‘Naugra Export’, is a trusted name when it comes to premium quality Bar Gauge Apparatus which is used in laboratories to show linear and superficial expansion. The world class bar and gauge apparatus offered by us has unique construction which allows precise measurement of metal expansion.
Construction :- Comprises of an iron bar fixed to a support rod with a wooden handle and a gauge with a cut out to admit the bar and holes which pass the bar endways when cold but do not when hot.
Main Components :-
Iron barSupport rodWooden handleGauge