This machine is used for internal bottom gumming of tube for airtight sealing after filling & packaging. It helps to prevent damage of product. It is applied through centrifugal spray gun rotary motion at high rpm to deposit a band of thick latex. Width of latex can be varied with cam motion & sensor controls. Machine is equipped with no tube no latex, indexing turret, a vacuum holding drum for tubes. Spray gun can be adjusted for quantity of deposit. A latex tank is provided for supply to spray gun under pressure.