Lees Disc Apparatus

Country of Origin

Made in India

For determining the relative conductivity of thin layers of material it consists of cylindrical brass slab of 11cm dia and 10.5mm thickness on this is connected another 4.5cm deep brass hollow cylinder (stem chest) of the same dia with inlet and outlet tubes for steam a hole for thermometer is drilled radially in each and the cylinder brass slab is fitted with eyelets to enable it to be suspended by three strings from a stout annular ring The ring is held on a heavy PSAWRetort stand complete as above with accessories but without thermometer