A number of coffee newcomers asked us why there are holes in the top of your coffee bag. Today, the editor will come and explain it to you. The packaging of coffee beans in the store has always been a Kraft paper one-way exhaust valve with aluminum foil bag, which is specially designed for coffee products. The hole above is the vent of the one-way exhaust valve. So why coffee?
2016-01-15 One-way air valve coffee packaging medium function packing bag secret paper bagI often see this description in some materials: when making milk foam, as soon as the nozzle touches the milk noodles, all the steam valves will be opened. I don't quite agree with this (except for the two-stage steam valve, because there is no way to operate the steam volume, here I refer to the mainstream knob steam valve). In fact, this statement is not much of a problem, but as barista beginners, the weight of the opponent
2014-09-09 Coffee knowledge espresso flower drawing skills milkingSteam quantity problem I often see this description in some data: when making milk foam, as soon as the nozzle touches the milk noodles, all the steam valves will be opened. I don't quite agree with this (except for the two-stage steam valve, because there is no way to operate the steam volume, here I refer to the mainstream knob steam valve). In fact, this statement is not much of a problem, but as a beginner, the opponent
2016-07-05 Milking steam problem coffee maker air pressure Italian flavor blendingWe often see this description in some materials: when making milk foam, as soon as the nozzle touches the milk noodles, all the steam valves will be opened. I don't quite agree with this (except for the two-stage steam valve, because there is no way to operate the steam volume, here I refer to the mainstream knob steam valve). In fact, this statement is not much of a problem, but as barista beginners, the weight of the opponent is
2015-12-15 Italian style coffee production tutorial talk influence flower drawing factor hit milk foam steamingLooking forward to the stars and the moon, the long-awaited BIALETTI double valve mocha pot has finally arrived! Because I love the fragrant Italian Espresso, the original ordinary mocha pot can not satisfy me, specially ordered the top double valve door pot to experience the charm of double valve ~ ~ first of all, let's enjoy this professional BIALETTI pot! Everyone who plays with the mocha pot knows, up and down.
2015-09-24 BIALETTI Valve Mocha Pot sharing Star Moon waiting for a long timeLooking forward to the stars and the moon, the long-awaited BIALETTI double valve mocha pot has finally arrived! Because I love the fragrant Italian Espresso, the original ordinary mocha pot can not satisfy me, specially ordered the top double valve door pot to experience the charm of double valve ~ ~ first of all, let's enjoy this professional BIALETTI pot! Everyone who plays with the mocha pot knows, up and down.
2015-07-13 BIALETTI Valve Mocha Pot sharing Star Moon waiting for a long timeOn the surface, the coffee roaster seems to be very complicated, but in fact, the structure is relatively simple. the roaster is composed of raw bean holder, drum, dust collector, dust collector, cooling tank and so on. the whole baking process of raw beans into cooked beans is mainly controlled by the control panel, adjusting turntable, sampling spoon, baking / cooling switch, etc., of course, roasting is good or bad.
2016-01-04 Coffee roaster basic construction detail analysis structure manufacturing operation technologyAs far as gases are concerned, the specific gravity of carbon dioxide is higher than that of air. Therefore, in the same confined space, carbon dioxide will settle at the bottom and air will float at the top. After understanding this truth, when choosing a container or packaging bag, you can judge its versatility. Use an upright sealed jar to push fresh coffee beans to release oxygen
2014-09-04 Save coffee coffee knowledge coffee encyclopedia(1)。 Bagging: bagging is generally divided into: non-airtight packaging, vacuum packaging, one-way valve packaging, pressure packaging. Non-airtight packaging: it is actually a temporary package and is only used for short-term storage. Vacuum packaging: roasted coffee beans need to be placed for a period of time and then packaged to prevent carbon dioxide damage to the packaging, this kind of packaging can generally be stored for about 10 weeks. Single
2016-10-19 Why coffee bag there is a small hole what is it the reason. BaggedBoiler: at present, the popular coffee machine boiler is mainly made of copper and stainless steel, but some manufacturers also use copper alloy and copper plating. The main characteristics of copper boilers are good extensibility (good elasticity when frequent alternation of hot and cold water) and fast heat transfer speed. It was widely used in early wineries, such as some spirits distillation equipment. Figure 1.JPG (17.8
