The PH0371B EISCO Linear Expansion Apparatus is an easy-to-use device that measures the linear expansion of solids.
The apparatus consists of a 50cm metal rod, 4.5mm in diameter, enclosed in a metal tube with three tubules for steam inlet, outlet, and thermometer. The metal rod to be investigated is supported in the steam jacket by detachable rubber bungs situated at each end of the tube. The apparatus is fitted with a heavy base with an adjusting screw at one end and a micrometer screw at the other end for readings to 0.01mm resolution. Supplied with one each of aluminium, brass and iron expansion rods but without thermometer. Thermometer is NOT included.