is Brazil-Santos, it means that coffee is exported from Santos. Except for those marked "mocha." Some Yemeni coffees still use the port name Mocha (Mocha Madari). In addition, Ethiopian coffee is also known as "haramocha".

(2) Original name, variety name

Only coffee produced in countries such as Arabia will be omitted, but if Arabica and Robusta species are shipped, the variety name will be indicated below the country name. Examples: Gamelon-Arabica, Uganda-Robusta, etc. In addition, there are Mendo Norbert, Blumun and other varieties of name labels.

(3) Name of mountain

Blue Mountain (Jamaica), Jiayu Mountain (Indonesia), Coral Mountain (Costa Rica), Crystal Mountain (Cuba), Kilimanjaro Mountain (Tanzania), Mawindohagen (Papua New Guinea) and so on, are very famous brands.

(4) Name of exporter

Indicates the name of the ship exporting coffee beans, exporter, etc.

2. Specifications and grades

At present, each producer country has its own independent standards. The most commonly used criteria are as follows:

(1) Washable, non-washable

Washing type: In the sink, after rubbing with water and utensils, remove pulp and colloid and dry, called washing type coffee beans, its quality is uniform.

Non-washing type: natural drying in sunlight, to remove the pulp and pericarp husker, its quality is unstable.

(2) Flat beans, round beans

Coffee fruit is composed of two oval seeds facing each other. One side of the joint is a flat joint, called a flat bean. But there is also a round seed, called round beans, which taste no different. Ripe and red coffee cherries have multiple structures. In the middle is the precursor of coffee beans, light green seeds.

Generally speaking, the fruit of coffee is composed of two oval seeds opposite each other. The other side of the joint is a flat joint, so it is called flat beans. But there are also ones that consist of a round seed and taste no different.