2014-07-29 Coffee machine coffee utensilsBoiler: at present, the popular coffee machine boiler is mainly made of copper and stainless steel, but some manufacturers also use copper alloy and copper plating. The main characteristics of copper boilers are good extensibility (good elasticity when frequent alternation of hot and cold water) and fast heat transfer speed. It was widely used in early wineries, such as some spirits distillation equipment. Figure 1.JPG (17.8
2014-09-12 Coffee knowledge coffee machine coffee machine parts part descriptionBoiler: currently widely popular coffee machine boiler materials are mainly copper and stainless steel, but some manufacturers will also use copper alloy and copper plating. The main characteristics of copper boilers are good extensibility (in frequent hot and cold water alternating, but also to maintain good elasticity), heat transfer speed is faster. In early distilleries it was widely used, such as distillation equipment for spirits. Figure 1.JPG (17.8
2015-07-16 coffee machine individual parts simple function description boiler current widespread lineBoiler: at present, the popular coffee machine boiler is mainly made of copper and stainless steel, but some manufacturers also use copper alloy and copper plating. The main characteristics of copper boilers are good extensibility (good elasticity when frequent alternation of hot and cold water) and fast heat transfer speed. It was widely used in early wineries, such as some spirits distillation equipment. Figure 1.JPG (17.8
2015-11-24 Coffee machine common sense various parts simple function description boiler at present widelyBoiler: at present, the popular coffee machine boiler is mainly made of copper and stainless steel, but some manufacturers also use copper alloy and copper plating. The main characteristics of copper boilers are good extensibility (good elasticity when frequent alternation of hot and cold water) and fast heat transfer speed. It was widely used in early wineries, such as some spirits distillation equipment. Figure 1.JPG (17.8
2015-10-08 Coffee Shibi Italian coffee machine each parts simple function description boilerBoiler: at present, the popular coffee machine boiler is mainly made of copper and stainless steel, but some manufacturers also use copper alloy and copper plating. The main characteristics of copper boilers are good extensibility (good elasticity when frequent alternation of hot and cold water) and fast heat transfer speed. It was widely used in early wineries, such as some spirits distillation equipment. Figure 1.JPG (17.8
2015-10-23 Coffee machine various parts simple function description common sense boiler at present widelyRaw beans are unprocessed, and raw beans are dried and picked. Coffee beans are roasted and can be ground and drunk directly. Most cooked coffee beans are foil lined one-way vent bags. Aluminum foil blocks light and air. The one-way vent valve works to vent excess carbon dioxide so that the bag doesn't burst unopened. When you get coffee beans
2016-03-30 how storage coffee ripe beans guarantee flavor maintenance way noFlexible non-airtight packaging: this is the most economical one. It is usually used by local small baking plants because they can guarantee rapid supply and coffee beans can be consumed in time. Coffee beans in this way can only be preserved for a short time. Usually no more than a week. Airtight packaging: suitable for bars, shelves or families, mainly in small bags and cans, coffee is vacuum and sealed after being packed. Due to
2015-06-08 Coffee beans packaging one-way valve sex airtight is the most economical one throughUnderstand the correct operation process of the coffee machine steam system, understand the purpose of the empty steam pipe before and after foam, and understand the importance of towels and easy cleaning in coffee making. Learn how to use the sprinkler to touch the milk noodles, the location and depth of the selected points.
2014-05-23 Coffee knowledge coffee milk foam coffee training1, coffee beans packaging oxygen-containing packaging: can block light, but because there is residual air in the packaging, it can not prevent the oxidation of coffee; vacuum packaging: vacuum plastic packaging vacuum can be a good way to prevent coffee oxidation gas filling packaging: filling inert gas into the packaging and air replacement one-way valve packaging: the use of special valve function will occur in the packaging of carbonic acid gas outward
2014-09-18 Coffee knowledge coffee packaging coffee encyclopediaPreparation before frothing understand the correct operation process of the coffee machine steam system, understand the purpose of the empty steam pipe before and after frothing, understand the importance of towels and hand cleaning in coffee making. Learn how to touch the milk surface with the nozzle, the position of the selected point, and the depth of the selected point. Two temperature problems: one is the temperature at which foaming begins and ends, and the other is the temperature at which foam is made.
2015-01-08 coffee pull flower technique use machine steam tube beating milk foaming milk beating pre-foaming