What is the effect of double -layer glass coffee cup?

Double -layer glass coffee cups are more common in some coffee shops or hotels, because if coffee will affect its taste and mellowness after cold. In order to ensure that the aroma and concentration of coffee can be used to use double glass coffee cups to play a good thermal insulation effect. Let ’s take a look at the time below. Is the double -layer glass coffee guarantee not heating? How do you go to keep warm?

In fact, the double -layer glass coffee cup is not completely vacuum, and there is gas in the middle, because after the vacuum glass coffee cup is crushed, the glass will appear splattered, which may hurt people. However, if you choose to use the middle layer to add gas, you can not only have the effect of heat preservation, but the glass will not bomb the glass after the glass is broken and hurts the safety of people.

Double -layer glass coffee cups can block the heat exfoliation, which can slowly reduce the heat of coffee. The hot coffee has a thick coffee mellow fragrance and taste. If the coffee is cold, it will not only taste bitterness, but it is not good for the body to drink it. Double -layer glass coffee cups can bear the temperature of up to 180 degrees, and if it is used alternately, it will not occur. Because the glass material used in their epidermis is high borosilica glass, which can tolerate the temperature between minus 30 degrees and 150 degrees.

With double glass coffee cups, you can let you drink hot coffee, and you don't have to worry about the hot problem, because the exterior layer of the double -layer design will not feel any temperature. Remind all users to try the temperature when drinking coffee to avoid burning lips.