Description :-  The Instrument is use to determine Viscosity of cutback Bitumen and road oil. The waterbath is made of S.S. 304, having orifice of 10mm and sleeve, stirrer with lifting clip and ball. The orifice cup is heated through waterbath and temp is controlled through energy regulator. The temp range of instrument is from ambient upto 95°C. The stirring is done manually to determine Viscosity at required temp. Outlet Valve is provided through which the water filled inside the bath is removed after completion of test.