Nickel Perforated Rotary Screens printing machinery parts 1) Has a symmetrical aperture and thickness 2) Tenacity and elasticity is good enough to prevent chromatic aberration in printing effectively. 3) Improve the quality chromatic aberration 4) Mesh number: 30 to 165 5) Circumference/ repeat: 517mm, 640mm, 688mm, 754mm, 819mm/ 820mm, 914mm, 1, 017mm/ 1, 018mm and etc. 6) Length: 1, 400mm to 3, 500mm.