Expansion Apparatus Gunther
Product Name: Expansion Apparatus Gunther
Product Code: In stock
With two cast end pieces jointed by three nickel plated rods which carry two sliding V supports for a glass jacket with inlet & outlet tubes. One end piece fitted with Spherometer reading to 0.005mm & the other with contact screw. The glass jacket enclose both a brass & a copper rod each 500x6mm fitted through corks, a half turn of the jacket changing the rod in contact with the spherometer. A thermometer can be attached to either side of the rods by rubber bands. Brass terminals are fitted to the apparatus so that an electrical circuit can be made through either rod to indicate the moment of contact of centre tube & spherometer.