Method for manufacturing tiles equipped with veins similar to those of natural stones, and plant for carrying it out

摘要

Method for manufacturing tiles having the appearance of natural stones, comprising the following operating steps: arranging at least two layers of essentially constant thickness of powdered materials having different colourations on top of each other in a containment space, creating troughs having a depth at least equal to the thickness of the top layer on top of this stratified mass; and subjecting the stratified mass thus conditioned to pressing.