Model: MK-2585
PULLINGER EXPANSION APPARATUS
- Two Cast Metal Legs Joined Together by A Pair of Plated Metal Rods.
- Each Leg Having Provision for Horizontally Supporting the Ends of Plated Brass Tube About 50cm Long.
- The Tube Has a Riffled Nozzle Near Each End, Facing Opposite Each Other.
- For Use as Inlet and Outlet of Steam.
- And Another Outlet at The Center with Holed Rubber Bung for Inserting Thermometer.
- Thermometer to Measure the Inside Temperature.
- The Test Rod Is Inserted in The Brass Tube Supported in Rubber Bungs at Its Each End. At One End Is Fitted a Micrometer Screw Head Reading To 0.01 Mm. A 4 mm Terminals Provided on Each Leg for Connecting an Electric Bell or Galvanometer.
- To Indicate Make/Break of Contacts.
- Supplied Complete With 3 Metal Test Rods, One Each of Copper, Brass and Steel.