Tons of advertising mailshots, newspapers, office paper and cardboard boxes are collected every year for recycling. Purity after separation is crucial for recycled paper producers, and is the driver for sorting innovations in the paper recycling industry.
RGB sensors reach their limits because the composite of the paper is invisible. Hyperspectral imaging technology has become standard for waste paper sorting. Integrating HELIOS into different areas of the sorting process is the perfect choice to obtain optimum quality results at the sorting stage and perform quality control in the final stage.
EVK was a leading participant in "Sort-It", a research project for "recovered paper Sorting with Innovative Technologies". EVK developed the sensor and measurement unit and integrated it into the industrial paper sorting line.