How is the Vacuum Flask Kept Warm?

A good-looking and easy-to-use vacuum flask is a must for everyone. Many people are curious about how the vacuum flask keeps warm? Next, Dongguan Zhanyi Commodity Technology Co., Ltd. will answer the principle and technology of vacuum flask for everyone.

The vacuum insulation cup is a water container made of double-layer stainless steel after vacuuming. It has long-term temperature control and good sealing. The vacuum insulation layer can delay the heat dissipation of the internal water to achieve the heat preservation effect. The thermos is the development of thermos. People make thermos cups for easy carrying, but the principle of insulation is the same as thermos bottles. There are three main ways of heat transmission: radiation, convection, and transmission, and the cup in the thermos cup can reflect the radiation of hot water. The vacuum layer of the cup can block the transfer of heat, so that the thermos cup can keep warm.

The thermos cup produced by Dongguan Zhanyi Commodity Technology Co., Ltd. is exquisite in workmanship. The material adheres to the combination of food grade 304 stainless steel inside and outside, or a combination of 304 stainless steel outside and 316 stainless steel. The heat preservation time can reach 18 hours, and the cold preservation time can reach 24 hours. The entire production link adopts AQL2.5 inspection standards, which are far higher than peer standards. All links adopt a full inspection system to ensure that each product is a high-quality product. Customers from all over the world are welcome to visit our factory for inspection, and welcome to place orders for cooperation. To understand us, please visit http://www.zhanyict.com