PP, EVA, EVOH, PS and PE Multi-layer Sheet Co-extrusion Line 1) Excellent anti-oxygen 2) Anti-humidity features ... PP, EVA, EVOH, PS and PE Multi-layer Sheet Co-extrusion Line1. PPPP/EVA/EVOH/EVA/PP five or seven ... multi-layer co-extrusion high barrier fresh keeping sheet2. It has the excellent ... PP, EVA, EVOH, PS and PE Multi-layer Sheet Co-extrusion Line