업체명	VN	이름	Vince
연락처	KZ	이메일	vinceworthington@orange.fr
모델명(모델번호)	BK	설치(구매)일자
수리의뢰내역 제품의 증상
Coffee Grinders Types In the world of coffee, burr grinders are praised for their ability to create consistently-sized grind sizes. This is important as it ensures a an even extraction of flavors and oils. Burr grinders crush beans by crushing them against two rotating, rough surfaces. The distance between the burrs is adjustable which allows for greater precision than blade grinders. They are also quieter and less expensive. Conical Burrs Burr grinders come in two forms that are conical and flat. The former are typically found on lower-end models while the latter are available on premium grinders. While they each have their own unique way of crushing coffee beans to the perfect grind for espresso, there are a few differences that could make one grinder more suitable for certain types of people. These differences are mainly due to particle distribution, waste produced during a grind session, heat, noise and cost. In a conical mill the outer burr is set around an inner blade that is attached to the body of the mill. When the grinder is operating the burrs spin to change the gap between them and change the spacing of the beans. This produces the same grinding action as the cutting of paper with scissors. The burrs' ridges catch the coffee and force them against one another to break them into smaller pieces, which are then crushed until they become dust. As the process progresses, these smaller particles are pushed from the grinding hole onto the coffee grounds tray below. Conical burrs are less hot because they have rounded edges. This allows them to preserve the natural flavors of the coffee. This allows the grinder to be used for a longer period of time without overheating. Another advantage of conical burrs is that they can be more easily accessed for cleaning than flat burrs can. This is important, especially when you brew your coffee frequently throughout the day. Coffee residue that has staleness can quickly spoil the flavor of your next brew It's crucial to get rid of it prior to going on with. Modern grinders come with easy-to-use cleaning functions, so this shouldn't be an issue. Conical burrs are easier to clean and can create smaller grains than flat burrs. This is essential for certain brews, such as espresso that require a certain particle size. Flat burrs often produce a cup with more flavor, whereas conical burrs provide a more balanced taste. Flat Burrs A burr grinder produces an evenly-sized grind than a blade mill, which is essential to produce high-quality coffee. This consistency ensures that all the coffee particles are exposed to water at roughly the same rate and prevents over-extraction and under-extraction. Burr grinders also produce less tiny pieces, referred to as fines, than other kinds of grinders. The kind of burr is a key aspect in determining the grade of these grounds, but there are other factors that come into play as well, like how loud and quick the grinder is, and whether or not it is able to hold any fines. Both conical and flat burr mills grind beans equally, despite the differing shapes. The differences between these two types of grinders are more of a matter of personal preference. Both kinds of grinders share the same mechanism. One rings is serrated and moves against another with sharp edges. As the two rings spin, they grind the beans to a specific size. The main differences between them are in their design, the material temperature, noise level, and cost. Flat burr grinders generally produce more heat than conical grinders during the process of grinding and can have a negative effect on the aroma and flavor of the coffee. They also tend to be louder and more expensive than conical burr grinders, which makes them less accessible to certain types of customers. When it comes to fines, flat burr grinders are more effective than conical grinders in retaining them. The flat burrs are often mounted horizontally, instead of vertically, inside the grinder. This prevents them from being entangled by the grinder's teeth, and allows gravity to assist with their expulsion. Some brewers discover that they keep less fines than conical grinds is an important selling feature, as this can reduce bitterness and astringency in their coffee. This can be especially helpful when making espresso, which is a demanding brewing method that requires precise temperature control and a precise size of the grind. Steel Burrs The burr geometry of a grinder can affect how a coffee is cut and distributed, as well as the kind of grind consistency you can achieve. These aspects are crucial to a good cup. In the case of flat burrs, this implies that the shape of the burr's cutting surface can make it more or less difficult to get a consistent grind size and distribution of coffee beans. For instance, if a grinder has a large gap between the burrs with flat surfaces, it will be able to accommodate larger coffee beans and creating a more coarse grind while smaller gaps would result in a more fine grind. The resulting consistency is critical for proper brewing because it ensures that all the grounds of coffee are exposed water at a similar amount, avoiding excessive or under-extraction of the coffee bean's flavors. In addition, a consistent grind is crucial for ensuring that the beans are properly ground to ensure that they are equally measured and shaped. The type and roast of the beans have a major impact on the wear rate of burrs when grinding coffee. The lighter roasts tends to wear out the burrs quicker because they are denser and more robust beans as opposed to darker roasts. They can also clog up smaller grinders at home more quickly. Another aspect that affects the speed at which a burr can wear is the length of time it has been in use. If a burr is used often, it will have to be replaced more often than if it's only used occasionally. If a grinder is frequently used, a set spare burrs is recommended to keep in the inventory to reduce downtime caused by the need to replace worn out burrs. Another thing to consider is whether a grinder is using ceramic or metal burrs. Ceramic burrs, that are hard and durable and reduce the heat generated when grinding coffee beans, are a popular choice. However they are brittle and can crack or chip when small stones or other sharp objects come into contact with them during grinding. Ceramic Burrs Many grinders are specifically designed to be used in home coffee brewing. These rotating rough surfaces made of ceramic, steel, or a unique material like Red Speed or Titanium, are essential to produce a uniform grind size. This is essential to ensure that the coffee is ground evenly and will be easy to extract when brewed. The kind of burr, and the material used, can impact the quality and performance of a grinder. Depending on the requirements of your coffee grinding it can aid in narrowing down your options when it comes to choosing the best grinder for your kitchen. Ceramic burrs last longer than steel burrs, and can be sharpened less frequently. This also means lower recurring costs as you'll need to replace your burrs less frequently. Ceramic burrs may not be as strong as steel, meaning they're more likely to break in the event of a drop. Steel burrs are generally constructed from a hardened alloy that is often chromium-based, to improve their durability and resistance to corrosion. They are usually used in commercial coffee grinders and they can be characterized by their matte-grey appearance. As the standard burrs in grinders they are usually considered to be the best choice for those who have to grind larger quantities of coffee machine with grinder as they can handle heavy usage easily. One thing to keep in mind when looking for a grinder with steel burrs is that they can become hot during the process of grinding and this can affect the taste of your coffee. Some coffee connoisseurs are concerned about the possibility of their coffee tasting too toasty or burned. Another factor to keep in mind is that both types of burrs will eventually require replacement. The metal will erode and dull with time, and the consistency of the grind will begin to fail. Fortunately, most grinder manufacturers have replacement burrs that can be swapped out in a relatively simple manner. Some manufacturers recommend changing the burrs every few months according to the number of pounds you grind each week.