It was the end of the sixties when my father Marco Terragni was leading a team of engineers of his company Covema (Milano/Italy) to develop a specific small die and sizer/calibrator to extrude a plastic hollow profile sheet.
Fabio Terragni illustra le tecniche dell’espansione in testa piana e la co-estrusione per il riutilizzo di materiali riciclati. «due innovazioni che permettono performance migliori pur impattando meno sull’ambiente».