CONDENSATION UNIT FOR FILM CASTING MACHINE Russian patent published in 1994 - IPC

FIELD: production of polymer films. SUBSTANCE: condensation unit for film casting machine is provided with vortical apparatus for mixing and additional fan. Suction line of the last is connected to the lower drying channel. Force-line connected to tangential inlet pipe of vortical apparatus and to the inlet pipe of upper drying channel. Outlet pipe of upper channel is connected to axial inlet pipe of vortical apparatus. Its inlet end is connected to the entrance into condenser. This enables to increase degree of fumes condensation of solvent owing to presence of vortical apparatus, to increase the flow speed in lower drying channel. EFFECT: increased output of casting machine. 1 dwg