Liverani

Single screw continuous presses suitable for pressing freshly picked grapes, crushed stemmed grapes and fermented husks, also employed to estract juice or liquids from wet fibrous products. All models are actioned by a threephase electric motor. The rotation speed of the screw, obtained by a gearbox, is between 11 and 12 Rpm for models 250 and 300, while for models 350 and 400 a speed variator reduces even more the rotation of the screw from 3 to 9 Rpm. All parts in contact with the product (cage cover, cage, screw conveyor, hopper) are made of stainless steel, except for the the screw and the maltese cross which are mode of antiacid bronze.

The cage is made of longitudinal trapezoidal shaped bars with a minimun slot of 0.5 mm large. The pressure regulation of the outgoing mass of husk is made manually by a handwheel. All press types are manufactured according to the CE standards and are equipped with all necessary protection parts and a control panel for the emergency stop of the machine.