Roasted coffee beans need thermometer

After the high quality coffee beans are picked, making it one of the most important step of gourmet coffee is roasted and mix. The professional coffee are generally roasted in small batches. Drum-type roasting method is the most common type of baking and hot air baking method. Most raw coffee beans baking under the nearly 400 - degree heat. In the roasting process, the volume of coffee beans can expand by more than 50%, while its weight would fall. From the fragrance of coffee beans extracted is is proportional to the roasting time. Roast the deeper, the less caffeine content, acidity is also smaller, you will taste the char is heavy, the flavor of the bean. Mild baked beans color is between cinnamon and shallow chocolate color. Because of its taste partial acid, so generally will not be used to make Italian coffee. Darker roasts, in comparison, bittersweet flavor more full-bodied, coffee color between satin-like luster of chocolate to shiny dark brown. Special deep roasted coffee beans can have a smoky flavor, it is more suitable for general coffee, not cooperation with Italian coffee. In order to be able to get roasted beans, appropriate thermometer is essential. Shanghai instrument of this kind of coffee beans thermometer is a full of SS304 stainless steel belt hook thermometer, glass table cover, 63 mm in diameter, surface temperature range for - 40 ℃ to 40 ℃, accuracy & plusmn; 1. 5%, protection grade is IP55 ( Dust, water) 。 The thermometer elegant appearance, can hang on the wall or on the table; Intuitive and convenient, safe and reliable, long life, high sensitivity; The corresponding parameters can be customized according to your need. Have so a thermometer, all kinds of pattern you enjoy coffee.