Standard: IS1208 – 1958, ASTM: D 113, IP 32, 55.
The apparatus consists of a water bath with a thermostatic heater. And a circulating pumps to maintain uniform water temperature. One half of the briquette moulds is fixed on a carrier which slides over a rotating threaded shaft with clutch. The motor and gears to rotate the shaft are housed in a cabinet fixed to a carrier moves over a scale graduated from 0 – 110 cm X 1 mm fixed on the bath with “0” (Zero) of the scale towards the fixed plate side. The rotating shaft has 2 speeds of travel for the bracket, 5 cm / min and 1 cm/min, selected by a clutch. Water bath inside is aluminum. It is an insulated water bath. Water bath is provided with a drain. A heater with thermostatic control is fixed inside the water bath. Control switches for motor, stirrer, heater and indicator lamps are fixed at a convenient place on the water bath. Complete with three briquette moulds and one base plate, all made of brass. Operates on 230 V A.C. Single phase.