dustproof net 1.ISO9000/CE 2.Width:60-400g/SM 3.Aperture: 0.1-10cm dustproof net 1.materials: High density PE, PP, ABS plastic grail2. Characteristics: From thermoplastic, reinforced by coldest. With wear resistance, corrosion resistance, toughness characteristics of a great alternative to wire3. applications: Mainly used in petroleum, chemical industry, aquaculture and other industries.