Vortex Tubes: What is Cold Fraction?

EXAIR has written many different articles about how Vortex Tubes work and the applications in which they are used.  The idea of making cold air without any freon or moving parts is a phenomenon of… More

VIDEO Blog: Vortex Tubes and Cooling Kits

EXAIR manufactures three sizes of Vortex Tubes, small, medium & large.  Each size can produce a range of cooling power that can be changed by installing a different generator that will change the volume output capability… More

Vortex Tubes for Dummies

Vortex Tubes are intriguing. We can obtain such extreme cold or hot air with nothing more than compressed air and the Vortex Tube. We can adjust the temps very easily with the turn of a… More

Georges-Joseph Ranque and the Vortex Tube

Georges-Joseph Ranque was born on February 7th, 1898 in Ambérieu-en-Bugey, France. The son of a railroad engineer, Léon-Joseph Ranque, it was not much of a surprise that he developed a strong interest in physics. An… More