




Description
Our vacuum flask, sometimes referred to as Dewar flask, is a type of storage vessel made of stainless steel, with two walls. Vacuum is used as an insulator to avoid heat transfer by convection. Rujia stainless steel vacuum flask is widely used in food industries and laboratories, which can keep its contents (such as tea, water) at a higher temperature than ambient temperature.
Shanghai Rujia vacuum flask & vessel co., ltd is a thermal flask manufacturer and supplier in China. We have provided high quality thermos flasks, stainless steel vacuum flasks, stainless steel coffee pots and stainless steel air pots for global customers since 1984.







