Isilar Extraction Screws Line is mainly used fort he extraction of grain from the silos. They can be designed to work with up to a 45° inclination. It consists of 8 models with a capacity range that varies from 30 to 150 tons per hour. Each model has a body of 3.2 mms thick and variable diameter, with low speed helicoidal helix to avoid grain damage. This extraction system includes shirt conduct and slide door to stop and regulate the volume. Set in motion assembly formed by an electric three phase engine and double gear speed reduction, complemented by pulleys and belts.