Single Drum / Double Drum
Used for tablets to determine the determine the durability at the time of production. A transparent plastic Perspex drum 300 mm Dia x 35 mm deep with cover approx.: also a shaped radial fixed blades which the tablets along with it up to the central height and lets them off while drum is rotation, thus the tablet rub against each other without any hard impact. The drum rotates at a fix speed of 30 R.P.M by geared motor. Electric timer in between 1 to 5 R. P.M/ Digital revolution counter(preset counter) The motor unit is covered in steel cabinet controls the rotation period and shaft extended on one side which the plastic drum rotate. Tablets are weighed before and after the test and the difference is weight for a particular time perior indication the rate of abrasion.