Calibrated Glass Tube

We are offering calibrated glass tube.
These are the dual tapered tubes manufactured precisely for achieving better accuracy & visibility. Each and every tube is crafted individually from borosilicate glass tubes maintaining high precision internal taper and ground polished end. Calibration flowmeter tubes are series calibrated at all marked scale flow points for discharge in to a standard atmosphere at an operating condition 20oc 1013 m bar, flow is expressed as litresminute. Bobin float aluminium alloy anodized red and blue with silver dot for easy observation of rotaion.tubes and floats are not interchangeable, a unique serial number appears on the tube and float.all tube and float combinations are flow checked at all figured graduations before despatch. Scale the flow scale is ceramic permanently fused on the tube, characters and lines are dense black.