Material quality polyester yarn ?? g ?? weight (kg / m2) 3.5 thick ?? degree (mm) 4.5 through? Gas? Volume (m3 / m2.min) 3.2 Tensile strength (kg / 40mm)> 450 Temperature ≤ 180 ℃ characteristics: clear, smooth, dimensionally stable, no deformation. Airflow uniform and stable. Heat, wear and corrosion resistance. Low energy consumption, long life, minimal amount of maintenance. Uses: The product is mainly used as an air funnel silo chute and accessory products for the delivery of dry powder materials. Widely used in cement, thermal power plants, alumina,? Horizontal conveyor and silo alumina, soda ash, gypsum, flour and other industries boil.