Nylon sieve film is company and a domcdtic famous university co-developed a practical new product which make full use of today's most advantical Nano technology,and the gathering of similar products at home ande abroad public home for so long,excellent resistance to the use of nylon body grinding performance,a broade hardness range of high strength,high flexibility,high elongation and good glastixities,and its resistance to low tempweature,heataging,anti-radiation,non-magnetic and other properties,after several repeated trials and shape steel priduction.