Since 1954 TRIA produces blade granulators, conveying and grinding system of scraps from the plastics and associated industri ... es. TRIA focuses on effective technical solutions to meet customer needs. Our head quarter in Cologno Monzese and our branches (TRIA America, TRIA Brazil, TRIA China and TRIA Germany) follow their own markets for sales, after sales, spares, know how in offering technical solutions and some manufacturing. Over 70.000 systems installed in 65 countries world-wide underline our high standards in manufacturing and design. read more