Granulators are lines for the secondary processing of thermoplastic wastes of production and consumption in a granule, or for mixing and painting of composition. There is a large variety of technologies of granulation depending on the type of the processed wastes and heat-resistance of material. Most popularity was lately got by twin-screw granulators, providing the effective serve of material, his quality plastification, intensive mixing and even distribution, good degassing of volatiles, multifunctionness and subzero consumption of electric power.